Manuals / Carrier / Household Appliance / Air Conditioner

Carrier To Access Indoor-Airsection Components, Disassembling The Lateral Duct, 52S SERIES

Models: 52S

1 56

Download 56 pages 47.31 Kb

Page 6

Image 6

52S

SERIES

TO ACCESS INDOOR-AIR SECTION

COMPONENTS

DISASSEMBLING THE LATERAL DUCT

ADAPTER, FOR UNITS EQUIPPED WITH THE

LATERAL DUCT ACCESSORY PACKAGE

1.Remove the lateral duct adapter end cap, shown in Figure 10, by removing the two 1¤2-in. screws

2.Remove the adapter top panel by removing one screw at each end of unit as shown in Figure 11. Rotate the front of the panel up and back and lift free.

3.Rotate and lift the air baffle out of the unit. See Figure 12.

4.Remove the 2 screws holding the duct adapter to the chassis discharge air opening ¯anges, as shown in Figure 13, and remove the duct adapter.

FIGURE 12 Ð REMOVING THE AIR BAFFLE

FIGURE 10 Ð WALL SLEEVE, DUCT ADAPTER,

AND EXTENSION LOCATION

(RIGHT-HAND EXTENSION)

FIGURE 13 Ð REMOVING THE DUCT ADAPTER

FIGURE 11 Ð DISCHARGE PLENUM ASSEMBLY

Page 6

Image 6

Carrier 52S To Access Indoor-Airsection Components, Disassembling The Lateral Duct, Adapter, For Units Equipped With The

Contents

SERVICE TECHNICIAN GUIDE CONTENTS52S SERIES PACKAGED TERMINAL AIR CONDITIONERS AND HEAT PUMPSFIGURE 1 Ð REMOVING FRONT PANEL INTRODUCTIONSUMMARY OF DANGERS, WARNINGS, AND CAUTIONS 52S SERIESFIGURE 2 Ð MODEL NUMBER NOMENCLATURE FIGURE 3 Ð SAMPLE DATA INFORMATION PLATETO OPEN THE CONTROL BOX GENERAL DISASSEMBLYTO DISCONNECT POWER FOR CORD- CONNECTED UNIT TO REMOVE THE UNIT FROM THE WALL SLEEVEEXTENSION, FOR UNITS EQUIPPED WITH THE LATERAL DUCT ACCESSORY PACKAGETO REMOVE THE LATERAL DUCT FIGURE 7 Ð DUCT EXTENSION SCREWSFIGURE 11 Ð DISCHARGE PLENUM ASSEMBLY TO ACCESS INDOOR-AIRSECTION COMPONENTSLATERAL DUCT ACCESSORY PACKAGE DISASSEMBLING THE LATERAL DUCTTO REMOVE THE ALUMINUM TOP PANEL TO REMOVE THE AIR DISCHARGE GRILLEFIGURE 14 Ð REMOVING AIR DISCHARGE GRILLE FIGURE 15 Ð ALUMINUM TOP PANELTO REMOVE THE GUSSET TO ACCESS OUTDOOR-AIRSECTION COMPONENTSTO REMOVE THE DISCHARGE DECK FIGURE 17 Ð DISCHARGE DECK REMOVALFIGURE 20 Ð REMOVING STATOR STATOR CONDENSER ORIFICE CONDENSER COILCOMPONENT CLEANING SCHEDULE GENERAL CLEANINGCLEANING AND SAFETY FIGURE 21 Ð FRONT PANEL, CHASSIS, AND SLEEVEREPLACING THE INDOOR AIR FILTER Ð Access MONTHLY CLEANINGCLEANING THE INDOOR AIR FILTER Ð Remove TOOLS NEEDEDREPLACING THE VENT AIR FILTER CLEANING THE VENT AIR FILTERFIGURE 23 Ð ACCESSING VENT AIR FILTER CHASSIS1.DISCONNECT ALL POWER TO UNIT SEASONAL CLEANINGACCESSING THE INDOOR AND OUTDOOR FIGURE 25 Ð SIDE ANGLE SCREWSFIGURE 28 Ð CLEANING THE COILS CLEANING THE INDOOR AND OUTDOOR COILSCoils section ACCESSING THE INDOOR FAN AND INDOOR Section Components on page1.DISCONNECT ALL POWER TO THE UNIT CLEANING THE INDOOR FAN AND FANACCESSING THE HEATER ASSEMBLY Ð To access CLEANING THE HEATER ASSEMBLY Ð Once theCOMPRESSOR FIGURE 32 Ð ROTARY COMPRESSOR COMPONENTS52S SERIES FIGURE 33 Ð ROTARY COMPRESSOR COMPRESSION PROCESS COMPRESSOR TROUBLESHOOTINGBASIC HERMETIC COMPRESSOR ELECTRICAL MEASUREMENTS 1.DISCONNECT ALL POWER TO THE UNITSYMPTOM 52S SERIESCOMPRESSOR REPLACEMENT FIGURE 35 Ð SHORTED/OPEN WINDINGS TESTFIGURE 36 Ð GROUNDED WINDINGS TEST FIGURE 37 Ð STRAINER AND LIQUID TUBE 1.Disconnect all power to unitREMOVING THE COMPRESSOR Ð Follow the steps FIGURE 38 Ð TUBE INSERTED STRAINERFIGURE 39 Ð INSTALLED FILTER DRIER REFRIGERANT CHARGING Ð Every mechanicalFIGURE 40 Ð SUCTION LINE FILTER DRIER Assembly 1.DISCONNECT ALL POWER TO UNIT Consider the following safety issuesPower FIGURE 41 Ð LIMIT SWITCH LOCATIONFIGURE 42 Ð REMOVING HEATER SCREWS FIGURE 43 Ð HEATER REMOVEDFIGURE 44 Ð ACCEPTABLE HEATER RESISTANCE VALUES FIGURE 46 Ð MANUAL THERMOSTAT OPERATING CONTROLSFIGURE 45 Ð TYPICAL 52S UNIT OPERATING CONTROLS FIGURE 47 Ð PROGRAMMABLE THERMOSTATHIGH HEAT OR HIGH COOL Ð Push button and DESCRIPTION OF SWITCH SETTINGSNON-USERADJUSTABLE SWITCHES OUTSIDE OR VENT AIR Ð Push the FAN ONLYFIGURE 52 Ð SELECTOR SWITCH CONTACTS FIGURE 50 Ð SELECTOR SWITCH CONTACTSFIGURE 51 Ð SELECTOR SWITCH CONTACTS SEQUENCE OF OPERATIONINDOOR THERMOSTAT Heat Pump Units COMPONENT OPERATION AND TROUBLESHOOTINGTOOLS NEEDED Consider the following safety issuesCONTACTS, ALL 52SQ AA AND CP MODELS OUTDOOR FROST THERMOSTAT Heat Pump UnitsFIGURE 55 Ð OUTDOOR FROST THERMOSTAT OFT LEGEND FiguresFIGURE 57 Ð FAN CYCLE SWITCH 3 Terminal LOCKED OUTFIGURE 56 Ð CAPACITOR TEST FIGURE 60 Ð OUTDOOR FROST THERMOSTAT SCREWS ELECTRICAL COMPONENTS REMOVAL AND REPLACEMENTFIGURE 59 Ð TEMPERATURE LIMITER FIGURE 58 Ð ESCUTCHEON REMOVALFIGURE 61 Ð COMPONENT LOCATIONS IN OPEN CONTROL BOXBASIC FAN MOTOR ELECTRICAL TESTS FAN MOTOR TROUBLESHOOTINGFAN MOTOR FIGURE 62 Ð TWO-SPEED,PERMANENTTYPICAL 265 VOLT MOTORS FIGURE 63 Ð FAN MOTOR TROUBLESHOOTING CHARTTYPICAL 208/230 VOLT MOTORS FIGURE 64 Ð TYPICAL 52S FAN MOTORSFIGURE 65 Ð SPRING CLIP FAN MOTOR REPLACEMENTRemoval FIGURE 66 Ð REMOVING OUTDOOR FAN FROM MOTOR SHAFTFIELD TEMPERATURE CHARTS See Figures 67 - 82 for eld temperature data52S SERIES Page 52S SERIES Page 52S SERIES Page 52S SERIES Page 52S SERIES Page 52S SERIES Page 52S SERIES Page 52S SERIES WIRING SCHEMATICS located next to the unit control box52S SERIES Ð CapacitorPage 52S SERIES Ð CapacitorPage By using a slinger ring to evaporate the water on MOST FREQUENT PTAC SERVICE QUESTIONSNo, only for use on remote control RC models the outdoor coil, and by using an optional acces