Carrier 52S Installation Instructions Manual

Also see for 52S series: Service technician guide Installation, operating and maintenance instructions Installation, operating and maintenance instructions Architects and engineers' manual

Carrier 52S 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.PC 132 Catalog No. 535-20051 Printed in U.S.A. Form 52S-66SI Pg 1 11-02 Replaces: NewBook 1 4Tab 9a 11aInstallation InstructionsINTRODUCTIONThese instructions cover the installation of the 52S WallThermostat Interface Retrofit Kit accessory with Indoor CoilFreeze Thermostat (IFT) to be installed on 52S packaged termi-nal air conditioner (PTAC) products. See Fig. 1. Indoor coilfreeze thermostat protection protects the indoor coil fromfreezing.SAFETY CONSIDERATIONSOnly trained, qualified personnel and service mechanicsshould install electrical accessories on packaged terminal airconditioners or heat pumps.PACKAGE CONTENTSINSTALLATIONPrepare Unit1. Check to be sure unit is off and power to unit isdisconnected.2. Remove front panel from the unit. See Fig. 2.3. Remove the thermostat knob (grip and pull firmly) anddiscard. See Fig. 3.4. Remove the plastic control panel cover plate (by remov-ing 2 attachment screws) and save. See Fig. 3.5. Remove the temperature limiter off thermostat controlshaft (grip and pull firmly) and discard. See Fig 4.6. Open control box by removing the 2 control box coverscrews shown in Fig. 3 and swing the cover down toopen. Save the screws.7. Remove wire ties and discard, making sure not to damagethe wires.8. Remove Push Button Switch from control box door (byremoving 2 attachment screws) and discard screws. SeeFig. 5.9. Remove thermostat control from control box door (byremoving 2 attachment screws) and discard screws. SeeFig. 5.ITEM QUANTITYWall Thermostat Control Panel 1Indoor Coil Freeze Thermostat Clips 2Control Panel Label 1Wiring Schematic Label 1Conversion Label 1Hi Speed/Low Speed Label 1Remote Wiring Access Cover 1Wire Nut 1Wire Ties 2No. 10 Hex Head Screws 5Disconnect all power to unit to avoid possible electricalshock during installation.52S Wall Thermostat Interface Retrofit Kit AccessoryFor Use WithPackaged Terminal Air Conditioneror Heat PumpHILOFAN SPEEDSWITCHASSYPARTNUMBER: WIRESCHEMATICWALLTHERMOSTATCONTROLPANELREMOTE WIRINGACCESS COVERNO. 10 HEXHEAD SCREWSCONVERSIONLABEL CONTROLPANEL LABELHI SPEED/LO SPEEDLABELWIRE TIESWIRE NUTINDOOR COIL FREEZETHERMOSTAT CLIPSWIRING SCHEMATICLABELNOTICE: THIS UNIT HAS BEENCONVERTED TO A REMOTECONTROLLED (WALL THERMOSTAT)UNIT USING CONVERSION KIT.WALL THERMOSTAT COMFORTFig. 1 — Wall Thermostat Interface Retrofit Assembly Package Contents