Carrier 40KMQ Manuel d'instructions

Installation Instructions40KMC / 38HDF40KMQ / 38QRFI n --- C e i l i n g C a s s e t t e D u c t --- F r e e S p l i t S y s t e mSizes 018 to 03640KM

10Control WiringThe control circuit is 24 volts AC (minimum 40VA) supplied fromthe indoor unit.1. Make sure you have enough control wires to cover the

11ELECTRICAL DATATable 10 – 38HDF/38QRF Electrical Data38HDF/38QRFUNIT SIZEV --- P H --- H zVOLTAG E RANGE*COMPRESSOR OUTDOOR FAN MOTORMIN CKTAMPSFUSE

123. Compressor and fan motors are protected by internal thermal overloads.50057Fig. 21 -- 40KMC / 38HDF Cooling Only System Wiring Diagram

133. Compressor and fan motors are protected by internal thermal overloads.50058Fig. 22 -- 40KMQ / 38HDF Heat/Cool System Wiring Diagram with Electri

143. Compressor and fan motors are protected by internal thermal overloads.50059Fig. 23 -- 40KMQ / 38QRF Heat Pump System Wiring Diagram with Electri

15Run Power Wiring for Indoor UnitBe sure field wiring complies with local building codes and NEC,and unit voltage is within limits shown in Table 11

16LowVoltageHighVoltageRoom ControllerConnectionsOutdoor UnitConnectionsPowerConnectionsGroundConnectionA07208Fig. 24 -- 40KMC Unit Matched to 38HDF O

17LowVoltageHighVoltageRoom ControllerConnectionsGroundConnectionOutdoor UnitConnectionsPowerConnectionsA07209Fig. 25 -- 40KMQ Unit Matched to 38HDF O

187. Connect L1 to the black wire and L2 to the red wire usingwire nuts and fix the ground wire between the two washers.The internal control panel can

19a. Use hard polyvinyl chloride (PVC) pipe material withnominal ID of 1 in. to connect at drain line. To ensurecorrect condensate water flow, the pip

2DIMENSIONS -- INDOOR2'-4-11/32"(720)1'-9-21/32"(550))515("23/98-'11-7/8"(47)1'-11-7/16"(595))318("8

20b. Wireless Remote ControlThe unit is factory equipped with a wire harness that has one end connecting to the receiver board (Display PCB) and the o

21If you have two units installed in the same space and they need towork independently, the remote controls and the units need to beconfigured as foll

226. Conduct a final check to make sure that the unit is level7. Install the Grille and Frame Assemblya. Carefully unpack the assembly and check for d

234.72”(120)ØA BØA Ø CDuct connection angeClip1/4" (6 mm) neoprene gasketInsulated exible ductFresh air intakeConditioned air supply to anadja

24START--UPPreliminary Checks1. Make sure all wiring connections are correct and they aretight.2. Field electrical power source must agree with unit n

252. Close service valves and shut off vacuum pump.3. Connect a nitrogen cylinder and regulator to system andopen until system pressure is 2 psig.4. C

26A09552Fig. 44 -- Inserting Water Into Drain PanCAUTION!PERSONAL INJURY AND/OR UNIT DAMAGEHAZARDFailure to follow this caution may result in personal

27S Buzzer beepsWhen the unit is ON and the Emergency button is pressed for 5seconds, the unit will operate as follows:S The unit is turned offS Buzze

28Copyright 2010 Carrier Corp. S 7310 W. Morri s St. S Indiana poli s, IN 46231 Printed in U.S.A. Edition Date: 12/ 10Manufacturer reserves the right

3DIMENSIONS -- OUTDOOR(FIELD PROVIDED AND INSTALLED)NOTE: Dimensions shown in feet-inches. Dimensions in ( ) are millimeters.UNIT MODELSCHASSISSIZE(Re

4Parts ListIndoor UnitThe following items are included with the indoor unit:Table 1 – Installation MaterialsDescription Qty UsageBaffle (size 18) 1 Re

5Refrigerant ChargeThe 38HDF and 38QRF units can be matched with multipleoutdoor units and thus additional charge might be required whenmatched with t

6INSTALLATIONComplete Pre--installation Checks1. Unpack Unit -- Store the indoor and outdoor units in theoriginal packaging until it is moved to the f

7f. Use a stacker to lift the unit to the installation location.See Fig. 10.A07185Fig. 10 -- Positioning Unitg. Carefully lift the unit using the four

8Mounting Unit on WallThe units can also be mounted on the wall using the accessorymounting kit.Complete Outdoor Refrigerant Piping Connec-tionsFollow

938QRF Units1. Assemble the connector tubes to the factory supplied filterdrier by brazing the factory supplied flare connectors to theinlet and outle