Heat Controller BHD-301-C, BHD-501-B, BHD-651-C service manual Contents

CONTENTS
1. PREFACE
1.1 SAFETY PRECAUTIONS	3
1.2 FEATURES AND DIMENSIONS	3
1.2.1 FEATURES	3
1.2.2 DIMENSIONS	3
1.3 SPECIFICATIONS	4
1.4 CONTROL TYPE	5
1.4.1 MECHANICAL TYPE	5
1.4.2 ELECTRONIC TYPE	5
1.5 HOW TO OPERATE DEHUMIDIFIER	6
1.5.1 HOW DOES THE DEHUMIDIFIER WORK?	6
1.5.2 LOCATION FOR THE DEHUMIDIFIER	6
1.5.3 MICRO SWITCH	6
1.5.4 AUTO DEFROST	6
1.5.5 HUMIDITY CONTROLLER	7
2. CIRCUIT DIAGRAM	8
3. DISASSEMBLY INSTRUCTIONS
3.1 MECHANICAL PARTS	10
3.1.1 BUCKET AND AIR FILTER	10
3.1.2 FRONT CASE AND TOP COVER	10
3.1.3 CABINET AND CONTROL BOX	10
3.2 CONTROL PARTS	11
3.2.1 POWER CORD ASSEMBLY	11
3.2.2 SENSOR ASSEMBLY	11
3.2.3 PWB(PCB) ASSEMBLY, MAIN	11
3.2.4 CAPACITOR	11
3.2.5 MICRO SWITCH ASSEMBLY	11
3.2.6 COIL ASSEMBLY, SOLENOID	12
3.2.7 CONTROL PANEL	12
3.2.8 FAN AND MOTOR	13
3.2.9 DRAIN PAN	13
3.3 REFRIGERATING CYCLE	14
3.3.1 CONDENSER, EVAPORATOR AND CAPILLARY TUBE	14
3.3.2 ROTARY COMPRESSOR	14
3.4 HOW TO REPLACE REFRIGERATION SYSTEM	15
4. TROUBLESHOOTING GUIDE	17
5. EXPLODED VIEWS	19
6. REPLACEMENT PARTS LIST	22

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