Instruction/ maintenance manual of the product 40QAC Carrier
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40QAC / 38HDR 40QAQ / 38QR R Ceiling - - - S uspen ded Duct F r ee Split S ys tem Size s 018 to 060 Installation Instructions the environmentally sound refrigerant 40QAC, QA Q Unit 38HDR, QR R Unit NOTE : Read the en tire in structio n m an ual b efo re starting the installatio n .
2 DIMENSIONS - - INDOOR NO TES: 1. Dimensions in [ ] ar e in millimeters. 2. Direction of airflo w. 3. Standard unit clearances are as fol lows: • 0 in. on top a nd rear • 3i n .o nl e f ts i d e • 12 in. on r ight side • 36 in.on bottom (When facing unit discharge.
3 4 3/16" H G L A B J N P E FD 7 1/2" 2 1/2" 1" 8" 4 1/2" 1 7/16" 11/16" C K N UNIT SERIES ELECTRICAL CHARACTERISTICS AB C D E F G H J KL M N P OPERATING WEIGHT.
4 106.4 17.5 H G L A B J K N P E FD C 190.5 63.5 25.4 203.2 38.1 114.3 36.5 UNIT SERIES ELECTRICAL CHARACTERISTICS AB C D E F G H J KL M N P OPERATING WEIGHT(KG) SHIPPING WEIGHT(KG) SHIPPING DIMENSIONS (L x W x H) 38HDR018 1 X O O O 638.2 938.2 369.9 406.
5 4 3/16" 11/16" J K N P E FD C 7 1/2" 2 1/2" UNIT SERIES ELECTRICAL CHARACTERISTICS AB C D E F G H J KL M NP OPERATING WEIGHT(lbs) SHIPPING WEIGHT(lbs) SHIPPING DIMENSIONS (L x W .
6 106.4 17.5 J K N P E FD C 190.5 63.5 N UNIT SERIES ELECTRICAL CHARACTERISTICS AB C D E F G H J KL M NP OPERATING WEIGHT(KG) SHIPPING WEIGHT(KG) SHIPPING DIMENSIONS (L x W x H) 38QRR018 0 X O O O 638.2 938.2 369.9 406.4 595.3 436.6 435.0 558.8 330.2 168.
7 Th ese in stallation in stru ction s cov er the in stallation o f th e matched system s listed in table 2. Parts List Ind oor Unit The fol lowing it ems a re i nclude d wit h the i ndoor unit : T ab le 1 – Installa tio n Ma terials Pa rt N o . Name o f Part Qt y .
8 Refrig erant Charge Th e 3 8H DR and 38 QR R u n its can be m atched w ith multip le outdoor unit s and thus addi ti onal c har ge might be re quir ed when ma tc hed wi th t he 40QAC or 40QA Q unit s. T able 5 – A ddit ional Char ge Add itio nal Charg e l b.
9 Oper ating R ange En su re that th e system o perates w ithin th e ap plicatio n g uid elines show n in t he fol lowing t abl es . Cooling ope rat ing ra ng e: Maximum Mi nimum DB _ F( _ C) WB _ F( _ C) DB _ F( _ C) WB _ F( _ C) Outdoor Unit 125 (51.
10 3. Mount Uni t - - the ins tal lat ion loc at ion s hould ha ve alr ea dy bee n ide nti fie d t aki ng into acc ount the pipi ng lengt h, wi ri ng and p ip ing ,co n nectio n s, and clearances.
11 Whe n mount ing bra cket s, sel ec t the proper type of har dwa re f rom the g u idelin es belo w . S ee Fig . 1 4 PERSONAL I NJURY AND/OR EQUI PMENT DAMAGE HAZARD Failu re to follow th is cautio n may resu lt in perso nal injury and / or eq u ip men t d amag e.
12 Comp lete Ou tdo or Refrig erant Pi pi ng Conn ec- tions Foll ow the f oll owing gene ra l guidel ines : 1. Use r ef rige ra nt gr ade f ie ld – suppl ied t ubing. Refer to T able 4 for th e co rrect line sizes. 2. Do not us e l es s t han 10 ft (93.
13 ! W ARNING ELECTRICAL SHOCK HAZARD Fai lure to fol low thi s wa rni ng could r es ult i n pe rs onal inj ury or death . Bef ore per form ing se rvic e or mai nte nanc e, be s ure indoor uni t ma in powe r s wit ch i s t urned O FF and i ndoor blow er ha s st opped.
14 ELECTRICAL DA T A T ab le 10 – 3 8 HD R Electrica l Data 38HD R UNIT S IZE V --- P H --- H z VOL T AG E RANGE* CO MP RESSOR OUTDOOR F AN MOTOR MIN C KT AMPS FUSE/ HA CR BKR AMPS Min Max RLA LRA FLA NEC H p kW Out 018 208/230 - - - 1 - - - 60 187 253 9.
15 A09597 Fig. 20 - - 38HDR and 40QA C Cooli ng Syste m W ir ing Diagr am 40QAC/ 38HDR - - 40QAQ/38QR R.
16 A09598 Fig. 21 - - 38QRR and 40QAQ H eat Pump Sys te m W iri ng Diagr am 40QAC/ 38HDR - - 40QAQ/38QR R.
17 Com plete Indo or Piping The pipi ng to the i ndoor unit c an be rout ed fr om the bac k, side and top. I f the uni t is be ing pipe d fr om the t op or the side s ee note bel ow . 1. On he at 40QAQ024 – 048, the c ooling pis ton (i ndoor) i s ship p ed in the factory in stalled metering d ev ice w ith the in- door uni t.
18 Com p let e Contr ol Wir ing 1. Ru n th e co ntro l w iring clo se to the termin al blo ck o n th e indoor uni t. 2. Connec t t he wir es as shown in F ig 18 and Fi g.
19 HP ONL Y COOLING ONL Y A09545 Fig. 25 - - Therm ost at Wi r e Connec tion for 40QA C Heating Only Fig. 26 - - Therm ost at Wi r e Connec tion for 40QA Q Reasse mble In door Unit 1. Rein stall filters an d in let g rilles 2. Reins tal l the si de panel s ST AR T - - UP Pr eliminar y Checks 1.
20 Manifold Gage 500 microns Low side valve High side valve Charge hose Charge hose V acuum pump Low side valve A07361 Fig. 29 - - Mani fol d Deep V a cu u m Met hod The de ep va cuum m et hod requi r.
21 OPERA TING SEQUENCE Ceilin g - - susp end ed fan co il units hav e a relay bo ard wh ich contro ls sys te m ope ra tion i n res ponse to a room the rmos ta t. The us er ma y ma nual ly se le ct any one of 3 fa n spee ds f or uni t oper at ion. The dis cha r ge louve rs on t he unit c an be s ta tiona ry or s wing cont inuousl y .
22 T able 13 – Cl eaning and M aint enance Sche dule TA SK MO NTHL Y QUARTERL Y YEARL Y INDOOR UN IT Clea n Air F ilt ers X Clea n Dr ain P ipe X Clea n Conden sate Dr ain P an X Clea n Ind oor Coil.
23 Befor e Calling f or Serv ice Save t he cos t of a se rvic e cal l by doing the fol lowi ng: 1. Be sure main p ow er to system is turned o n . 2. Pres s Mode butt on until OF F is dis playe d. W a it 5 minut es. 3. Pres s Mode butt o n until ei ther COO L or HEA T is dis playe d (as desired ).
24 LEGEND NOTE: F or syst em s wit h i ndoor units equipped with mic ropr oces s or contr ol, s ee separ ate contr ols, serv ic e, and troubles hooting manual.
25 LEGEND NO TE: For systems with indoor units equipped with microprocessor control, see se p arate controls, service, and troubleshootin g manual. NC — Norm ally Closed ODT — O utdoor Ther mostat A07436 Fig.
26 Copyright 2009 Carrier Corp. S 7310 W . Morris St. S I ndianapolis , IN 46231 Print ed in U.S .A. Edition Date: 10/09 Manufacturer reser ves the right to change , at any time, specifications and designs without notice and without oblig ations.
An important point after buying a device Carrier 40QAC (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 40QAC 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 40QAC - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier 40QAC you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier 40QAC will certainly help you make a decision on the purchase.
If you already are a holder of Carrier 40QAC, 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 40QAC.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier 40QAC. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier 40QAC 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
