Instruction/ maintenance manual of the product 38AK007 Carrier
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2 Table 1A — P hysical Da ta — 50/60 Hz (English) LEGE ND NEMA — National Electrical M anuf acturing Assoc iation *Unit is factory supplied w ith holding charge only . †Storage capacity of condenser coil with coil 8 0% full of liquid R-22 at 124 F .
3 Table 1B — P hysical D ata — 50/6 0 Hz (SI) LEGE ND NEMA — National Electrical M anuf acturing Assoc iation *Unit is factory supplied w ith holding charge only . †Storage capacity of condens er coil with coil 8 0% full of liquid R-2 2 at 51 C.
4 CONSIDER SYSTEM REQUIR EMENTS • Consult local bu ilding codes and NEC for s pecial instal- lation requirem ents. • Allow sufficient space for airflow clearan ce, wiring, refriger ant pipi ng, and u nit ser vicing . See Fig. 2. • Locate unit so that co ndenser airflow is unrestricted o n all sides and abov e.
5 UNIT 38 DIM. A DIM. B DIM. C DIM. D DIM . E DIM. F AK007 1 ′ -6 1 / 2 ″ [470.0] 1 ′ -2 3 / 4 ″ [375.0] — — 1 ′ -2 1 / 4 ″ [362 ] 1 ′ -4 5 / 16 ″ [415 ] 2 ′ -9 5 / 16 ″ [846.5] AK008 1 ′ -8 ″ [508.0] 1 ′ -6 1 / 2 ″ [470.
6 FIL TER DRIER AND MOIS TURE INDICA TOR — The fil- ter drier is factory installed. M oisture indicator is field-supplied and should be installed just after liquid line shutof f valve. Do not use a r eceiver; there is none provided with unit and one should not be used.
7 Table 5 — E lectrical Data LEGEND NO TES: 1. In compliance with NEC requirem ents f or multimotor and combi- nation load equipment (ref er to NEC Ar ticles 430 and 440) , the ov erc urrent protective de vice f or the unit shall be fuse or HACR breaker .
8 FI E L D CO N T R O L WI R I NG — Install a Carri er-approved accessor y thermostat a ssembly ac cording to install ation instructi ons included with t he access ory . L ocate the rmostat assembly on a solid wall i n the conditioned spa ce to sense ave r- age temperatur e in accorda nce with therm ostat ins tallation instructions.
9 ST ART -UP Preliminary Chec ks 1. Field electrical power source must agree with unit name- plate rating. 2. Check that all internal wiring conne ctions are tight and that all barriers, covers, and pane ls are in place. Ensure no electrical wir es are in contact wit h refrigerant tubing.
10 Compressor Overload — This overload interrupts power to t he compress or when either the current or internal motor winding temperature be comes excessive, and automati- cally res ets when t he inte rnal tem perature drops t o a safe l evel. This overload may require up to 60 minutes (or longer) to reset.
11 Oil Char g e (T ables 1A and 1 B) 38 A KS U NI T S — Allow unit to run for about 20 minutes. Stop unit and che ck compressor oil level . Add oil only if neces- sary to bring oil into view in sight glass. Use on ly Ca rr ier- appr oved compr ess or oil.
12 Capacity Contr ol — Unit 38AKS012 Onl y — A suction pressure-actuated unl oader controls 2 cylinders and provides capacity control. Unloaders are fac tory set (see T able 1A or 1B), but may be field adjusted as follows: CONTROL SET POINT (cylinder l oad point) is adjustabl e from 0 to 85 psig (586 kPa).
13 TROUBLESHOO TING GUIDE NO TE: See Fig. 15 f or component arrangements. SYMPTOM CA U SE REME D Y Compressor does not run — Contactor open P ower off . Restore power . Fuses blo wn. Replace with correct fuses after finding cause and correcting. T ransformer open/shor t ed.
Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificati ons or des igns without notice an d wit hout inc urring obligations.
ST ART -UP CHECKLIST I. Preliminary Inf ormation OUTDOOR: MO DEL NO . _________ ______________ ________ SERIAL NO . _____________ ______________ _________ INDOOR: AIR HANDLER MANUF ACTURER ________ _____________________ ______________ ______________ _________ MODEL NO .
Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificati ons or des igns without notice an d wit hout inc urring obligations.
An important point after buying a device Carrier 38AK007 (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 38AK007 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 38AK007 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier 38AK007 you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier 38AK007 will certainly help you make a decision on the purchase.
If you already are a holder of Carrier 38AK007, 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 38AK007.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier 38AK007. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier 38AK007 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
