Instruction/ maintenance manual of the product DM 078 York
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246645-YTG-C-0708 FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE ST ANDARD EFFICIENCY SINGLE P ACKAGE AIR CONDITIONERS AND SINGLE P ACKAGE GAS/ELECTRIC UNIT S DM 078, 090, 102, 120 and 150 6-1/2, 7-1/2, 8-1/2, 10 and 12-1/2 NOM INAL TONS 9.
246645-YTG-C-0708 2 Johnson Controls Unitary Products T ABLE OF CONTENTS DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 FACTORY INSTALLED O PTIONS .
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 3 FEA TURES • St andard Efficiency – All standard efficiency units have a minimum EER of 9.0. Gas/electric units have elec- tronic spark ignition and power vented combustion with steady state ef ficiencies of 80%.
246645-YTG-C-0708 4 Johnson Controls Unitary Products • Balanced Heating – The Preda tor ® of fers “Ultimate Heat- ing Comfort” with a balance betw een 1 st and 2 nd st age gas heating. The 1 st stage of a gas heat Predator ® unit provides 60% of the heating cap acity .
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 5 F ACTOR Y INST ALLED OPTIONS YORK ® offers several equipment options factory installed, for the Predator ® line. • Optional F actory Ins talle d Economizers - Predator units offer a variety of optional fa ctory installed econo- mizers with low leak dampers.
246645-YTG-C-0708 6 Johnson Controls Unitary Products • Phase Monitors - Designed to prevent unit damage. The phase monitor will shut the unit down in an out-of pha se condition. (St andard on un it s with Scroll Compressors.) • Coil Guard - Customers can purchase a coil guard kit to protect the condenser coil from damage.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 7 economizer is 2% low leak age type. The economizer has spring return, fully modulat ing damper actuators and is capable of introducing up to 100% outdoor air . As the out- door air int ake dampers open, the return air dampers close.
246645-YTG-C-0708 8 Johnson Controls Unitary Products T ABLE 1: ACCESSORIES Part Number Description Weight 1RC0470 Roof Curb, 8" Height - 1RC0471 Roof Curb, 14" Height - 1RC0472 Roof Curb, Transition (7.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 9 1CG0420 Coil Guard (Gas / Electric models) - 1CG0427 Coil Guard (Electric / Electr ic & HP Models), 42" Tall Cabinet - 1CG0428 Coil Guar.
246645-YTG-C-0708 10 Johnson Controls Unitary Products NOMENCLA TURE D M 090 N10 A 2 A AA 3 0 1 2 4 A D = A/C, Single Pkg., R-22 Product Category A = Std. Motor Airflow B = Std. Motor/Econo./Barometric Relief (Downflow Only) C = Std. Motor/Econo./Power Exhaust ( Downflow Only) D = Std.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 11 T ABLE 2: DM PHYSICAL DA T A Component Models 078 090 102 120 150 Evaporator Blower Blower , Centrif ugal (Dia.
246645-YTG-C-0708 12 Johnson Controls Unitary Products T ABLE 3: DM CAP ACITY RA TINGS Size (T ons) Model Cooling Cap acities ARI Ratings * CFM Sound Rating (dB) † Nominal Electric Heat Cap acity ‡ (kW) Gas Heat Capacity Gas Line Size (in. OD) MBH EER IPL V Input (MBH) Output (MBH) Seasonal Efficiency (%) Te m p .
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 13 T ABLE 5: COOLING CAP ACITY DM078 (6-1/2 TON) UNIT Air On Evap. Coil T emperature of Air on Conde nser Coil 85°F T emperature of Air on Conde nser Coil 95°F CFM WB (°F) To t . Cap. * (MBH) To t .
246645-YTG-C-0708 14 Johnson Controls Unitary Products T ABLE 6: COOLING CA P ACITY DM090 (7-1/2 TON) UNIT Air on Evap- orator Co il T emperature of Air on Co ndenser Coil 75°F 85°F CFM WB (°F) To t a l Cap. * (MBH) To t a l † Input (kW) Sensible Cap acity (MBH) * Return Dry Bulb (°F) To t a l Cap.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 15 T ABLE 7: COOLING CA P ACITY DM102 (8-1/2 TON) UNIT Air on Evap- orator Co il T emperature of Air on Co ndenser Coil 75°F 85°F CFM WB (°F) To t a l Cap. * (MBH) To t a l † Input (kW) Sensible Cap acity (MBH) * Return Dry Bulb (°F) To t a l Cap.
246645-YTG-C-0708 16 Johnson Controls Unitary Products T ABLE 8: COOLING CAP ACITY DM120 (10 TON) UNIT Air On Evap. Coil T emperature of Air on Conde nser Coil 85°F T emperature of Air on Conde nser Coil 95°F CFM WB (°F) To t . Cap.* (MBH) To t . Input † (kW) Sensible Capacity (MBH) * Return Dry Bulb (°F) To t .
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 17 T ABLE 9: COOLING CAP ACITY DM150 (12-1/2 TON) UNIT Air On Evap. Coil T emperature of Air on Conde nser Coil 85°F T emperature of Air on Conde nser Coil 95°F CFM WB (°F) To t . Cap. * (MBH) To t .
246645-YTG-C-0708 18 Johnson Controls Unitary Products T ABLE 10: ELECTRICAL DATA DM 078 (6-1/2 TON) ST D EFFICIEN CY W/O PWRD CONVENIENCE OUTLET RLA LRA FLA 1.5 2 1.5 2 1.5 2 1.5 2 1.5 2 ea. ea. ea. HP HP HP HP HP HP HP HP HP HP None -- -- 38.0 40.0 43.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 19 T ABLE 12: ELECTR ICAL DA T A - DM090 (7-1/2 TON) ST ANDARD EFFICIENCY W/O PWRD CONV . OUTLET T ABLE 13: ELECTR ICAL DA T A - DM090 (7-1/2 TON) ST ANDARD EFFICIENCY W/P WRD CONV . OUTLET RLA LRA FLA ea.
246645-YTG-C-0708 20 Johnson Controls Unitary Products T ABLE 14: ELECTRICAL DATA DM 102 (8-1/2 TON) ST D EFFICIEN CY W/O PWRD CONVENIENCE OUTLET RLA LRA FLA ea. ea. ea. None -- -- 44.2 44.2 49.7 49.7 50 50 60 60 2TP04540925 6.8 18.9 44.2 44.2 49.7 49.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 21 T ABLE 16: ELECTRICAL DATA DM 120 (10 TON) STD EFFICIENCY W/O PWRD CONVENIENCE OUTLET RL A LR A FL A 23 2 3 2 3 2 3 2 3 ea. ea. ea. HP HP HP HP HP HP HP HP HP HP None -- -- 51.9 54.6 57.4 60.1 60 70 70 70 2TP04521825 13.
246645-YTG-C-0708 22 Johnson Controls Unitary Products NOTE: Electric heaters are rated at nominal voltage. Use this table to determine the electric heat capacity for heaters supplied at lower vo ltages. NOTES FOR T ABLE 21 THROUGH T ABLE 30 : • Blower performance includes dry coil and 2” throwaway filters.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 23 T ABLE 21: DM078 (6-1/2 TON) SIDE SHOT BLOWER PERFORMANCE CFM External S tatic Pre ssure 0.2 0.
246645-YTG-C-0708 24 Johnson Controls Unitary Products T ABLE 22: DM090 (7-1/2 TON) SIDE SHOT BLOWER PERFORMANCE CFM External St atic Pressure 0.2 0.4 0.6 0 . 81 . 01 . 21 . 41 . 6 1. 8 2 RPM BHP Watts RPM BHP Watts RPM BHP Watts RPM BHP Watt s RPM BHP W atts RPM BHP W atts RPM BHP W atts RPM BHP Watts RPM BHP W atts RPM BHP Watt s 2000 745 0.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 25 T ABLE 23: DM102 (8-1/2 TON) SIDE SHOT BLOWER PERFORMANCE CFM External St atic Pressure 0.2 0.4 0.6 0 . 81 . 01 . 21 . 41 . 6 1. 8 RPM BHP Watts RPM BHP Watts RPM BHP Watts RPM BHP Watts RP M BHP W atts RPM BHP Watts RPM BHP W atts RPM BHP Watt s RPM BHP Watts 2000 802 0.
246645-YTG-C-0708 26 Johnson Controls Unitary Products T ABLE 24: DM120 (10 TON) SIDE SHOT BLOWER PERFORMANCE CFM External Static Pressure 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 RPM BHP Watts RPM BHP W a tts RPM BHP Watts RPM BHP Watts RPM BHP Watts RPM BHP Watts RPM BHP Watts RPM BHP Watt s RPM BHP W atts 3000 --- - ---- ---- ---- ---- ---- 741 1.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 27 T ABLE 25: DM150 (12-1/2 TON) SIDE SHOT BLOWER PERFORMANCE CFM External Static Pressure 0.2 0.4 0.
246645-YTG-C-0708 28 Johnson Controls Unitary Products T ABLE 26: DM078 (6-1/2 TON) DOWN SHOT BLOWER PERFORMANCE CFM External S tatic Pressure 0.2 0.4 0.6 0 . 81 . 01 . 21 . 41 . 6 RPM BHP Watt s RPM BHP Watt s RPM BHP W atts RPM BHP W atts RPM BHP W atts RPM BHP Wa tts RPM BHP W atts RPM BHP W atts 1900 ---- ---- ---- ---- ---- ---- 733 0.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 29 T ABLE 27: D M090 (7-1/2 TON) DOWN SHOT BLOWER PERFORMANCE CFM External St atic Pressure 0.2 0.4 0. 6 0.8 1.0 1.2 1.4 1.6 1.8 RPM BHP Watt s RPM BHP W atts RPM BHP Watts RPM BHP W atts RPM BHP Watt s RPM BHP W atts RPM BHP W atts RPM BHP W atts RPM BHP Watts 2000 814 0.
246645-YTG-C-0708 30 Johnson Controls Unitary Products T ABLE 28: D M102 (8-1/2 TON) DOWN SHOT BLOWER PERFORMANCE CFM External St atic Pressure 0.2 0.4 0. 6 0.8 1.0 1.2 1.4 1.6 1.8 RPM BHP Watt s RPM BHP W atts RPM BHP Watts RPM BHP W atts RPM BHP Watt s RPM BHP W atts RPM BHP W atts RPM BHP W atts RPM BHP Watts 2000 842 0.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 31 T ABLE 29: DM120 (10 TON) DOWN SHOT BLOWER PERFORMANCE CFM External S tatic Pressure 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 RPM BHP Watts RPM BHP Watt s RPM BHP W atts RPM BHP Watt s RPM BHP W atts RPM BHP Watt s RPM BHP W atts RPM BHP Watt s 3000 ---- ---- ---- 741 1.
246645-YTG-C-0708 32 Johnson Controls Unitary Products T ABLE 30: DM150 (12-1/ 2 TON) DOWN SHOT BLOWER PERFORMANCE CFM External S tatic Pressure 0.2 0.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 33 T ABLE 31: ADDITIONA L ST ATIC RESIST ANCE DM078, 120 AND 150 CFM Cooling Only * Economizer † ‡ Electric Heat KW † 9 1 82 43 65 4 1900 0.06 0.02 0.05 0.06 0.07 0.08 0.10 2100 0.07 0.02 0.06 0.
246645-YTG-C-0708 34 Johnson Controls Unitary Products T ABLE 33: ELECTR IC HEAT MINIMUM SUPPL Y AIR CFM HEA TER UNIT MODEL SIZE (NOMINAL TONS) kW VOL T AGE 078 (6.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 35 FIGURE 3 - UNIT CENTER OF GRAVITY FIGURE 2 - UNIT 4 POINT LOAD T ABLE 36: 4 POINT LOAD WEIGHT Model Location (l bs.
246645-YTG-C-0708 36 Johnson Controls Unitary Products T ABLE 37: 6 POINT LOAD WEIGHT Model Locations (lbs.) ABCDE F DM078 156 140 127 185 205 228 DM090 135 1 10 91 142 172 21 1 DM102 137 1 12 93 145 145 21 4 DM120 168 151 136 198 219 244 DM150 180 161 145 212 235 262 T ABLE 38: U NIT WEIGHT Model Shipping Weight (lbs.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 37 3-3/4 3-9/16 2-3/8 DET AIL B DET AIL C 5 - 3 / 8 FIGURE 6 - PREDA TOR ® ROOF CURB DIMENSIONS 8 o r 1 4 5 0 - 1 / 2 3 0 2 0 2 0 8 0 - 5 / 8 6 2 T Y P .
246645-YTG-C-0708 38 Johnson Controls Unitary Products FIGURE 7 - SUNLINE™ TO PREDA TOR ® TRANSITION ROOF CURBS 7 6 - 5 / 8 9 4 5 0 - 1 / 2 3 0 - 1 / 2 6 4 - 1 / 4 5 9 - 1 / 4 1 0 2 3 4 2 6 8 0 - 5.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 39 FIGURE 10 - DOWNFLOW EC ONOMIZER HOOD DET AIL FIGURE 9 - REAR DUCT DIMENSIONS REAR DUCT DIMENSIONS CABINET SIZE DIMENSION “A” “B” “C.
246645-YTG-C-0708 40 Johnson Controls Unitary Products FIGURE 1 1 - FACTORY INSTALLED DOWNFLOW ECONOMIZER FIGURE 12 - FIELD I NST ALLED DO WN FLOW ECONOMIZER W/POWER EXHAUST T ABLE 41: ECONOMIZER USAG.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 41 FIGURE 13 - FIELD INST ALLED HORIZO NT AL ECONOMIZER W /POWER EXHAUST FIGURE 14 - SLAB ECONOMIZER DOWNFLOW W/POWER EXHAUST 1EH0408 Barometric Re.
246645-YTG-C-0708 42 Johnson Controls Unitary Products FIGURE 15 - SLAB ECONOMIZER END RETURN W/POWER E XHAUST 2EE04705X24 Slab Economizer 1EH0409 Barometric Relief Hood 1EH0409 Barometric Relief Damp.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 43 FIGURE 16 - COOLING UNIT WITH GAS HEAT WIRING 230 VOLT DIAGRAM.
246645-YTG-C-0708 44 Johnson Controls Unitary Products FIGURE 17 - COOLIN G UNIT WITH/WITHO UT ELECTRIC HEAT WIRING D IAGRAM.
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 45 FIGURE 18 - COOLING UNIT WITH GAS HEAT WIRING 460, 575 VOLT AND 50 HZ DIAGRAM.
246645-YTG-C-0708 46 Johnson Controls Unitary Products GUIDE SPECIFICA TIONS PREDA TOR ® DM 078, 090, 102, 120 & 150 9.0 EER GENERAL Units shall be manufactured by Y ork International Unitary Products Group in an ISO 9001 certified facility .
246645-YTG-C-0708 Johnson Controls Unitary Produ cts 47 Refrigerant Circuit and Refriger ant Safety Components shall include: A. Independent fixed-orifice or therma lly ope rated expan- sion devices. B. Solid core filter drier/stra in er to eliminate any mo isture or foreign matter .
Subject to change without notice. Pr inted in U.S.A. 246645-YTG-C-0708 Copyright © 2008 b y Johnson Controls, Inc. All righ ts reserved. Supersedes: 246645-YT G-B-0606 Johnson Contro ls Unitary Products 5005 York Drive Norman, OK 73069 outdoor and return air damper assembly to prevent the supply air temperature from dropping below 55 ºF .
An important point after buying a device York DM 078 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought York DM 078 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 York DM 078 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, York DM 078 you will learn all the available features of the product, as well as information on its operation. The information that you get York DM 078 will certainly help you make a decision on the purchase.
If you already are a holder of York DM 078, 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 York DM 078.
However, one of the most important roles played by the user manual is to help in solving problems with York DM 078. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device York DM 078 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
