Instruction/ maintenance manual of the product XH4272R / CH4272R Sanyo
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85464849248002 REFERENCE NO. SM 831148-2 FILE NO. TECHNICAL D A T A & SER VICE MANU AL 1 2 3 4 5 6 Section XH2672R / CH2672R, C2672R XH3672R / CH3672R, C3672R XH4272R / CH4272R, C4272R TH2672R / C.
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Please Read Before Starting This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently.
Section 1: SPECIFICA TIONS ................................................................................................. I- 1 1-1 Unit Specifications .......................................................................................... I- 2 1-2 Major Component Specifications .
1 2 3 4 5 6 I-1 SM831148 1. Specifications 1. SPECIFICA TIONS 1-1 Unit Specifications ......................................................................................................... I-2 1-2 Major Component Specifications ....................
1 2 3 4 5 6 I-2 SM831148 1. Specifications 1-1 Unit Specifications W all-Mounted T ype Indoor Unit KHH2672R Outdoor Unit CH2672R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Heating Capacity * [minimum~muximum] BTU / h 23,000 [9,500~23,000] 27,600 [8,000~27,600] (17˚F)** BTU / h 18,500 Moisture removal (High) Pints / h 7.
1 2 3 4 5 6 I-3 SM831148 1. Specifications 1-1 Unit Specifications W all-Mounted T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 °.
1 2 3 4 5 6 I-4 SM831148 1. Specifications 1-1 Unit Specifications W all-Mounted T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 °.
1 2 3 4 5 6 I-5 SM831148 1. Specifications 1-1 Unit Specifications W all-Mounted T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 °.
1 2 3 4 5 6 I-6 SM831148 1. Specifications 1-1 Unit Specifications W all-Mounted T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 °.
1 2 3 4 5 6 I-7 SM831148 1. Specifications 1-1 Unit Specifications W all-Mounted T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 °.
1 2 3 4 5 6 I-8 SM831148 1. Specifications 1-1 Unit Specifications W all-Mounted T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 °.
1 2 3 4 5 6 I-9 SM831148 1. Specifications 1-1 Unit Specifications 4-W ay Air Dischar ge Semi-Concealed T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient tempera.
1 2 3 4 5 6 I-10 SM831148 1. Specifications 1-1 Unit Specifications 4-W ay Air Disc harge Semi-Concealed T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temper.
1 2 3 4 5 6 I-11 SM831148 1. Specifications 1-1 Unit Specifications 4-W ay Air Dischar ge Semi-Concealed T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temper.
1 2 3 4 5 6 I-12 SM831148 1. Specifications 1-1 Unit Specifications 4-W ay Air Disc harge Semi-Concealed T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temper.
1 2 3 4 5 6 I-13 SM831148 1. Specifications 1-1 Unit Specifications 4-W ay Air Dischar ge Semi-Concealed T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temper.
1 2 3 4 5 6 I-14 SM831148 1. Specifications 1-1 Unit Specifications 4-W ay Air Disc harge Semi-Concealed T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temper.
1 2 3 4 5 6 I-15 SM831148 1. Specifications 1-1 Unit Specifications Concealed-Duct T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 .
1 2 3 4 5 6 I-16 SM831148 1. Specifications 1-1 Unit Specifications Concealed-Duct T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 .
1 2 3 4 5 6 I-17 SM831148 1. Specifications 1-1 Unit Specifications Concealed-Duct T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 .
1 2 3 4 5 6 I-18 SM831148 1. Specifications 1-1 Unit Specifications Concealed-Duct T ype Cooling: Rating conditions (*) : Room temperature 80 ° F DB / 67 ° F WB, Ambient temperature 95 ° F DB / 75 .
1 2 3 4 5 6 I-19 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit THH2672R Outdoor Unit CH2672R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Heating Capacity * [minimum~muximum] BTU / h 24,400 [9,500~24,400] 30,800 [8,000~30,800] (17 ˚ F)** BTU / h 17,900 Moisture removal (High) Pints / h 7.
1 2 3 4 5 6 I-20 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit TH2672R Outdoor Unit CH2672R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Heating Capacity * [minimum~muximum] BTU / h 24,400 [9,500~24,400] 30,800 [8,000~30,800] (17 ˚ F)** BTU / h 17,900 Moisture removal (High) Pints / h 7.
1 2 3 4 5 6 I-21 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit THH3672R Outdoor Unit CH3672R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Heating Capacity * [minimum~muximum] BTU / h 31,200 [9,500~31,200] 37,400 [8,000~37,400] (17 ˚ F)** BTU / h 21,000 Moisture removal (High) Pints / h 10.
1 2 3 4 5 6 I-22 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit TH3672R Outdoor Unit CH3672R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Heating Capacity * [minimum~muximum] BTU / h 31,200 [9,500~31,200] 37,400 [8,000~37,400] (17 ˚ F)** BTU / h 21,000 Moisture removal (High) Pints / h 10.
1 2 3 4 5 6 I-23 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit TH4272R Outdoor Unit CH4272R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Heating Capacity * [minimum~muximum] BTU / h 39,000 [9,500~39,000] 44,500 [8,000~44,500] (17 ˚ F)** BTU / h 28,800 Moisture removal (High) Pints / h 12.
1 2 3 4 5 6 I-24 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit TH2672R Outdoor Unit C2672R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Capacity * [minimum~muximum] BTU / h 24,400 [9,500~24,400] (17 ˚ F)** BTU / h Moisture removal (High) Pints / h 7.
1 2 3 4 5 6 I-25 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit TH3672R Outdoor Unit C3672R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Capacity * [minimum~muximum] BTU / h 31,200 [9,500~31,200] (17 ˚ F)** BTU / h Moisture removal (High) Pints / h 10.
1 2 3 4 5 6 I-26 SM831148 1. Specifications 1-1 Unit Specifications Ceiling-Mounted T ype Indoor Unit TH4272R Outdoor Unit C4272R POWER SOURCE 230 - 208 V / 1 Phase / 60 Hz PERFORMANCE Cooling Capacity * [minimum~muximum] BTU / h 39,000 [9,500~39,000] (17 ˚ F)** BTU / h Moisture removal (High) Pints / h 12.
1 2 3 4 5 6 I-27 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . XH2672R Source 230 - 208 VAC / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 VAC, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-28 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . XH3672R Source 230 - 208 VAC / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 VAC, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-29 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . XH4272R Source 230 - 208 VAC / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 VAC, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-30 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . TH2672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-31 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . TH3672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-32 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . TH4272R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-33 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . THH2672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan (Number .
1 2 3 4 5 6 I-34 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . THH3672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan (Number .
1 2 3 4 5 6 I-35 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . UH2672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-36 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . UH3672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan (Number … diameter) in.
1 2 3 4 5 6 I-37 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . KH2672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CB - KR24GXH56A Control circuit fuse 250 V, 5 A Fan Cross-flow Number .
1 2 3 4 5 6 I-38 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . KH3072R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan Cross-flow Number .
1 2 3 4 5 6 I-39 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . KH3672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan Cross-flow Number .
1 2 3 4 5 6 I-40 SM831148 1. Specifications 1-2 Major Component Specifications (A) Indoor Unit MODEL No . KHH2672R Source 230 - 208 V / 1 phase / 60 Hz Remote controller (Option) Wired or Wireless (See Unit Specification) Controller P. C. B Ass'y CR - TH2672 Control circuit fuse 250 V, 5 A Fan Cross-flow Number .
1 2 3 4 5 6 I-41 SM831148 1. Specifications 1-2 Major Component Specifications (B) Outdoor Unit MODEL No. Source Controller P.C.B. Ass'y Control circuit fuse (on the P.C.B. “ FIL-CH4872R ” ) Compressor Model.. ..number Nominal output W Compressor oil cc Coil resistance Ω C – R : 0.
1 2 3 4 5 6 I-42 SM831148 1. Specifications 1-2 Major Component Specifications (B) Outdoor Unit MODEL No. Source Controller P.C.B. Ass'y Control circuit fuse (on the P.C.B. “ FIL-CH4872R ” ) Compressor Model.. ..number Nominal output W Compressor oil cc Coil resistance Ω C – R : 0.
1 2 3 4 5 6 I-43 SM831148 1. Specifications 1-2 Major Component Specifications (B) Outdoor Unit MODEL No. Source Controller P .C.B. Ass'y Compressor Model.. ..number Nominal output W Compressor oil cc Coil resistance Ω C – R : 0.169 R – S :0.
1 2 3 4 5 6 I-44 SM831148 1. Specifications 1-2 Major Component Specifications (B) Outdoor Unit MODEL No. Source Controller P.C.B. Ass'y Compressor Model.. ..number Nominal output W Compressor oil cc Coil resistance Ω C – R : 0.665 R – S : 0.
1 2 3 4 5 6 I-45 SM831148 1. Specifications 1-2 Major Component Specifications (B) Outdoor Unit MODEL No. Source Controller P.C.B. Ass'y Compressor Model.. ..number Nominal output W Compressor oil cc Coil resistance C – R : 0.665 R – S : 0.665 (Ambient temperature 25 ° C) C – S : 0.
1 2 3 4 5 6 I-46 SM831148 1. Specifications 1-2 Major Component Specifications (B) Outdoor Unit MODEL No. Source Controller P .C.B. Ass'y Compressor Model.. ..number Nominal output W Compressor oil cc Coil resistance C – R : 0.169 R – S :0.169 (Ambient temperature 25 ° C) C – S :0.
1 2 3 4 5 6 I-47 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . XH2672R Power Transformer ATR – IIK224A Rated Primary 220 VAC, 60 Hz Secondary BRN - BRN : 14 V, 0.45 A, RED - RED : 14 V, 0.3 A Capacity — Coil resistance Ω WHT - WHT : 61.
1 2 3 4 5 6 I-48 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . XH3672R Power Transformer ATR – IIK224A Rated Primary 220 VAC, 60 Hz Secondary BRN - BRN : 14 V, 0.45 A, RED - RED : 14 V, 0.3 A Capacity Coil resistance Ω WHT - WHT : 61.
1 2 3 4 5 6 I-49 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . XH4272R Power Transformer ATR – IIK224A Rated Primary 220 VAC, 60 Hz Secondary BRN - BRN : 14 V, 0.45 A, RED - RED : 14 V, 0.3 A Capacity — Coil resistance Ω WHT - WHT : 61.
1 2 3 4 5 6 I-50 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . TH2672R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.3 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-51 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . TH3672R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.55 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-52 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . TH4272R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.3 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-53 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . THH2672R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.3 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-54 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . THH3672R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.55 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-55 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . UH2672R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.3 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-56 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . UH3672R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.3 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-57 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . KH2672R Power Transformer ATR – IIK244D – R Rated Primary AC 230 V, 60 Hz Secondary BRN - BRN : 11 V / 1.25 A, RED - RED : 14 V / 0.45 A Capacity — Coil resistance Ω WHT - WHT : 78.
1 2 3 4 5 6 I-58 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . KH3072R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.3 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-59 SM831148 1. Specifications 1-3 Other Component Specifications (A) Indoor Unit MODEL No . KHH2672R Power Transformer ATR – IIK244B Rated Primary AC 220 V, 60 Hz Secondary BRN - BRN : 14 V / 0.55 A, RED - RED : 14 V / 0.3 A Capacity — Coil resistance Ω WHT - WHT : 48.
1 2 3 4 5 6 I-60 SM831148 1. Specifications 1-3 Other Component Specifications (B) Outdoor Unit MODEL No. CH2672R, C2672R Thermistor (Coil sensor) : TH2 to 5 Coil resistance k Ω 14 ° F : 23.7 , 50 ° F : 9.7 23 ° F : 18.8 , 68 ° F : 6.5 32 ° F : 15.
1 2 3 4 5 6 I-61 SM831148 1. Specifications 1-3 Other Component Specifications (B) Outdoor Unit MODEL No. CH3072R, C3072R, CH3672R, C3672R Thermistor (Coil sensor) : TH2 to 5 Coil resistance k Ω 14 ° F : 23.7 , 50 ° F : 9.7 23 ° F : 18.8 , 68 ° F : 6.
1 2 3 4 5 6 I-62 SM831148 1. Specifications MODEL No. CH4272R, C4272R Thermistor (Coil sensor) : TH2 to 5 Coil resistance k Ω 14 ° F : 23.7 , 50 ° F : 9.7 23 ° F : 18.8 , 68 ° F : 6.5 32 ° F : 15.0 , 86 ° F : 4.4 41 ° F : 12.1 , 104 ° F : 3.
1 2 3 4 5 6 I-63 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : 4-W a y Air Discharge Semi-concealed T ype 26 T ype 33-27/32 3-15/16 30-9/16 19-11/16 19-11/16 12-1/8 1-3/16 4-7/8 15/32 .
1 2 3 4 5 6 I-64 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : 4-W a y Air Discharge Semi-concealed T ype 36, 42T ype 45-9/32 41-31/32 31-3/32 19-11/16 13-5/16 1-3/16 4-7/8 15/32 15/32.
1 2 3 4 5 6 I-65 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : Ceiling Mounted T ype 26 T ype Drain connection Drain connection for left side Refrigerant liquid line (3/8") Flare .
1 2 3 4 5 6 I-66 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : Ceiling Mounted T ype 36, 42 T ype Drain connection Drain connection for left side Refrigerant liquid line (3/8") Fl.
1 2 3 4 5 6 I-67 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : Concealed Duct T ype 26 T ype Refrigerant liquid line (3/8") Flare connection Refrigerant gas line (5/8") Flare connection Upper drain port (O.D. 1-1/4) Bottom drain port (O.
1 2 3 4 5 6 I-68 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : Concealed Duct T ype 36 T ype Refrigerant liquid line (3/8") Flare connection Refrigerant gas line (5/8") Flare connection Upper drain port (O.D. 1-1/4) Bottom drain port (O.
1 2 3 4 5 6 I-69 SM831148 1. Specifications 23/32 1-7/32 F G H G F 11/32 E D B (O.D.) A (Hole) C- ø 1/8 (Hole) 1/4 (Hole) 12-1/32 10-1/4 (O.D.) 29/32 7-7/8 1-25/32 5/16 1-25/32 31/32 13/32 2118_U_I 2.
1 2 3 4 5 6 I-70 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : W all Mounted T ype KHH2672R 49-7/32 Dimension : inch Refrigerant liquid line (3/8") Flare connection Refrigerant ga.
1 2 3 4 5 6 I-71 SM831148 1. Specifications 1-4 Dimensional data Indoor unit : W all Mounted T ype 30, 36 T ype 59-1/16 Dimension : inch Refrigerant liquid line (3/8") Flare connection Refrigeran.
1 2 3 4 5 6 I-72 SM831148 1. Specifications 1-4 Dimensional Data (B) Outdoor Unit: CH2672R, C2672R CH3072R, C3072R CH3672R, C3672R.
1 2 3 4 5 6 I-73 SM831148 1. Specifications 1-4 Dimensional Data (B) Outdoor Unit: CH4272R, C4272R.
1 2 3 4 5 6 I-74 SM831148 1. Specifications 1-5 Refrigerant Flow Diagram Outdoor Unit: CH2672R, C2672R Indoor Unit: 26, 30, 36 T ype CH3072R, C3072R CH3672R, C3672R.
I-75 SM831148 1. Specifications 1 2 3 4 5 6 1-5 Refrigerant Flow Diagram Outdoor Unit: CH4272R, C4272R Indoor Unit: 42 T ype 1-6 Operating Range T emperature Indoor Air Intake Outdoor Air Intake Cooli.
1 2 3 4 5 6 I-76 SM831148 1. Specifications 1-7 Heating Capacity CH2672R, C2672R CH3072R, C3072R CH3672R, C3672R CH4272R, C4272R.
I-77 SM831148 1. Specifications 1 2 3 4 5 6 1-8 Noise Criterion Curves 4-W ay Air Discharge Semi-concealed T ype MODEL : XH2672R SOUND LEVEL : HIGH 38 dB(A), NC 31 LOW 31 dB(A), NC 23 CONDITION : Center, Under the unit 4.
1 2 3 4 5 6 I-78 SM831148 1. Specifications 1-8 Noise Criterion Curves Ceiling Mounted T ype MODEL : TH2672R, THH2672R SOUND LEVEL : HIGH 40 dB(A), NC 34 LOW 36 dB(A), NC 26 CONDITION : Distance 3.3 ft., Under the unit 3.3 ft. SOURCE : 208 - 230 V, 1 Phase, 60 Hz 60 50 40 30 20 10 OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.
I-79 SM831148 1. Specifications 1 2 3 4 5 6 1-8 Noise Criterion Curves Concealed Duct T ype MODEL : UH2672R SOUND LEVEL : HIGH 34 dB(A), NC 22 / LOW 27 dB(A), NC 18 CONDITION : Under the unit 4.
1 2 3 4 5 6 I-80 SM831148 1. Specifications 1-8 Noise Criterion Curves W all Mounted T ype MODEL : KH3672R SOUND LEVEL : HIGH 48 dB(A), NC 41 LOW 40 dB(A), NC 33 CONDITION : Distance 3.3 ft., Under the unit 3.3 ft. SOURCE : 208 - 230 V, 1 Phase, 60 Hz 60 50 40 30 20 10 OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.
I-81 SM831148 1. Specifications 1 2 3 4 5 6 1-8 Noise Criterion Curves Outdoor Units REMARKS: 1. V alue obtained in the actual place where the unit is installed may be slightly higher than the v alues shown in this graph because of the conditions of operation, the structure of the building, the background noise and other factors.
1 2 3 4 5 6 I-82 SM831148 1. Specifications 1-9 Increasing the Fan Speed Jumper cable Jumper cable Electrical component box (At shipment) (Jumper cable installed) 2159_M_I Fan motor socket Fan motor 900 Air Flow (CFM) External Static Pressure 0 50 0 0.
I-83 SM831148 1. Specifications 1 2 3 4 5 6 1-10 Air throw distance chart 4-W ay Air Discharge Semi-concealed T ype 0 3 7 1 01 31 7 2 0 0 3 7 10 13 HORIZONT AL DIST ANCE (ft.
1 2 3 4 5 6 I-84 SM831148 1. Specifications 1-10 Air throw distance chart Ceiling Mounted T ype Model: 26 T ype 0 3 7 1 01 3 1 7 2 02 32 62 9 3 3 0 3 7 10 13 17 HORIZONT AL DIST ANCE (ft.
I-85 SM831148 1. Specifications 1 2 3 4 5 6 1-10 Air throw distance chart W all Mounted T ype Model: KHH2672R 5 Horizontal distance (ft.) 10 15 5 0 1 01 52 02 53 0 Axis air velocity (ft./sec.) Vertical distance (ft.) 0 ˚ 22.5 ˚ 45 ˚ 45 ˚ 67.5 ˚ Axis air velocity 2121_K_S COOLING - - - - - HEA TING F AN SPEED HIGH HIGH ROOM AIR TEMP .
1 2 3 4 5 6 I-86 SM831148 1. Specifications 1-1 1 Installation Instructions T ubing Length Single type Refrigerant tubing between the indoor and outdoor units should be kept as short as possible. The length of the refrigerant tubes between the indoor and outdoor units are limited by the elevation difference between the 2 units.
I-87 SM831148 1. Specifications 1 2 3 4 5 6 T able 1-2 T ubing Data for Models Limit of ele vation diff erence between the 2 units Models C(H)2672R C(H)3072R C(H)3672R C(H)4272R T ubing Data T ubing size Liquid tube in. (mm) 3/8 (9.52) 3/8 (9.52) 3/8 (9.
1 2 3 4 5 6 I-88 SM831148 1. Specifications SELECTING THE INST ALLA TION SITE Indoor Unit A VOID: areas where leakage of flammable gas may be expected. places where large amounts of oil mist exist. direct sunlight. locations near inv er ter lamps which may aff ect performance of the unit.
I-89 SM831148 1. Specifications 1 2 3 4 5 6 Fig. 1-4 Anchor bolts (4 pieces) Fig. 1-1 Out- door unit Heat source Hot air Exhaust fan *4 *2 *3 *1 More than 25/64" More than 3.
1 2 3 4 5 6 I-90 SM831148 1. Specifications Fig. 1-5 Air discharge Air discharge Air-Discharge Chamber for T op Discharge Be sure to install an air discharge chamber in the field when: it is difficult to keep a space of min. 20" between the air discharge outlet and an obstacle.
I-91 SM831148 1. Specifications 1 2 3 4 5 6 Dimensions of Wind Ducting Reference diagram for air-discharge chamber (field supply) For outdoor unit 2672R / 3072R / 3672R 1 2 (25/32) (25/32) (25/32) (25.
1 2 3 4 5 6 I-92 SM831148 1. Specifications Dimensions of Outdoor Unit with air-discharge chamber (field supply) For outdoor unit 2672R / 3072R / 3672R 13-3/8 2-17/32 21-13/16 1/2 6-1 1/16 25-31/32 4-.
I-93 SM831148 1. Specifications 1 2 3 4 5 6 Reference diagram for air-discharge chamber (field supply) For outdoor unit C(H)2672R / 3072R / 3672R / 4272R Required space around outdoor unit If the air discharge chamber is used, the space shown below must be secured around the outdoor unit.
1 2 3 4 5 6 I-94 SM831148 1. Specifications Dimensions of Snow Ducting Reference diagram for snow-proof vents (field supply) For outdoor unit 2672R / 3072R / 3672R 25-13/32 17-15/32 9-3/16 16-25/32 27.
I-95 SM831148 1. Specifications 1 2 3 4 5 6 Dimensions of outdoor unit with snow-proof vents (field supply) 2672R / 3072R / 3672R unit with STK-BDRE80A 4272R unit with STK-BDR140U 1 1-29/32 16-3/4 15-.
1 2 3 4 5 6 I-96 SM831148 1. Specifications Reference diagram for snow-proof vents - 1 Space requirements for setting - (1) C(H)2672R / 3072R / 3672R / 4272R with STK-BDRE80A & STK-BDR140U M i n .
I-97 SM831148 1. Specifications 1 2 3 4 5 6 Reference diagram for snow-proof vents - 2 Space requirements for setting - (2) C(H)2672R / 3072R / 3672R / 4272R with STK-BDRE80A & STK-BDR140U Min. 11-13/36 Min. 11-13/16 Min. 39-3/8 Min. 7-7/8 Min. 59-1/16 Min.
1 2 3 4 5 6 I-98 SM831148 1. Specifications 1-12 Electrical Wiring General Precautions on Wiring 1 ) Before wiring, confirm the rated voltage of the unit as shown on its nameplate, then carry out the wiring closely following the wiring diagram.
I-99 SM831148 1. Specifications 1 2 3 4 5 6 Indoor Unit Control Wiring T ype (B) Po wer Supply A WG #14 (C) Inter-Unit Contr ol Wiring (D) Remote Contr ol Wiring (E) Control Wiring For Gr oup Control T rade Size of Conduit MOP (Fuse or HA CR type circuit breaker) A WG #18 Use high v oltage wire (300 V) *1 AW G # 1 8 *2 (0.
1 2 3 4 5 6 I-100 SM831148 1. Specifications Fig. 1-8 Stranded wire Ring pressure terminal . n i 8 / 3 p i r t S Fig. 1-9 Wire Special washer Screw Ring pressure terminal Terminal plate Screw and Special washer Ring pressure terminal Wire W ARNING Loose wiring may cause the terminal to overheat or result in unit malfunction.
I-101 SM831148 1. Specifications 1 2 3 4 5 6 CAUTION ( 1 ) When linking outdoor units in a network (S-net link system), disconnect the ter minal extended from the short plug (CN003, 2P Black, location: right bottom on the outdoor main control PCB) from all outdoor units except any one of the outdoor units.
1 2 3 4 5 6 I-102 SM831148 1. Specifications 1-13 Using Wireless Remote Controller with W all-mounted Indoor Unit When the wireless remote controller is to be used, slide the switch on the indoor unit control PCB. If this setting is not made, an alarm will occur .
II-1 SM831148 1 2 3 4 5 6 2. Processes and functions 2. PROCESSES AND FUNCTIONS 2-1 Room T emperature Contr ol .......................................................................................... II-2 2-2 Cold Draft Prevention (Heating Cycle) ..
1 2 3 4 5 6 II-2 SM831148 2. Processes and functions Fig. 1 (THERMO. OFF) (THERMO. ON) ROOM TEMP. THERMO. ON 5 MINUTES MORE THAN 5 MINUTES 3 MINUTES SET TEMP COMPRESSOR OUTDOOR F AN (H OR M) INDOOR F AN OFF OFF OFF OFF 1 1.
II-3 SM831148 1 2 3 4 5 6 2. Processes and functions Fig. 2 THERMO . ON THERMO . ON +2 ° F F F O F F O 2 1. Refer to 2-4 Outdoor F an Speed Control OFF SET SPEED N O N O N O ON (REVERSING CYCLE) ON TEMP .
1 2 3 4 5 6 II-4 SM831148 2. Processes and functions Fig. 3 92 88 81 77 50 SET FA N SPEED A UTO OR H M L LL LL/OFF LL L L L LL LL/OFF LL L M M LL LL/OFF LL L M H MAX.
II-5 SM831148 1 2 3 4 5 6 2. Processes and functions Fig. 4 INDOOR F AN SPEED L H MM H 1923_M_S ROOM TEMP . (deg) SET TEMP . +3 +2 +1 H M : High : Middle L : Lo w Chart Explanations and notes When the f an speed changes, it k eeps the speed step for at least 3 minutes , e ven if the temperature changes to another speed step during the time.
1 2 3 4 5 6 II-6 SM831148 2. Processes and functions 124 142 2- 4 Control Functions Electronic control valve control Opening of the electronic control valve is controlled so that the appropriate opera.
II-7 SM831148 1 2 3 4 5 6 2. Processes and functions 36 (30, 36, 48 types) Overcurrent protection control ( 1 ) If the overcurrent protection circuit detects abnormal current, the compressor is stopped. (Error count = 1.) The compressor then restar ts after 3 minutes.
1 2 3 4 5 6 II-8 SM831148 2. Processes and functions 1 • • • • • 2 3 Defrost control Defrost sequence Heating operation (25-minute mask) F rost detection Defrost star t (rev erse cycle defrost) Defrost in progress Defrost cancel Star t-up operation Operating frequency: 61.
II-9 SM831148 1 2 3 4 5 6 2. Processes and functions F an motor plug (CN004) EEPROM IC MDC Heat exchanger temper ature (C2) sensor Heat exchanger temper ature (C1) sensor Suction temperature (TS) sens.
1 2 3 4 5 6 II-10 SM831148 2. Processes and functions Push-button switch (black): Automatic address setting switch • If the system address switch (S002: set to 0 at time of shipment) setting is othe.
II-11 SM831148 1 2 3 4 5 6 2. Processes and functions 3P plug (blac k): T erminal plug for the communications line • At the time of shipment from the factory , the shor t-circuiting sock et (2P , blac k) is installed between pins 1 and 2 on the terminal plug (terminal = yes).
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III-1 SM831148 3. Electrical data 1 2 3 4 5 6 3. ELECTRICAL DA T A 3-1 Indoor Units ............................................................................................................... ..... I II -2 3-2 Outdoor Units .......................
1 2 3 4 5 6 III-2 SM831148 3. Electrical data 3-1 Indoor Unit s 4-W ay Air Discharge Semi-concealed T ype : XH2672R/XH3672R/XH4272R • Electr ic Wiring Diagr am.
III-3 SM831148 3. Electrical data 1 2 3 4 5 6 4-W ay Air Discharge Semi-concealed T ype : XH2672R/XH3672R/XH4272R • Schematic Diagr am.
1 2 3 4 5 6 III-4 SM831148 3. Electrical data Ceiling Mounted T ype : TH2672R/TH3672R/TH4272R • Electr ic Wiring Diagr am.
III-5 SM831148 3. Electrical data 1 2 3 4 5 6 Ceiling Mounted T ype : TH2672R/TH3672R/TH4272R • Schematic Diagr am.
1 2 3 4 5 6 III-6 SM831148 3. Electrical data Ceiling Mounted T ype : THH2672R/THH3672R • Electr ic Wiring Diagr am.
III-7 SM831148 3. Electrical data 1 2 3 4 5 6 Ceiling Mounted T ype : THH2672R/THH3672R • Schematic Diagr am.
1 2 3 4 5 6 III-8 SM831148 3. Electrical data Concealed Duct T ype : UH2672R/UH3672R • Electr ic Wiring Diagr am.
III-9 SM831148 3. Electrical data 1 2 3 4 5 6 Concealed Duct T ype : UH2672R/UH3672R • Schematic Diagr am.
1 2 3 4 5 6 III-10 SM831148 3. Electrical data W all Mounted T ype : KH2672R.
III-11 SM831148 3. Electrical data 1 2 3 4 5 6 W all Mounted T ype : KH2672R • Schematic Diagr am.
1 2 3 4 5 6 III-12 SM831148 3. Electrical data W all Mounted T ype : KH3072R/KH3672R • Electr ic Wiring Diagr am.
III-13 SM831148 3. Electrical data 1 2 3 4 5 6 W all Mounted T ype : KH3072R/KH3672R • Schematic Diagr am.
1 2 3 4 5 6 III-14 SM831148 3. Electrical data W all Mounted T ype : KHH2672R • Electr ic Wiring Diagr am.
III-15 SM831148 3. Electrical data 1 2 3 4 5 6 W all Mounted T ype : KHH2672R • Schematic Diagr am.
1 2 3 4 5 6 III-16 SM831148 3. Electrical data 3-2 Out door Units CH2672R • Electric Wiring Diagram.
III-17 SM831148 3. Electrical data 1 2 3 4 5 6 3-2 Out door Units CH2672R • Schematic Diagram.
1 2 3 4 5 6 III-18 SM831148 3. Electrical data 3-2 Out door Units C2672R • Electric Wiring Diagram.
III-19 SM831148 3. Electrical data 1 2 3 4 5 6 3-2 Out door Units C2672R • Schematic Diagram.
1 2 3 4 5 6 III-20 SM831148 3. Electrical data 3-2 Out door Units CH3072R/CH3672R • Electric Wiring Diagram.
III-21 SM831148 3. Electrical data 1 2 3 4 5 6 3-2 Out door Units CH3072R/CH3672R • Schematic Diagram.
1 2 3 4 5 6 III-22 SM831148 3. Electrical data 3-2 Out door Units C3072R/C3672R • Electric Wiring Diagram.
III-23 SM831148 3. Electrical data 1 2 3 4 5 6 3-2 Out door Units C3072R/C3672R • Schematic Diagram.
1 2 3 4 5 6 III-24 SM831148 3. Electrical data 3-2 Out door Units CH4272R • Electric Wiring Diagram.
III-25 SM831148 3. Electrical data 1 2 3 4 5 6 3-2 Out door Units CH4272R • Schematic Diagram.
1 2 3 4 5 6 III-26 SM831148 3. Electrical data 3-2 Out door Units C4272R • Electric Wiring Diagram.
III-27 SM831148 3. Electrical data 1 2 3 4 5 6 3-2 Out door Units C4272R • Schematic Diagram.
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IV-1 SM831148 4. Service procedures 1 2 3 4 5 6 4. SERVICE PROCEDURES 4-1. Meaning of Alarm Messages ......................................................................................... IV -2 4-2. Symptoms and Parts to Inspect ...................
1 2 3 4 5 6 IV-2 SM831148 4. Service procedures Remote controller is detecting error signal from indoor unit E01 E02 E10 E11 E14 E03 E08 E09 E04 E05 E06 E07 E15 E12 E16 E20 E17 E18 E31 L01 L02 L03 L04.
IV-3 SM831148 4. Service procedures 1 2 3 4 5 6 P09 P01 P10 P03 P04 P05 P15 P19 P20 P22 P26 P29 P31 H01 F01 F02 F10 F04 F06 F07 F08 F12 F29 Ceiling panel connection failure Indoor protection F an protective thermostat Float switch Discharge temperature trouble High pressure switch or compressor motor thermal protector is activated.
1 2 3 4 5 6 IV-4 SM831148 4. Service procedures (2) LED Indicator Messages on Outdoor Control PCB Power ON sequence 1. No communication from indoor units in system 2. Communication received from 1 or more indoor units in system 3. Regular communication OK (Capacity and unit quantity match) If it is not possible to advance to 3, repeats 1 → 2.
IV-5 SM831148 4. Service procedures 1 2 3 4 5 6 4-2. Symptoms and Parts to Inspect Judgment condition Clear condition P03 P05 P04 P15 P19 P20 P22 P26 Remote controller alarm display Alarm contents Judgment and correction Abnormal discharge temperature • Discharge temp .
1 2 3 4 5 6 IV-6 SM831148 4. Service procedures Judgment condition Clear condition P29 F04 F06 Alarm contents Judgment and correction Recov er y at restar t Recov er y at restar t Recov er y at restar t Recov er y at restar t Recov er y at restar t Current detection circuit trouble • A C current value is high e ven when compressor is stopped.
IV-7 SM831148 4. Service procedures 1 2 3 4 5 6 Judgment condition Clear condition F31 L02 L04 L07 L10 L13 E07 E06 E14 E15 E16 E20 E31 H01 Remote controller alarm display Alarm contents Judgment and correction A utomatic recov er y EEPROM troub l e Reading/writing failure Recovery at power reset 1.
1 2 3 4 5 6 IV-8 SM831148 4. Service procedures No No No No No No No No No Ye s Ye s Ye s Ye s Ye s Ye s Ye s Ye s Ye s [Alarm “ P29 ” ] (MDC troub le) (1) Input power detection circuit troub le Compressor does not run. Breakdown Motor current detection circuit trouble Is power OK? Correct pow er line.
IV-9 SM831148 4. Service procedures 1 2 3 4 5 6 No No No No No No No Ye s Ye s Ye s Ye s Ye s Ye s Ye s Replace outdoor unit control PCB. (2) [Alarm “ P26 ” ] HIC PCB troub le) IGBT short-circuit protection on inverter control (IPDU) PCB Is power OK? Correct power line .
1 2 3 4 5 6 IV-10 SM831148 4. Service procedures HIC + Between terminals Resistance HIC + HIC + HIC + HIC – HIC – HIC – HIC – U V W U V W Resistance 200 k Ω or more 300 k Ω or more 300 k Ω or more 300 k Ω or more 200 k Ω or more 200 k Ω or more 200 k Ω or more No Ye s Replace outdoor unit control PCB.
IV-11 SM831148 4. Service procedures 1 2 3 4 5 6 No No No No Ye s Ye s Ye s Ye s (4) [Alarm "P22"] Outdoor unit fan motor drive circuit troub le Are connectors CN003 and CN004 connected correctly to the outdoor unit control PCB? Correct the connector connections.
1 2 3 4 5 6 IV-12 SM831148 4. Service procedures No No Ye s Ye s Check the outdoor unit control PCB. Replace if PCB has failed. Sensor trouble (5) [Alarms “F04,” “F06,” “F07,” “F08,” �.
IV-13 SM831148 4. Service procedures 1 2 3 4 5 6 Sensor installation Sensor Sensor type Sensor Sensor type s s e r d d a s s e r d d a n o i t a c o l 00 Room temp . 05 – (temp . used f or control)* 01 Remote controller temp. 06 Discharge temp . Indoor unit 02 Indoor intake temp.
1 2 3 4 5 6 IV-14 SM831148 4. Service procedures Check Pin Shor t-circuit the cooling check pin (or heating chec k pin) on the outdoor unit control PCB to perf or m the control described below . 1. Thermistor checks The checks listed belo w are perf or med for 1 second each, in order from the top down.
1 2 3 4 5 6 V-1 SM831148 5. Outdoor unit maintenance remote control 5. OUTDOOR UNIT MAINTENANCE REMOTE CONTROL 5-1. Overview ......................................................................................................................... V - 2 5-2.
1 2 3 4 5 6 V-2 SM831148 5. Outdoor unit maintenance remote control 5-1. Overview What is the outdoor unit maintenance remote controller? Beginning with the DC-INV series of outdoor units, nonvolatile memory (EEPROM) is used in the outdoor unit PCB.
1 2 3 4 5 6 V-3 SM831148 5. Outdoor unit maintenance remote control Remote controller Assy Special service checker wiring Relay connector (2P , white) PCB connector (3P , blue) RC (3P , blue) Outdoor unit PCB 5-3. Normal Display Operations and Functions Normal display functions • Connect the special service checker wiring to the outdoor unit PCB.
1 2 3 4 5 6 V-4 SM831148 5. Outdoor unit maintenance remote control Display (functions) • Use the temperature setting and buttons to change the item code.
1 2 3 4 5 6 V-5 SM831148 5. Outdoor unit maintenance remote control *2: 7-segment, 4-digit display for remote controller timer display The connected unit Nos.
1 2 3 4 5 6 V-6 SM831148 5. Outdoor unit maintenance remote control 5-4. Monitoring Operations: Display of Indoor Unit and Outdoor Unit Sensor T emperatures <Operating procedure> ( 1 ) Press and hold the button and button simultaneously for 4 seconds or longer to switch to temperature monitor mode.
1 2 3 4 5 6 V-7 SM831148 5. Outdoor unit maintenance remote control 5-5. Monitoring the Outdoor Unit Alarm History: Display of Outdoor Unit Alarm History * Displays outdoor unit alarms only . Does not display indoor unit alarms. * Check the indoor unit alarm histories separately using the indoor unit remote controllers or other control device.
1 2 3 4 5 6 V-8 SM831148 5. Outdoor unit maintenance remote control List of Item Codes r e t e m a r a P e d o c m e t I 01 Control system schedule 02 Control system schedule 03 Control system schedul.
1 2 3 4 5 6 V-9 SM831148 5. Outdoor unit maintenance remote control Setting mode 2 <Operating procedure> ( 1 ) Press and hold the button, button, and button simultaneously for 4 seconds or longer . ( 2 ) Use the temperature setting and buttons to change the item code.
1 2 3 4 5 6 V-10 SM831148 5. Outdoor unit maintenance remote control r e t e m a r a P e d o c m e t I 80 Refrigerant type 407 = R407C 22 = R22 410 = R410A 81 Outdoor unit capacity* 0 = Disabled 80 : .
VI-1 SM831148 1 2 3 4 5 6 6. T est run 6. TEST RUN 6-1. Preparing for T est Run ............................................................................................... V I- 2 6-2. Caution .......................................................
1 2 3 4 5 6 VI-2 SM831148 6. T est run 6. TEST RUN 6-1. Preparing for T est Run Before attempting to start the air conditioner , check the following: ( 1 ) All loose matter is removed from the cabinet espe- cially steel filings, bits of wire, and clips.
VI-3 SM831148 1 2 3 4 5 6 6. T est run X, T , U, K T ype 6-2. Caution This unit may be used in a single-type refrigerant system where 1 outdoor unit is connected to 1 indoor unit. The indoor and outdoor unit control PCBs utilize a semiconductor memory element (EEPROM).
1 2 3 4 5 6 VI-4 SM831148 6. T est run 6-4. Items to Check Bef ore the T est Run ( 1 ) T urn the breaker ON at least 12 hours in adv ance in order to energize the crank case heater . ( 2 ) Fully open the closed valves on the liquid tube and gas tube sides.
VI-5 SM831148 1 2 3 4 5 6 6. T est run Wired remote controller displa y Cause Correction Nothi ng is di splay ed Nothing is di splay ed E 0 1 dis play ed E 0 2 di splay ed E 0 9 di splay ed E 1 4 disp.
1 2 3 4 5 6 VI-6 SM831148 6. T est run 6-8. Examples of Wiring Diagrams Basic wiring diagram 1 Single-type system Be careful to avoid miswiring when connecting the wires. (Miswiring will damage the units.) 1 2 12 0 L2 U1 RC U2 L1 U2 U1 G 1 2 System address rotary switch (Set to “ 0 ” at the time of shipment.
VI-7 SM831148 1 2 3 4 5 6 6. T est run 1 2 12 L2 U1 RC U2 L1 U2 U1 G 1 2 12 L2 U1 RC U2 L1 U2 U1 G 1 2 System address rotary switch (Set to “ 0 ” at the time of shipment.
1 2 3 4 5 6 VI-8 SM831148 6. T est run Setting the outdoor unit system addresses For basic wiring diagram 2 (Set the system addresses: 1, 2, 3...) ON 1 2 0 System address rotary switch (Set to “ 0 �.
VI-9 SM831148 1 2 3 4 5 6 6. T est run Indicating (marking) the indoor and outdoor unit combination number Indicate (mark) the number after automatic address setting is completed.
SANYO Commercial Solutions, HVAC Solutions Gr. 1165 Allgood Road, Suite 22, Marietta, GA 30062 Phone : (770) 509-0517 Fax : (770) 565-8807 Web : www.sanyohvac.
An important point after buying a device Sanyo XH4272R / CH4272R (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sanyo XH4272R / CH4272R yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sanyo XH4272R / CH4272R - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sanyo XH4272R / CH4272R you will learn all the available features of the product, as well as information on its operation. The information that you get Sanyo XH4272R / CH4272R will certainly help you make a decision on the purchase.
If you already are a holder of Sanyo XH4272R / CH4272R, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sanyo XH4272R / CH4272R.
However, one of the most important roles played by the user manual is to help in solving problems with Sanyo XH4272R / CH4272R. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sanyo XH4272R / CH4272R along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
