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CLOTHES DRYER
Technical Information
• Due to possibility of personal injury or property damage, always contact an authorized
technician for servicing or repair of this unit.
• Refer to Service Manual (DV338, DV448, DV438) for detailed installation, operating,
testing, troubleshooting, and disassembly instructions.
CAUTION
All safety information must be followed as provided in Service Manual of
DV338, DV448, DV438.
WARNING
To avoid risk of electrical shock, personal injury or death; disc
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ALIGNMENT AND ADJUSTMENTS WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. ERROR ITEMS AND DIAGNOSTIC CODES An occurrence of an Error will make a sound of error melody for 5sec and con tinuously show one of the Error Displays from the following errors. Error Display Trigger Action Taken LED LCD tS Check for : The Thermistor - Clogged lint screen resistance is very low or - Restricted vent system. h
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ALIGNMENT AND ADJUSTMENTS WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. TEST MODE Continuous Run Mode Continuous Run Mode: . Press Signal + Dry Level for 3 sec during Power On State (Normal User Mode) . 2. Once in Continuous Run Mode, 7-Segment will toggle display “total cycle” and the remain- ing time. 3. The previous cycle will restart during Continuous Run Mode until continuous run mode is di
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ALIGNMENT AND ADJUSTMENTS WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. Sensor Bar Touch Data Mode Definition of Sensor Bar Touch Data Mode: - While in Power On pressing Signal and Temp Keys for 3 seconds - This action will put the dryer into sensor bar touch data mode - Dryer will display Sensor Bar data. This mode is default mode of entering service mode How to Enter: - While in Power off press
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TROUBLE SHOOTING WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. TROUBLE DIAGNOSIS - As the micom dry machine is configured of the complicate structure, there might be the service call. Below information is prepared for exact trouble diagnosis and suitable repair guide. Caution for the Repair and Replacement Please follow below instruction for the trouble diagnosis and parts replacemen
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TROUBLE SHOOTING WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. No Problem What To Do • All wires are hooked up to their corresponding terminals. • Dryer is plugged in. • Blown fuse or circuit breaker. • Door switch functional...door closed. Check for error code 3 (See Table for codedefinition). Will Not Start or Run • Start/Pause rotary selector dial functional. • Control Board operational. • Be
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TROUBLE SHOOTING WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. If the igniter does not heat up, remove power and using an ohmmeter, check the following: • Open flame sensor The igniter does not • Open igniter 8 glow • Shorted booster coil • Open wiring • Bad motor switch ( Neutral supply) • No power from control ( L supply) If the igniter heats up but the main burner flame is not ignited, remove p
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TROUBLE SHOOTING WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. COMPONENT TESTING PROCEDURES ● Belt Cut-off S/W Component Electrical Testing (with ohmmeter) ● Thermistor resistance 10K Ω @ 25°C 77°F - Lever open: Resistance value < 1Ω - Lever push: Resistance value (2P-Blue & Red wire) ● Thermostat 1 resistance < 1Ω (White & Yellow wire) ● Thermostat 3 resistance < 1Ω (Red & ● Lamp resistance 8
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TROUBLE SHOOTING WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. GAS MODEL Radiant Sensor(10RS) Gas Valve(25M01A) Valve 1-2 : Resistance value 1.2K Ω Resistance value < 1 Ω Valve 1-3 : Resistance value 0.5K Ω If resistance is infinite, replace Radiant Valve 4-5 : Resistance value 1.2K Ω sensor If resistance is infinity, replace Valve Igniter(101D) Resistance value 40~400 Ω If resistance is infinite,
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TROUBLE SHOOTING WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. CN1 RY5 RY6 . AC Power Port - Motor Relay Switch - Heater Relay Switch 2. AC Power Off Detection Sensor 3. Door Detection Sensor Sensor Bars & temperature sensor check Sensor Bars - Disconnect harness and test Pink wire Pin 4 to Orange wire Pin 5. Approx ∞ Ω without laundry Approx 190Ω ± 10% with wet clothes Cycling Thermostat - Disc
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TROUBLE SHOOTING WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. 3-WIRE SYSTEM CONNECTIONS 1. Loosen or remove center terminal block screw. 2. Connect neutral wire (white or center wire) of the power cord to the center, silver-colored terminal screw of the terminal block. Tighten screw. 3. Connect the other wires to outer terminal block screws. Tighten screws. 4. Tighten strain relief scr
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WIRING DIAGRAM WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. WIRING DIAGRAM 2 Technical_information-02365B.ind12 12 2008-06-25 ¿ÀÈÄ 5:24:31
