Service Manual
Page 1
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. - ONLY FOR AUTHORIZED SERVICE. http://biz.LGservice.com Dehumidifier SERVICE MANUAL MODELS: DH300EY5/DH305Y5/DH300MY5 LD40Y5/DH400MY5 DH404EY5/DH400EY5/LD40EY5 DH504ELY5/LD50ELY5 LD65ELY5 CAUTION -
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. - ONLY FOR AUTHORIZED SERVICE. http://biz.LGservice.com Dehumidifier SERVICE MANUAL MODELS: DH300EY5/DH305Y5/DH300MY5 LD40Y5/DH400MY5 DH404EY5/DH400EY5/LD40EY5 DH504ELY5/LD50ELY5 LD65ELY5 CAUTION -
Service Manual
Page 2
... SYSTEM 18 4. EXPLODED VIEWS ...22 6. PREFACE 1.1 SAFETY PRECAUTIONS ...3 1.2 FEATURES AND DIMENSIONS ...3 1.2.1 FEATURES...3 1.2.2 DIMENSIONS ...3 1.3 MODEL NAMES ...4 1.4 SPECIFICATIONS ...4 1.5 CONTROL TYPE ...5 1.5.1 MECHANICAL TYPE...5 1.5.2 ELECTRONIC TYPE ...5 1.6 HOW TO OPERATE DEHUMIDIFIER ...6 1.6.1 HOW DOES THE DEHUMIDIFIER WORK 6 1.6.2 LOCATION FOR THE DEHUMIDIFIER 6 1.6.3 MICRO SWITCH...6 1.6.4 AUTO DEFROST...6 1.6.5 HUMIDITY CONTROLLER...7 2. TROUBLESHOOTING GUIDE 20 5. REPLACEMENT PARTS LIST 28 -2- CIRCUIT DIAGRAM...8 3. CONTENTS 1.
... SYSTEM 18 4. EXPLODED VIEWS ...22 6. PREFACE 1.1 SAFETY PRECAUTIONS ...3 1.2 FEATURES AND DIMENSIONS ...3 1.2.1 FEATURES...3 1.2.2 DIMENSIONS ...3 1.3 MODEL NAMES ...4 1.4 SPECIFICATIONS ...4 1.5 CONTROL TYPE ...5 1.5.1 MECHANICAL TYPE...5 1.5.2 ELECTRONIC TYPE ...5 1.6 HOW TO OPERATE DEHUMIDIFIER ...6 1.6.1 HOW DOES THE DEHUMIDIFIER WORK 6 1.6.2 LOCATION FOR THE DEHUMIDIFIER 6 1.6.3 MICRO SWITCH...6 1.6.4 AUTO DEFROST...6 1.6.5 HUMIDITY CONTROLLER...7 2. TROUBLESHOOTING GUIDE 20 5. REPLACEMENT PARTS LIST 28 -2- CIRCUIT DIAGRAM...8 3. CONTENTS 1.
Service Manual
Page 3
... HUMIDITY SETTING HUMIDITY CONTROL BUCKET FULL POWER ENERGY STAR 340 (13 3/8) 540 (21 1/4) Figure 1 -3- The refrigerant is charged at the factory. 1. On/Off 2Hr. This dehumidifier was manufactured and assembled under the strict quality control procedures. PREFACE This Service Manual provides various service information, including the mechanical and electrical parts.
... HUMIDITY SETTING HUMIDITY CONTROL BUCKET FULL POWER ENERGY STAR 340 (13 3/8) 540 (21 1/4) Figure 1 -3- The refrigerant is charged at the factory. 1. On/Off 2Hr. This dehumidifier was manufactured and assembled under the strict quality control procedures. PREFACE This Service Manual provides various service information, including the mechanical and electrical parts.
Service Manual
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...change the setting. • When Timer button is pressed, the Timer indicator lights shift as excess moisture is present. If you first use the dehumidifier, turn the humidity control to a higher setting. On/Off for cycled operation: The unit will operate for 2 or 4 hours. 1.5 CONTROL ... full, or when the bucket is removed or not placed in 5% increments. • "On" setting: Dehumidifier runs continuously regardless of humidity condition. • 35% - 70% setting: Dehumidifier runs on and off according to surrounding humidity conditions. -5- Auto Restart • Once power is full and ...
...change the setting. • When Timer button is pressed, the Timer indicator lights shift as excess moisture is present. If you first use the dehumidifier, turn the humidity control to a higher setting. On/Off for cycled operation: The unit will operate for 2 or 4 hours. 1.5 CONTROL ... full, or when the bucket is removed or not placed in 5% increments. • "On" setting: Dehumidifier runs continuously regardless of humidity condition. • 35% - 70% setting: Dehumidifier runs on and off according to surrounding humidity conditions. -5- Auto Restart • Once power is full and ...
Service Manual
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...condenses on all doors, windows and other outside openings to run. NOTE: The unit will cycle ON/OFF repeatedly. 1.6 HOW TO OPERATE DEHUMIDIFIER 1.6.1 HOW DOES THE DEHUMIDIFIER WORK? Dry, clean air is below 65˚F(18˚C). s Close all sides of the unit for the surrounding air to be...drain pan of air in the evaporator coil and the unit will not operate satisfactorily if the room temperature is drawn over a cold refrigerated dehumidifying coil. NOTE: The low temperature operation feature in its place, the unit again turns itself on. 1.6.4 AUTO DEFROST When frost builds up...
...condenses on all doors, windows and other outside openings to run. NOTE: The unit will cycle ON/OFF repeatedly. 1.6 HOW TO OPERATE DEHUMIDIFIER 1.6.1 HOW DOES THE DEHUMIDIFIER WORK? Dry, clean air is below 65˚F(18˚C). s Close all sides of the unit for the surrounding air to be...drain pan of air in the evaporator coil and the unit will not operate satisfactorily if the room temperature is drawn over a cold refrigerated dehumidifying coil. NOTE: The low temperature operation feature in its place, the unit again turns itself on. 1.6.4 AUTO DEFROST When frost builds up...
Service Manual
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...the coil is full. Check Motor, repair or replace it . 4. TROUBLESHOOTING GUIDE CONDITION 1. Bucket is defrosted, the compressor automatically restarts, and dehumidifying resumes. Motor runs but compressor does not run , drawing air across the coil, and melting the frost. Voltage (115V ± 10%)...the compressor for terminal identification. If open circuit or ground. Check the compressor OLP if externally mounted. Turn dehumidifier off the compressor. Move dehumidifier to the wiring diagram, correct the connections. Clean evaporator and/or condenser assembly Clean it .
...the coil is full. Check Motor, repair or replace it . 4. TROUBLESHOOTING GUIDE CONDITION 1. Bucket is defrosted, the compressor automatically restarts, and dehumidifying resumes. Motor runs but compressor does not run , drawing air across the coil, and melting the frost. Voltage (115V ± 10%)...the compressor for terminal identification. If open circuit or ground. Check the compressor OLP if externally mounted. Turn dehumidifier off the compressor. Move dehumidifier to the wiring diagram, correct the connections. Clean evaporator and/or condenser assembly Clean it .
Service Manual
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... dirt. Check Motor Mount. If knocking sounds continue when running , determine the cause. The bucket should be between 103.5V and 126.5V volts. Move dehumidifier for a restriction. If not running or loose, replace the motor. Check the system for free and unobstructed air flow. Fan blade hits frame Internal compressor...
... dirt. Check Motor Mount. If knocking sounds continue when running , determine the cause. The bucket should be between 103.5V and 126.5V volts. Move dehumidifier for a restriction. If not running or loose, replace the motor. Check the system for free and unobstructed air flow. Fan blade hits frame Internal compressor...