Carrier 40MAQ Installation Instructions Manual

Also see for 40MAQ: Installation instructions Service manual Service manual Owner's manual Owner's manual

Contents

Carrier 40MAQ Installation Instructions Manual Manual pdf 13 page image

13FINAL TUBING CHECKIMPORTANT: Ensure the certain factory tubing on the indoorunit has not shifted during shipment. Ensure the tubes are notrubbing against each other or any sheet metal. Pay close attentionto feeder tubes and make sure the wire ties on the feeder tubes aresecure and tight.DRAIN CONNECTIONSConnect the drain line. The drain line must not have a trap anywherein its length, must pitch downwards, and must be insulated up to theoutside wall (see Fig. 18). By default, the drain hose is attached to theleft−hand side of unit (when facing the back of the unit). However, itcan also be attached to the right−hand side.a. To ensure proper drainage, attach the drain hose on thesame side that your refrigerant piping exits the unit.b. Attach a drain hose extension (purchased separately) tothe end of the drain hose.c. Wrap the connection point firmly with Teflon tape toensure a good seal and to prevent leaks.d. For the portion of the drain hose that remains indoors,wrap it with foam pipe insulation to preventcondensation.e. Remove the air filter and pour a small amount of waterinto the drain pan to ensure that water flows from theunit smoothly.Plug the Unused Drain HoleTo prevent unwanted leaks, plug the unused drain hole with therubber plug provided.Proper Do not put drain end into waterDo not form a riseA14351Fig. 18 - Proper Drain Hose InstallationNOTE: For proper orientation of the refrigerant piping, electricalcable and drain lines, refer to Fig. 19.Indoor UnitSpace behind unitRefrigerant pipingDrain hoseSignal wireInsulation tapeA07346Fig. 19 - Bundle drain hose, refrigerant pipes, and signalcableNOTE: It is not recommended to add additional insulation to therefrigerant pipes provided with the product. The factory insulationis sufficient. Additional insulation may keep the product fromattaching flush to the wall.NOTE: For applications where gravity cannot be used fordrainage, a condensate pump accessory is available. Consult thecondensate pump Installation Instructions for more information.WIRELESS REMOTE CONTROLINSTALLATIONMounting Bracket (if installed on the wall)1. Use the two screws supplied with the wireless remotecontrol to attach the mounting bracket to the wall in alocation selected by the customer and within operatingrange.2. Install the batteries in the remote control.3. Place the remote control into the remote control mountingbracket.NOTE: For remote control operation, refer to the unit Owner’sManual.WIRED REMOTE CONTROLINSTALLATIONFor setup instructions, refer to the wired control installationmanual.START−UPTest OperationPerform a test operation after completing a gas leak and electricalsafety check (see Fig. 20).Manual controlbutton AUTO/COOLA14353Fig. 20 - Test Operation1. Push ON/OFF on the remote control to begin testing.NOTE: A protection feature prevents the air conditioner fromactivating for approximately 3 to 4 minutes.2. Push MODE, select COOLING, HEATING, FAN modeto check that all functions work correctly.3. To run the test using the MANUAL button in the indoorunit:(1.) Open the front panel of the indoor unit;(2.) Push the manual switch once to energize the unit.The set conditions of manual operation are asfollows:· Preset set point: 76F (24C)· Fan speed: AUTO· Discharge air direction: Pre−set position based onoperation in COOL or HEAT mode.4. Be sure to set manual switch to OFF (by pushing it twiceagain) after finishing test operation.

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