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Kenmore 796.88842800 Service Manual

Electric & gas dryer
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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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  Summary of Contents for Kenmore 796.88842800

  • Page 1 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...
  • Page 2 MAR. 2008 PRINTED IN KOREA P/No.:3828EL3001D...
  • Page 3: What To Do If You Smell Gas

    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.
  • Page 4: Table Of Contents

    CONTENTS 1. SPECIFICATIONS ........................4 2. FEATURES AND BENEFITS ....................5 3. INSTALLATION INSTRUCTIONS ................... 6 4. COLUMBUS DRYER CYCLE PROCESS ..................9 5. COMPONENT TESTING INFORMATION ................10 6. MOTOR DIAGRAM AND SCHEMATIC..................13 7. CONTROL LAY - OUT ......................14 8. WIRING DIAGRAM ......................15 9.
  • Page 5: Specifications

    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...
  • Page 6: Features And Benefits

    FEATURES AND BENEFITS 88842/88852/98842/98852...
  • Page 7: Installation Instructions

    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.
  • Page 8 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.
  • Page 9: Connect Gas Supply Pipe (Gas Dryer Only)

    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.
  • Page 10: Columbus Dryer Cycle Process

    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)
  • Page 11: Component Testing Information

    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 •...
  • Page 12 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...
  • Page 13 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...
  • Page 14: Motor Diagram And Schematic

    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)
  • Page 15: Control Lay - Out

    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...
  • Page 16: Wiring Diagram

    WIRING DIAGRAM ELECTRIC DRYER WIRING DIAGAM GAS DRYER WIRING DIAGAM...
  • Page 17: Diagnostic Test

    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.
  • Page 18: Test 1 120V Ac Electrical Supply

    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. •...
  • Page 19: Power Connection

    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...
  • Page 20 < 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.
  • Page 21: Test 2 Thermistor Test --- Measure With Power Off

    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.
  • Page 22: Test 3 Motor Test

    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.
  • Page 23: Test 4 Moisture Sensor

    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.
  • Page 24: Test 5 Door Switch Test

    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.
  • Page 25: Test 6 Heater Switch Test - Electric Type

    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.
  • Page 26: Test 7 Gas Valve Test - Gas Type

    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 &...
  • Page 27: Change Gas Setting (Natural Gas, Propane Gas)

    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.
  • Page 28 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...
  • Page 29: Disassembly Instructions

    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.
  • Page 30 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.
  • Page 31: Drum Assembly

    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.
  • Page 32: Dryer Exhaust Change

    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.
  • Page 33: Filter Assembly

    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.
  • Page 34: Air Duct

    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].
  • Page 35: Exploded View

    EXPLODED VIEW 12-1. Control Panel & Plate Assembly A130 A150 “The following parts are not illustrated" Description LOC NO. A120 * Owner's Manual G001 Printed materials * Sheet,Operation G003 A140 * Manual,Service G004 * Sheet,Operation G007 A110 A570 A600 A215 A210 A211...
  • Page 36: Cabinet & Door Assembly

    12-2. Cabinet & Door Assembly A700 A800 A212 A300 A330 A320 A311 A305 A500 A310 A535 A520 A510 A430 A540 A400 A410 A460 A450 A420...
  • Page 37: Drum & Motor Assembly : Gas Type

    12-3-2. Drum & Motor Assembly : Gas type F200 K400 K120 K140 K100 K130 K250 K251 K310 K330 K320 K340 K222 K620 K221 K230 K210 K250 K360 K350 K610 K550 K251 K560 K240 K530 K651 K515 K510 K520 K640 K540 M150 M240 M220...

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796.98842800796.88852800796.98852800