Carrier 52S manual To Access OUTDOOR-AIR Section Components, To Remove the Discharge Deck

Page 8

52S

SERIES

TO REMOVE THE DISCHARGE DECK

1.Remove the 2 discharge deck screws shown in Figure 17. Also remove the screw located at the top left corner of the outdoor coil tube sheet.

2.Gently pull the left side panel out and lift the end of the discharge deck that the screws were re- moved from, up and forward, to remove.

TO ACCESS OUTDOOR-AIR SECTION COMPONENTS

TO REMOVE THE GUSSET

1.Remove the 2 screws that secure the gusset to the partition.

2.Remove the screw that secures the gusset to the plastic condenser ori®ce and remove the gusset. See Figure 18.

TO DETACH THE CONDENSER ORIFICE FROM THE CONDENSER COIL Ð Using a ¯at head screw

driver, gently pry the plastic condenser ori®ce tabs away from both condenser coil tube sheets and pull the con- denser ori®ce away as shown in Figure 19.

 

 

DISCHARGE

SCREWS

 

DECK

 

 

 

FIGURE 17 Ð DISCHARGE DECK REMOVAL

CONDENSER

ORIFICE

GUSSET

PARTITION

FIGURE 18 Ð GUSSET REMOVAL

COIL

CONDENSER

ASSEMBLY

ORIFICE

 

 

 

 

COIL

FINS

COIL

MOUNTING

SCREWS

CONDENSER BASEPAN

ORIFICE TABS

FIGURE 19 Ð REMOVING CONDENSER ORIFICE

8

Image 8
Contents Service Technician Guide ContentsIntroduction Summary of DANGERS, WARNINGS, and CautionsModel Number Nomenclature General Disassembly To Disconnect Power for CORD- Connected UnitTo Open the Control BOX To Remove the Unit from the Wall Sleeve Duct Extension Screws To Access INDOOR-AIR Section Components Removing the AIR BaffleTo Remove the AIR Discharge Grille To Remove the TOP Cover Ð Remove the screwTo Remove the Gusset To Access OUTDOOR-AIR Section ComponentsTo Remove the Discharge Deck Removing Stator General Cleaning Cleaning and SafetyComponent Cleaning Schedule Consider the following safety issues before beginningMonthly Cleaning Cleaning the Indoor AIR Filter Ð RemoveReplacing the Indoor AIR Filter Ð Access Tools NeededChassis Cleaning the Vent AIR FilterReplacing the Vent AIR Filter Disconnect ALL Power to Unit Seasonal CleaningAccessing the Indoor and Outdoor Cleaning the Indoor and Outdoor Coils Accessing the Indoor FAN and IndoorCoils section Section Components onCleaning the Heater Assembly Ð Once Cleaning the Indoor FAN and FANDisconnect ALL Power to the Unit Compressor Rotary Compressor ComponentsCompressor Troubleshooting Basic Hermetic Compressor Electrical MeasurementsBasic Compressor Troubleshooting Guide Compressor Replacement SHORTED/OPEN Windings TestDisconnect all power to unit Removing the Compressor Ð Follow the stepsInstalled Filter Drier Refrigerant Charging Ð Every mechanicalHeater Removal HeatersCommon Causes Heater Failure Removing Heater Screws Operating Controls Typical 52S Unit Operating ControlsDescription of Switch Settings NON-USER Adjustable SwitchesHigh Heat or High Cool Ð Push button Outside or Vent AIR Ð Push the FAN onlySequence of Operation HEAT/COOL Units FigureCooling only Units Figure Heat Pump Units FigureIndoor Thermostat Heat Pump Units Component Operation and TroubleshootingTools Needed Indoor Thermostat IT CONTACTS, ALL 52SQ AA and CP Models Outdoor Frost Thermostat Heat Pump UnitsLocked OUT Capacitor TestElectrical Components Removal and Replacement Outdoor Frost Thermostat ScrewsComponent Locations Open Control BOX Basic FAN Motor Electrical Tests FAN Motor TroubleshootingFAN Motor FAN Motor Troubleshooting Chart Typical 208/230 Volt Motors Typical 265 Volt MotorsFAN Motor Replacement RemovalField Temperature Charts 52S Series Page 52S Series Page 52S Series Page 52S Series Page 52S Series Page 52S Series Page 52S Series Page 52S Series Wiring Schematics Wiring Schematic 52SC Ð 208/230 V and 265 V AA and CP UnitsWiring Schematic 52SE Ð 208/230 V and 265 V AA and CP Units Wiring Schematic 52SE Ð 208/230 V and 265 V RC Units Wiring Schematic 52SQ Ð 208/230 V and 265 V AA and CP Units Wiring Schematic 52SQ Ð 208/230 V and 265 V RC Units Most Frequent Ptac Service Questions