Heat Controller BG-123A service manual Heat Controller, Inc, Through-The-Wall Air Conditioner

Models: BG-101A BG-123A BG-81A

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Air Conditioner

BG-101A

BG-123A

CAUTION

-Before servicing the unit, read the "safety precautions" in this manual. -Only for authorized service personnel.

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Contents

Through-The-Wall Air Conditioner HEAT CONTROLLER, INCMODELS BG-81A BG-101A BG-123A 2. DISASSEMBLY INSTRUCTIONS CONTENTS3. INSTALLATION 4. TROUBLESHOOTING GUIDEITEMS MODELSBG-101A REMARK1.5 CONTROL LOCATIONS 1.4 FEATURES1.5.1COOLING ONLY MODEL OPERATION VENTILATION2.1 MECHANICAL PARTS 2.DISASSEMBLY INSTRUCTIONS2.1.1 FRONT GRILLE 2.1.2 CABINET2.2.1 ORIFICE, AND TURBO FAN 2.2 AIR HANDLING PARTS2.2.2 FAN 2.2.3 SHROUD 2.3 ELECTRICAL PARTS2.3.1 MOTOR 2.3.2 COMPRESSOR2.3.5 THERMISTOR 2.3.4 POWER CORD2.4.1 CONDENSER 2.4 REFRIGERATION CYCLE2.4.2 EVAPORATOR 2.4.3 CAPILLARY TUBEPage Figure 17B-Charging Figure 17A-PullingVacuum3.1 INSTALLATION REQUIREMENTS 3. INSTALLATIONINSTALLATION HARDWARE ELECTRICAL SERVICEHOW TO INSTALL 3.2INSTALLATIONITEMS IN INSTALLATION HARDWARE ProcedureWall PROCEDURE AAFIG PROCEDURE BTop View wall sleeve inchesPROCEDURE B CONTINUED AFIG 3.5 PROCEDURE CLength A wall sleeve inchesPROCEDURE C CONTINUED 4.1 OUTSIDE DIMENSIONS 4. TROUBLESHOOTING GUIDE4.2 PIPING SYSTEM Unit is running but cooling is ineffective 4.3 TROUBLESHOOTING GUIDEIneffective Cooling Fails to Start CAUSE COMPLAINTREMEDY NAME PLATE RATING ROOM AIR CONDITIONER VOLTAGE LIMITSMINIMUM MAXIMUMCAUSE COMPLAINTREMEDY Compressor cycles5.1 CIRCUIT DIAGRAM 5. SCHEMATIC DIAGRAMMODEL BG-81A/BG-101A/BG-123A HEAT CONTROLLER, INC P/No. 3828A20294V04/18/07 THE QUALITY LEADER IN CONDITIONING AIR