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ELECTRIC & GAS DRYER SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES CORRECTLY BEFORE OFFERING SERVICE. MODEL : 796.88842800 / 796.98842800 796.88852800 / 796.98852800...
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MAR. 2008 PRINTED IN KOREA P/No.:3828EL3001D...
IMPORTANT SAFETY NOTICE The information in this service guide is intended for use by individuals possessing adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major appliance may result in personal injury and property damage. The manufacturer or seller cannot be responsible for the interpretation of this information, nor can it assume any liability in connection with its use.
SPECIFICATIONS 88842 / 88852 / REMARK ITEM 98842 / 98852 Color White Material & Top Plate Spray Finish Door Trim Silver POWER SUPPLY 120V / 240V 60Hz (26A) 250W (4.5A) AC 120V MOTOR AC 240V ( ELECTRIC TYPE) 5400W (22.5A) HEATER ELECTRICITY CONSUMPTION...
INSTALLATION INSTRUCTIONS 3-1. POWER CORD 1) 4-wire connection IMPORTANT: A 4-wire connection is 3. Connect ground wire (green or bare) of power supply cable to external ground conductor screw. required for mobile Tighten screw. homes and where local 4. Connect neutral wire (white or center wire) of codes do not permit the power supply cord to the center, silver colored use of 3 wire connections.
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2) 3-wire connection 3) Optional 3-wire connection Use where local codes permit connecting Use where local codes permit connecting cabinet-ground conductor to neutral wire. cabinet-ground conductor to neutral wire. 1. Remove center terminal block screw. 2. Remove appliance ground wire (green) from external ground connector screw.
3-2. Connect Gas Supply Pipe (Gas Dryer ONLY) For further assistance, refer to section on Gas Requirements. 1. Make certain your dryer is equipped for use with the 3. Connect to gas supply pipe using a new flexible type of gas in your laundry room. Dryer is equipped stainless steel connector.
COLUMBUS DRYER CYCLE PROCESS Default Conditions of operation and termination Drying Cooling Wrinkle care Cycle Temp- Display erature Level time Electro- Temp- Default Temp- Time sensor control time Control** Sanitary High (Very) 1:10min Saturation 68 5 (5min) (47 5 Heavy Duty High (Normal) 54min Saturation 68 5 (5min)
COMPONENT TESTING INFORMATION When checking the Component, be sure to turn the power off, and do voltage discharge sufficiently. CAUTION Component Test Procedure Check result Remark 1. Thermal cut off Measure resistance of terminal If thermal fuse is open must •...
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Component Test Procedure Check result Remark 7. Heater Measure resistance of the • Electric type following terminal ① Terminal : 1 (COM) - 2 ① Resistance value : 10Ω ② Terminal : 1 (COM) - 3 ② Resistance value : 10Ω ①...
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Component Test Procedure Check result Remark 13. Hi-limit Thermostat Measure resistance of terminal • Gas type (Auto reset) to terminal • Gas funnel- ① Open at 203 ± 7°F (95 ± 5°C) ① Resistance value ≒ ∞ Hi-limit ② Continuity < 1Ω ②...
MOTOR DIAGRAM AND SCHEMATIC When checking Component, be sure to turn Power off, then do voltage discharge sufficiently. NOTE Contact On / Off by Centrifugal Switch STOP MODE RUN MODE (When Motor does not operate) (Motor operates) Centrifugal switch Centrifugal switch (Pull Drive forward)
CONTROL LAY - OUT PWB ASSEMBLY DISPLAY LAY-OUT ※ MODEL DISPLAY AS DIAGNOSTIC TEST OPTION PART MODEL P/No DISPLAY OP 1 OP 2 OP 3 OP 4 OP 5 OP 6 DLE0442W/S / DLE6942W 18:23 6871EC2123B DLE5944WM DLG0452W/S / DLG6952W 19:23 6871EC2123C DLG5955WM...
DIAGNOSTIC TEST 1. This TEST should be used for Factory test /Service test. Do not use this DIAGNOSTIC TEST other than specified. 2. Activating the Heater manually with the Door open may trip the Thermostat attached to the Heater, therefore do not activate it manually.
Test 1 120V AC Electrical supply When measuring power, be sure to wear insulated gloves, to and avoid an Caution electric shock. Trouble Symptom No power was applied to Controller. (LED,LCD Display off) Measurement Condition With Dryer Power On; Connector linked to Controller. •...
When measuring power, be sure to wear insulated gloves, to and avoid an Caution electric shock. Trouble Symptom Check the Tab Relays Connection properly. Measurement Condition With Dryer Power On; Connector linked to Controller. 1.Power Connection < Table1 > : Connection of the Tab Relay with Heater (Elec) Tab Relay 1 Tab Relay 2 High...
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< Table 2 > : Connection of Tab Relay with PCB ASSEMBLY (Gas) Remark Color Harness Blue Wire Check the Matching color Between Harness wire and Tab Relay. Black Connector Housing (Black Housing – Black Tab Relay) Black Wire Connector Housing Tap relay 1 3.
Test 2 Thermistor Test --- Measure with Power Off Before measuring resistance, be sure to turn Power off, and do voltage discharge. Caution (When discharging, contact the metal plug of Power cord with the Ground.) During Diagnostic Test, tE1 and tE2 Error occur. Trouble Symptom During operation, Heater would not turn off, or remains on.
Test 3 Motor test Before measuring resistance, be sure to turn Power off, and do voltage discharge. Caution (When discharging, contact the metal plug of Power cord with earth line.) Trouble Symptom Drum will not rotate; No fan will function; No Heater will work. Measurement Condition Turn the Dryer’s Power Off, then measure resistance.
Test 4 Moisture sensor Before measuring resistance, be sure to turn Power off, and do voltage discharge. Caution (When discharging, contact the metal plug of Power cord with earth line.) Trouble Symptom Degree of dryness does not match with Dry Level. Measurement Condition Turn the Dryer’s Power Off, then measure resistance.
Test 5 Door switch test Before measuring resistance, be sure to turn Power off, and do voltage discharge. Caution (When discharging, contact the metal plug of Power cord with earth line.) Door Opening is not sensed.(During operation, when opening Door, Drum motor and Trouble Symptom Heater run continuously) Door Close is not sensed.
Test 6 Heater switch test - Electric Type Before measuring resistance, be sure to turn Power off, and do voltage discharge. Caution (When discharging, contact the metal plug of Power cord with earth line.) While operating, Heating will not work. Trouble Symptom Drying time takes longer.
Test 7 GAS Valve test - Gas Type Caution When measuring power, be sure to wear insulated gloves, to avoid electric shock. While operating, Heating will not work. Trouble Symptom Drying time takes longer. Measurement Condition With dryer power on Power On &...
CHANGE GAS SETTING (NATURAL GAS, PROPANE GAS) Warning After Natural Gas Setting, applying Propane Gas Orifice or wrong use of Natural Gas Orifice will result in fire. Conversion must be made by a qualified technician. Initially , Natural Gas mode is set. Propane Gas Orifice is on sale as a Service Part to authorized servicers only.
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GAS VALVE FLOW START KEY PUSH VALVE 1 ON (VALVE 2 OFF) IGNITER ON IGNITER TEMPERATURE ABOUT 2499°F(1343°C) FLAME DETECT OPEN IGNITER OFF 374°C(190°C) VALVE 2 ON GAS IGNITION FLAME DETECT CLOSE VALVE 2 OFF DRYING GAS IGNITION GAS VALVE STRUCTURE START VALVE 1 IGNITER...
DISASSEMBLY INSTRUCTIONS ✽ Disassemble and repair the unit only after pulling out power plug from the outlet. CONTROL PANEL ASSEMBLY WARNING ! When you disassemble the control panel, be sure to take gloves and careful panel frame’s edge. Failure to do so can cause serious injury. Remove 3 screws on the rear Panel.
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WARNING TOP PLATE When you disassemble the top plate, be sure to take gloves and careful plate’s edge. Failure to do so can cause serious injury. Push backward using an opener and lift the top plate. WARNING COVER CABINET When you disassemble the door switch connector, be sure to take gloves and careful cabinet edge.
TUB DRUM [FRONT] WARNING ! When you disassemble the lamp connector, be sure to take gloves and careful cabinet edge. Failure to do so can cause serious injury. Open the top plate. Remove Cover Cabinet. Disconnect the door lamp and electro sensor connector.
DRYER EXHAUST CHANGE WARNING ! When you disassemble and install ventilation, be sure to take gloves and careful exhaust edge. Failure to do so can cause serious injury. Remove screw & exhaust duct. PORTION “A” Detach and remove the bottom, left or right side knockout as desired.
FILTER ASSEMBLY Remove the filter. Remove 3 screws. Pull the grill. Disconnect electro sensor. BLOWER HOUSING Open the top plate. Remove the Cover Cabinet and Tub Drum [Front]. Remove the Drum assembly. Remove 2 screws and cover(Air guide). Remove the bolt and washer. Pull the fan.
AIR DUCT Open the top plate. Remove the Cover Cabinet. Remove filter and 2 screws. Pull the air duct towards the front. ROLLERS Open the top plate. Remove the Cover Cabinet and Tub Drum [Front]. Remove the Drum assembly and Tub Drum [Rear]. Disconnect Air duct from the Tub Drum [Front].