Heat Controller BHD-651-C - Manual

Page 2 - CONTENTS

—2— 1. PREFACE 1.1 SAFETY PRECAUTIONS ...........................................................................................................................31.2 FEATURES AND DIMENSIONS .................................................................................................................

Page 3 - Figure 1

—3— 1. PREFACE This Service Manual provides various service information, including the mechanical and electrical parts.This dehumidifier was manufactured and assembled under the strict quality control procedures.The refrigerant is charged at the factory. Be sure to read the safety precaution prior t...

Page 4 - QA064CBA; MODELS

—4— 1.3 SPECIFICATIONS *NOTE: Specifications are subject to minor change without notice for further improvement. CAPACITY(Pints/24hrs) 30 50 65 POWER SUPPLY(Phase,V,Hz) 1Ø, 115V,60Hz INPUT(W) 560 560 800 RUNNING CURRENT(A) 5.1 5.4 7.6 ENERGY FACTOR(L/kw.h) 1.05 1.75 1.60 REFRIGERANT R22 REFRIGERANT ...

Page 5 - Figure 2

—5— 1 2 3 4 5 6 7 8 9 Off Max High Low Fan Speed Humidity Control Auto Shut-Off Humidity Control• When you first use the dehumidifier, turn the humidity control to 5 or 6. If you still have moisture, turn the humidity control to a higher setting. MAX is the highest setting. • When excess moisture an...

Page 6 - HOW TO OPERATE DEHUMIDIFIER; NOTE: The low temperature operation feature in the BHD-501; Figure 4

—6— 1.5.1 HOW DOES THE DEHUMIDIFIER WORK? Moist, humid air is drawn over a cold refrigerateddehumidifying coil. Moisture in the air condenses on thiscoil and drains into a bucket (or through the bucket into ahose and drain).Dry, clean air is drawn over the condenser where it isactually heated severa...

Page 7 - Figure 6

—7— 1.5.5 HUMIDITY CONTROLLER 1.5.5.1 Mechanical Type The humidity control can be set anywhere between Off and Max for normal operation.If you need more dehumidification, turn the Humidity Control toward Max. If you need less dehumidification, turn the Humidity Control toward Off.The relative humidi...

Page 8 - S: SERVICE PARTS A: ALTERNATE PARTS N: NOT SERVICE PARTS

—8— 2. CIRCUIT DIAGRAM • MODEL : BHD-301- C Q'TY PER SET 11111111111 RE- MARKS SSSSSSSSSSS 123456789 1011 DESCRIPTION POWER CORD ASSEMBLYSWITCH, ROCKERMOTOR ASSEMBLYCAPACITORCOMPRESSOR, SETOLPPWB(PCB) ASSEMBLY, DISPLAYSENSOR ASSEMBLYSWITCH ASSEMBLY, ROTARYSWITCH ASSEMBLY, MICROPWB(PCB) ASSEMBLY, MAI...

Page 9 - PER SET

—9— WIRING WIRING DIA GRAM DIA GRAM MAIN PCB MAIN PCB CN-S/VALVE CN-S/VALVE CN-FAN CN-FAN REVERSING REVERSING COIL COIL BK(HI) BK(HI) YL (COM) OR(COM) RD(LOW) RD(LOW) MOTOR MOTOR GN/YL GN/YL WH(BL)(N) WH(BL)(N) GN/YL GN/YL RY -L ORY -L O RY -H I RY -H I RY -S V/A LE RY -S V/A LE CN -D SI P CN -D SI ...

Page 10 - DISASSEMBLY INSTRUCTIONS; Figure 9

3.1 MECHANICAL PARTS 3.1.1 BUCKET AND AIR FILTER 1. Turn the Humidity Control off(Mechanical type) or press the power button off. (Electronic type) 2. Disconnect the power supply. 3. Remove the bucket. (See Figure 9) 4. Pull out the air filter. (See Figure 10) 3.1.2 FRONT CASE AND REAR GRILLE 1. Rem...

Page 14 - REFRIGERATING CYCLE; CAPILLARY TUBE; Figure

—14— 3.3 REFRIGERATING CYCLE 3.3.1 CONDENSER, EVAPORATOR AND CAPILLARY TUBE 1. Remove the insulation on the Heater/Evaporator (H/E) assembly 2. Pierce the pinch-off tube to discharge the refrigerant, using a refrigerant recovery system. 3. After discharging the refrigerant completely, remove 2 screw...

Page 15 - CAUTION; HOW TO REPLACE THE REFRIGERATION SYSTEM

—15— 1. When replacing a refrigeration component, be sure to discharge the refrigerant system by using a refrigerant recovery system. 2. After discharging the unit completely, remove the desired component, and unbraze the pinch-off tubes. 3. Solder service valves into the pinch-off tube ports, leavi...

Page 16 - Figure 31A-Pulling Vacuum

—16— Equipment needed: Vacuum pump, charging cylinder, manifold gauge, brazing equipment. pinch-off tool capableof making a vapor-proof seal, leak detector, tubing cutter, hand tools to remove components, service valve. B A COMPRESSOR COMPOUND GAUGE MANIFOLDGAUGE SEE INSETS BELOW EXTERNALVACUUM PUMP...

Page 17 - TROUBLESHOOTING GUIDE

CONDITION 1. Dehumidifier does not start. (Both compressor and fan motor do notoperate.) 2. Motor runs but compressor does not run. 3. Does not defrost control. 4. Insufficient dehumidification CAUSE No power Poor plug contact at outlet. Bucket is full. Humidity control is at Off position Wire disco...

Page 22 - REPLACEMENT PARTS LIST; LOCATION

—22— 6. REPLACEMENT PARTS LIST • MODEL: BHD-301-C 130410 BASE ASSEMBLY 3041A10042A 131400 CABINET 3090A10042A 135312 FRONT GRILLE,ASSEMBLY 3531A10285D 330870 DRAIN PAN ASSEMBLY 3087A10019C 148391 TANK ASSEMBLY,BUCKET 4839A10002A 149410 KNOB ASSEMBLY 4941A30019B 152302 FILTER(MECH),AIR 5230A20040A 16...

Page 25 - MEMO

Page 27 - THE QUALITY LEADER IN CONDITIONING AIR

Specifications and performance data subject to change without notice. HEAT CONTROLLER, INC. 1900 WELLWORTH AVENUE • JACKSON, MICHIGAN 49203 THE QUALITY LEADER IN CONDITIONING AIR P/No.: MFL38891301

Heat Controller BHD-651-C - Manual

Table of Contents:

Summary

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