Carrier 53DFST2-NP Installation Instructions Manual

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Carrier 53DFST2-NP Installation Instructions Manual Manual pdf 1 page image

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Catalog No. 535-327 Printed in U.S.A. Form 53-3SI Pg 1 11-04 Replaces: NewBook 1 4Tab 3e 2fPROGRAMMABLESTEP #1 PREPARATION 1STEP #2 WIRE CONNECTIONS 1SAMPLE WIRING DIAGRAM 2STEP #3 TEST OPERATION 2TROUBLESHOOTING 2CALIBRATION 2This device complies with Part 15 of the FCC rules. Op-eration is subject to the following 2 conditions: (1) Thisdevice may not cause harmful interference, and (2) Thisdevice must accept any interference received, includinginterference that may cause undesired operation.Refer to the chart below, or the wiring diagram thatfollows for thermostat functions and correspondingthermostat connectors.*Not applicable for use with Duct-Free Split heat pump systems.Table of ContentsIMPORTANT: FollowInstallation Instructions carefully.CAUTION: DISCONNECT POWER TO THE SYS-TEM BEFORE INSTALLING THE NEW THERMOSTAT.STEP #1 PREPARATIONA. Proper installation of the thermostat will be accom-plished by following these step by step instructions. Ifyou are unsure about any of these steps, call a quali-fied technician for assistance.B. Assemble tools:C. Carefully unpack the thermostat. Save the screws,bracket, and instructions.D. Turn off the power to the system at the main fuse pan-el. Most systems have a separate breaker for discon-necting power to the indoor and outdoor units.STEP #2 WIRE CONNECTIONSFUNCTIONINSTALL ON THENEW THERMOSTATCONNECTOR MARKEDLo Fan G1Compressor YHeating H224 v Power RCommon CRev. Valve O*Hi Fan G2Flat BladeScrewdriverWire Cutterand StripperInstallation InstructionsDIGITAL THERMOSTAT 53DFST2-NPHeat Cool and Cooling OnlyAmHEATAUTOMoCOOL!

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