Instruction/ maintenance manual of the product 50KQL-1PD Carrier
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Copy right 20 04 Carrie r Cor poration Form 50KQL-1PD Single- P ackage Consol e W ater Source Heat Pump with self- containe d line voltage ther mostats. • Suitable f or either geo ther mal or boiler /tower applicati ons wi th operating t emperature rang e from 20 F to 1 10 F .
2 Quiet op eration The Carrier Co nsole WSHP pr ovides except ionally q uiet operation fo r maxi- mum comfort. Design flexibi lity Aquazone™ Co nsole WSHP un its are offered in 5 capacity sizes and 3 differ- ent voltag es to meet individual zo ne needs effic iently and effect ively.
3 Anti -shor t cycle time r — P rovid es a minimum off time to prevent the unit from short cycling. The 5-minute timer ener g izes when the comp res sor i s dee nergize d, resul ting in a 5- minut e delay before the un it can be restarted. Random sta rt relay — Ensures a random de lay in energizing eac h differ- ent WSHP unit.
4 Mode l numbe r nome ncl ature 50 K Q L 0 7 S A E C 1 0 1 A A Aquazone™ High-Efficiency R-22 W ater Source Heat Pump 50KQL – Console Unit Size – Nominal Capacity (T ons) 07 – 1/2 09 – 3/4 1.
5 LEGEND NO TES: 1. Ratings are in accordance with and cer tified to ARI/ISO Standard 13256-1. 2. Cooling Standard: 80.6 F db , 66 F wb indoor enter ing air tempera- ture, 86 F entering water temperature. 3. Heating Standard: 68 F db indoor entering air tem perature, and 68 F enter ing water temperature.
6 Factory- install ed options Cupro nickel heat exchan gers are av ail able f or hig her corros ion prot ection fo r applications such a s open tow er , geother mal, etc. Consult the water quality guidelin es for prope r appl ication a nd selectio n of this option.
7 50KQL CONTROL OPTIONS T ABLE LEGEND Field-i nstalled accessor ies Carrier’s line of Aqua zone™ th er mostats ( used wit h rem ote the r mos tat un its ) are bo th attractive and multi- functional , accommodating stand- alone wate r source he at pump in stallations.
8 Options an d accessories (c ont) COOL HEA T AUTO R 5-DA Y PROGRAMMABLE/N ON-PROGRAMMA BLE AUTO Pm COOL HEA T Carrier ® CARRIE R AQUAZO NE™ THER MOST A T S (FO R USE WITH RE MOTE THERMOST A T UNIT.
9 Dimensions 50KQL BOTTOM R ETURN CABINET D I MENSIONS — R IGHT HAND PI PI NG Notes: 1. Dimensions shown are in inches. Dimensions in parentheses are in millimeters. Shown is 76mm subbase. Add 50.8mm to dimension shown for 127mm subbase. 1 1.5 (292) *2.
10 Dimensions (con t) 50KQL BOTTOM RETURN CABINET DIMENSIONS — LEF T HAND PIPING 11 . 5 (292) *2.9 (74) 3.5 (88.9) (607) DAMPER OPENING* 48.0 (1219) 1.63 (41) 1 1.75 (298) 9.9 (251) 0.59 (15) 21.0 (533) *2.9 (74) REAR VIEW Air Inlet Discharge Air (305) BOTTOM VIEW 12.
11 50KQL FRONT RETURN CABINET DIMENSIONS — RIGHT HAND PIPING Notes: 1. All dimensions are shown in inches. Dimensions in parentheses are in millimeters. 2. Optional autoflow valve, motorized water valve and disconnect box are shown. 3.5 (88.9) (533) 21.
12 Dimensions (con t) 50KQL FRONT RETURN CA BINET DIMENSIONS — LEF T HAND PIPING Notes: 1. All dimensions are shown in inches. Dimensions in parentheses are in millimeters. 2. Optional autoflow valve, motorized water valve and disconnect box are shown.
13 50KQL CHASSIS D IMENSIONS — SI Z E 07, 09, 12, 15, 19 Notes: * For installed dimension, add to dimension shown 74mm with 76mm subbase and 124mm for 127mm subbase. 1. Dimensions shown are in inches. Dimensions in parentheses are in millimeters. 2.
14 I Determine the a ctual c ooling and he ating loads at the desir ed dry bu lb an d wet b ulb conditions. Assume cool ing load at desired dry bulb 80 F and wet bulb 66 F conditions are as follows: Given: T otal Cooling (TC) . . . . . . . . . . . . .
15 VII ARI/I SO 13256-1 Conversion Perf or mance standard ARI/ISO 13256-1 became effective on January 1, 2000 and replaced t he exist- ing ARI Standards 320 W a ter-Loo p Heat Pumps (WLHP), 325 Ground- Water Heat Pumps (GWHP), and 330 Ground-Loop Heat Pumps ( GLHP).
16 50KQL07 — NOMINAL AIRFLOW 240 CFM LEGEND *ARI 320 points (bold pri nting) are shown f or comparison pur poses only . These are not cer tified data points . NO TES: 1. MOPD = M aximum Operating Pressure Differential (water pres- sure differential at unit cannot e xc eed MOPD or water valve can- not close) 2.
17 50KQL09 — NOMINAL AIRFLOW 300 CFM LEGEND *ARI 320 points (bold pri nting) are shown f or comparison pur poses only . These are not cer tified data points . NO TES: 1. MOPD = M aximum Operating Pressure Differential (water pres- sure differential at unit cannot e xc eed MOPD or water valve can- not close) 2.
18 50KQL12 — NOMINAL AIRFLOW 350 CFM LEGEND *ARI 320 points (bold pri nting) are shown f or comparison pur poses only . These are not cer tified data points . NO TES: 1. MOPD = M aximum Operating Pressure Differential (water pres- sure differential at unit cannot e xc eed MOPD or water valve can- not close) 2.
19 50KQL15 — NOMINAL AIRFLOW 400 CFM LEGEND *ARI 320 points (bold pri nting) are shown f or comparison pur poses only . These are not cer tified data points . NO TES: 1. MOPD = M aximum Operating Pressure Differential (water pres- sure differential at unit cannot e xc eed MOPD or water valve can- not close) 2.
20 50KQL19 — NOMINAL AIRFLOW 460 CFM LEGEND *ARI 320 points (bold pri nting) are shown f or comparison pur poses only . These are not cer tified data points . NO TES: 1. MOPD = M aximum Operating Pressure Differential (water pres- sure differential at unit cannot e xc eed MOPD or water valve can- not close) 2.
21 CORRECTION F ACTORS — ENTERING AIR *Sensible Capacity equals t otal capacity . CORREC TION F ACTO RS — AI RFLOW LEGEND 50KQL CONSOLE BLOWER PERFORMANCE 60 Hz NO TES: 1. F an speed is field adjustabl e. 2. All airflow is rated at low est voltage if unit is dual volt ag e rated, i.
22 Aquazone™ water sourc e heat pu mp products are availabl e in a flexible, efficient array o f mo dels, which can be used in all ty pes of water loop , ground wat er , an d gr ound l oop type systems. Use Aquazone products to provide optimal energy efficient solutio ns and adapt to the most challeng- ing design requiremen ts.
23 concea led below groun d. The numb er of loops requ ired de- pends o n ground condition s, heating and c ooling require- ments, and the depth of e ach hole. Hybrid sy stems — In some application s, it may be bene- ficial to incorporate a coo ling tower into the ground lo op system to reduce th e overa ll cost.
24 OCT A VE BAND SOUND PRESSURE LEVEL ( Lp) ASSOCIA TED WITH NC CURVES WSHP sound co ntrol Analyzing the projected sound level in the conditioned space cau sed by a WSHP unit is quite invol ved. The key is to hav e good soun d power ra tings (Lw) in dB on the eq uip- ment to dete r mine the ductwork, ceiling an d room so und attenu ation effec t.
25 T y pical wiring schematics MANUAL CHANGEOVER W ITH COMPLETE C CONTROLLER LEGEND SEE NOTE 7 BRN YEL BRN BRN BLU SEE NOTE 7 CR YEL BRN BR BRG CCG CC YEL YEL RED 6A RED 5A RED 5 RED GRY RED RED PBS R.
26 T y pical wiring schematics (cont) MANUAL CHANGEOVER WI TH DELUXE D CONTROLLER FP2 CAP PB DELUXE D CONTROL BR 2 (HI) UMT PBS OS GROUND LOG TRANSFORMER CR BR 1 (LO) S JW1 LP TEST PINS JW2 FP2 JW3 FP1 LOW LOW N.
27 AUTOMA TIC CHANGEOVER WITH COMPLE TE C CONTROLLER COMPLETE C CONTROL UMT BR1 BR2 PBS CR CAP PB GROUND TRANSFORMER RED 3 4 BRN YEL YEL YEL RED 6A 5A RED 5 RED RED PBS RED RED ORG BRN YEL 5 3A UMT 2 .
28 T y pical wiring schematics (cont) AUTOMA TIC CHANGEOVER WITH DELUXE D CONTROLLER DELUXE D CONTROL FP2 HP LOC FP1 SEE NOTE 4 CO RVS R C SEE NOTE 7 P1 COM2 COM1 JW1 LP TEST PINS JW2 FP2 JW3 FP1 LOW LOW N.
29 REMOTE-MOUNTED TH E RMOST A T WITH C OMPLETE C CONTROLLER COMPLETE C CONTROL BR CR CAP PB GROUND TRANSFORMER BRN YE L Y W O G R C AL1 AL2 A P1 ALARM RELA Y SEE NOTE 6 JW1 WV COMPRESSOR COOLING FA N.
30 T y pical wiring schematics (cont) AL — Alar m Rel ay Contac ts BR — Blow er Relay CAP — Capacitor CB — Circuit Break er CO — Sensor , Condensate Ov erflow CR — Compressor Rela y DM —.
31 Y W O G R C AL1 AL2 A CR CMP1 FA N PWR HS1/EXH/RVS PREMIER LINK CR COMPLETE C CONTROL J4 J6 J5 J8 J1 PWR S P S A L W CMPSAFE T T T Y1 G R C AL1 CMP1 FA N PWR PREMIER LINK DELUXE D CONTROL J4 J8 J1 .
32 T y pical piping 50KQL PIPING DET AIL *F or installed dimension, add to dimension shown 2.9 in. with 3 in. subbase and 4.9 in. f or 5 in. subbase. NO TES: 1. Dimensions shown are in inc hes. Dimensions in parentheses are in m illimeters. 2. Optional autoflow val ve, motorized water valv e an d disconnect box are shown.
33 Console W ater Source Heat Pumps HV AC Guide Sp ecifications Size Range: 7,800 to 16 ,000 Btuh Cooling Capac ity 10,400 to 19,300 Btuh Heating Capa city Carrier Mode l Number: 50 KQ L Part 1 — General 1.
34 2. Piping: a. Copper tubes with a 5 / 8 -in. O D dimens ion shall be provide d on the supp ly and retu r n water connections for the purpose of forming a sweat connec tion to field-suppli ed distribution piping. b. Optional thre aded connections: A 1 / 2 -in.
35 7. Opti onal C ontro ls: a. Unit-m ounted A CO (autom atic cha ngeover) ther most at operating con trols shall cons ist of temperat ure setti ng dial kno b, push b utton switches f or Stop , Fan only, Hi fan, Lo fan. Unit-m ounted t her most ats shall have a remo te sensor f or sensin g the re tur n-air te mperat ure.
Manufa cturer reser ves the right to disconti nue, or change at any time, specificat ions or designs wi thout noti ce and without incurrin g obligations.
An important point after buying a device Carrier 50KQL-1PD (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Carrier 50KQL-1PD 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 Carrier 50KQL-1PD - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier 50KQL-1PD you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier 50KQL-1PD will certainly help you make a decision on the purchase.
If you already are a holder of Carrier 50KQL-1PD, 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 Carrier 50KQL-1PD.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier 50KQL-1PD. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier 50KQL-1PD 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
