Heat Controller BHD-651-G, BHD-501-G, BHD-301-G Wiring Diagram, Portable Dehumidifier with R-410A

Models: BHD-301-G BHD-651-G BHD-501-G

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BHD-G Service Manual	Portable Dehumidifier with R-410A	Heat Controller, Inc.

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Contents

Portable Dehumidifer Series with R-410A BHD-301-G BHD-501-G BHD-651-GTABLE OF CONTENTS 1. PREFACE 1.1SAFETY PRECAUTIONS1.3UNIT FEATURES 1.2INSULATION RESISTANCE TEST5. TIMER 1.5 OUTSIDE DIMENSIONSTIMER Set Control Model2. Product Installation Instructions 3. Product Operation3.1 OPERATING CONDITIONS 3.2TURNING THE UNIT “ON” OR “OFF”3.5MAINTENANCE 3.5.1Precaution3.4OPERATION WITH CONTINUOUS DRAINAGE Portable Dehumidifier with R-410A4.Electronic function 4.1 POWERING ON THE UNIT4.2 SETTING THE RELATIVE HUMIDITY 4.4 POWERING OFF THE UNIT5.Basic Test Procedures 5.1 DEFECTIVE COMPRESSORFigure 1 Compressor winding test Figure 2 Typical ground testHERMETIC COMPONENT REPLACEMENT 5.2SEALED REFRIGERATION SYSTEM REPAIRSPortable Dehumidifier with R-410A TERMINAL OVERLOAD InternalROTARY COMPRESSOR TROUBLESHOOTING AND SERVICE 5.3 FAN MOTOR5.4CAPACITOR Portable Dehumidifier with R-410APortable Dehumidifier with R-410A CAPACITOR - TEST6. TROUBLESHOOTING GUIDE 6.1 TROUBLESHOOTING GUIDE6.2 IDENTIFY ALL POSSIBLE PCB FAULT CODES 6.3TROUBLE SHOOTING6.3.4 Fail to start or fail to start motor 6.3.3 Humidity sensor checkPortable Dehumidifier with R-410A 6.3.5 Abnormal noise 6.3.6 Complaint and remedyPortable Dehumidifier with R-410A ComplaintHeat Controller, Inc Portable Dehumidifier with R-410AComplaint Cause7. Wiring Diagram Portable Dehumidifier with R-410A05/2010