electric & gas dryer service manual
Contents
1. Measure the resistance of all wires Resistance should be 1 9 Check all sensor harness connectors for corrosion loose bent pins broken wires etc Check all harness wires between the main PCB and the sensor for cuts or broken wires 24 Test 5 Door switch test NOTE This test has two parts The best test of the door switch system is done in the diagnostic mode This FUNCTIONAL TEST will test the door switch wiring harness and PCB operation If the results of this test are normal the door switch system and PCB response are normal The problem is somewhere else FUNCTIONAL TEST Control 1 Enter the diagnostic mode See DIAGNOSTIC TEST MODE on page 1 2 With the door closed press the START PAUSE button once The dryer will start tumbling without heat 3 Open the door The drum will stop tumbling The dE error code should be displayed the chime should sound seven times if turned on and the drum light if equipped should come on If the dE error code is not displayed or the light does not come on proceed with the MECHANICAL TEST below If the error displays and light comes on the door switch is working properly MECHANICAL TEST Disconnect the WH1 and BL3 connector from the main PCB Measure the resistance between the NA6 6 GN pin and a chassis ground screw Is the resistance 1 Q NO Disconnect the BL2 and WH4 Replace c2. Dry Level is set by users Manual dry Temperature control is set by users Default settings can be adjusted by users Heater Temperature Control for each cycle m mm mm gt COMPONENT TESTING INFORMATION B When checking the Component be sure to turn the power off and do voltage discharge sufficiently Component Test Procedure Check result Remark 1 Thermal cut off oe Check Top Marking N130 Measure resistance of terminal to terminal D Open at 284 12 F 140 7 C 2 Auto reset 31 F 35 C Same shape as Outlet Thermostat If thermal fuse is open must be replaced Resistance value 2 Continuity 250 F J lt 10 Heater case Safety Electric type 2 Hi limit Thermostat Auto reset Measure resistance of terminal to terminal D Open at 257 9 F 125 5 C Close at 221 9 105 5 C Resistance value 2 Resistance value lt 50 Heater case Hi limit Electric type 3 Outlet Thermostat Auto reset Check Top Marking N85 Measure resistance of terminal to terminal D Open at 185 9 F 85 5 C 2 Close at 149 9 F 65 5 C Same shape as Thermal cut off Resistance value oo 2 Resistance value lt 50 Blow housing Safety Electric type 4 Lamp holder 5 Door swit
3. Website http www sears com ELECTRIC amp GAS DRYER SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES CORRECTLY BEFORE OFFERING SERVICE MODEL 796 8219 796 9219 796 8102 796 9102 OCT 2009 PRINTED IN KOREA P No MFL92119904 IMPORTANT SAFETY NOTICE The information in this service quide 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 WARNING To avoid personal injury disconnect power before servicing this product If electrical power is required for diagnosis or test purposes disconnect the power immediately after performing the necessary checks RECONNECT ALL GROUNDING DEVICES If grounding wires screws straps clips nuts or washers used to complete a path to ground are removed for service they must be returned to their original position and properly fastened WHAT TO DO IF YOU SMELL GAS Do not try to light a match or cigarette or turn on Immediately call your gas supplier from a neighbor s any gas or electrical appliance phone Follow the gas supplier s instructions Do not touch any electrical switches Do not use carefully phone in you
4. Heater Electric Models Gas Valve Gas Models Motor Heater Electric Models Gas Valve Gas Models STOP MODE B RUN MODE When Motor does not operate Motor operates Centrifugal switch Centrifugal switch Pull Drive forward 13 CONROL LAY OUT PCB ASSEMBLY DISPLAY LAY OUT E x x ee ves s Inc mo dla a s SS N 5 US NY ASSEMBLY LAY OUT EU m Pe dg om a 5 1 Lap 5 B gt Tm D uem 6 Faure um C a ME eu 3 __ C je LI oi 14 WIRING DIAGRAM CAUTION Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangrous operation Verify proper operation after servicing ELECTRIC DRYER WIRING DIAGRAM m Apply Model 796 8219 900 7096 8102 900 ELECTRONIC CONTROL POWER CORD 2 NNN OOOOK OQO DC VALVE DC VALVE2 U MOISTURE THERMISTOR FLAME SENSOR DETECTOR DOOR SWITCH AG THERMISTOR HEATER THERMOSTAT CENTRIFUGAL RED punir WHITE FUSE AG F
5. m Test 3 Motor test In diagnostic test mode press the START PAUSE button Is the voltage 120 between WH1 1 WH and BL3 1 BN YES check the resistance between BL2 1 With the connectors disconnected WH and WH4 3 BN Is the resistance 2 4 0 x Measure with the door closed NO With the connectors disconnected check the resistance between BL2 1 WH and WH4 1 YL Is the resistance 0 Q Measure with the door closed YES With the connectors disconnected check the resistance between WH4 3 BN and WH4 1 YL Is the resistance 2 4 Q x Measure with the door closed Replace main PCB e Recheck voltage main PCB and replace if no voltage Check door switch activation Check wiring harness and connections See DOOR SWITCH TEST 5 wo oo With the connectors disconnected check the resistance between the terminals of the thermal fuse on the blower housing Is the resistance 0 Q Recheck voltage at main PCB and replace if no voltage YES 5 the arm of the idler pulley contacting the outlet thermal fuse eCheck the thermistor test 3 eCheck exhaust system for restrictions t
6. 4 DRYER CYCLE PROCESS m Apply Model 796 8219 900 796 9219 900 8102 900 796 9102 900 Sensor Manual Steam Refresh Default Conditions of operation and termination Temperature Mid High Ory Level Extra dry Display Time Drying Cooling Wrinkle care Electro sensor Saturation Temp Control 64 5 Default time Temp Control Steam Sanitize Extra High Extra dry Saturation 68 5 C Heavy duty Extra High Normal Saturation 68 5 C Khaki Jeans 796 8219 900 796 9219 900 only Medium Normal Saturation 60 5 C Bulky Bedding Medium Normal Saturation 60 5 C Normal Medium Normal Saturation 60 5 C Casual LOW Normal Saturation 55 5 C Delicates LOW Normal Saturation 55 5 C Workout wear Saturation No Heater Small Load Express Dry Touch Up Extra High Extra High Mid High Normal Saturation Saturation Saturation 68 5 C 66 5 C Air Dry 796 8219 900 796 9219 900 only Rack Dry 796 8219 900 796 9219 900 only Air Dry Rack Dry 796 8102 900 796 9102 900 only Mid Low Low Mid Low Low Motor Saturation Saturation Saturation No Heater No Heater No Heater Time Off Time 6min On Time 10sec Sensor dry
7. FLAME DETECT EN Valve 2 VALVE2 _ OFF 0 ine IGNITION 29 12 DISASSEMBLY INSTRUCTION Disassemble and repair the unit only after pulling out power plug from the outlet When you disassemble the top plate be sure to take gloves and careful plate s edge Failure to do so can cause serious injury 1 Remove 1 screw on the safety guard 2 Remove 3 screws on the upper plate 3 Push the top plate backward 4 Lift the top plate 30 PANEL DRAWER ASSEMBLY l Pull out the drawer 3 Remove 2 screws on the control panel 2 Lift out the water tank 31 A WARNING CONTROL PANEL ASSEMBLY 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 1 Remove 1 screw on the control panel frame 2 Disconnect the connectors 3 Pull the control panel assembly upward and then forward PCB assembly display 5 Disassemble the control panel assembly 4 Remove 9 screws on the PWB Ce 4047577 32 C COVER CABINET 1 Disassemble the top plate 2 Disassemble the control panel assembly 3 Disassemble the door assembly 4
8. codes permit connecting cabinet ground conductor to neutral wire 1 3 wire receptacle NEMA type 10 30R 2 3 wire plug 3 Neutral prong 4 Spade terminals with up turned ends 5 3 4 in 1 9 UL approved strain relief 6 Ring terminals 7 Neutral white or center wire Loosen or remove center terminal block screw 2 Connect neutral wire white or center wire of power supply cord to the center silver colored terminal screw of the terminal block Tighten screw 1 2 Remove center terminal block screw Remove appliance ground wire green from external ground connector screw Connect appliance ground wire and the neutral wire white or center wire of power supply cord cable under center silver colored terminal block screw Tighten screw Connect the other wires to outer terminal block screws Tighten screws Tighten strain relief screws Insert tab of terminal block cover into slot of dryer rear panel Secure cover with hold down screw Connect a separate copper ground wire from the external ground connector screw to an adequate ground 1 External ground connector 2 Neutral grounding wire green 3 Center silver colored terminal block screw 4 Neutral wire white or center wire 5 3 4 in 1 9 cm UL listed strain relief Connect the other wires to outer terminal block screws Tighten screws Tighten strain relief sc
9. connector Is the resistance 18 22 Q NO Check wiring and connectors to the element See element component test YES Measure the resistance between the YL wire on the black tab relay and the BL wire on the white tab relay connectors Is the resistance 36 44 Q Check wiring and connectors to the element See element component test ES easure the resistance etween terminals 1 RD nd the heater housing Is he resistance Q NO e Replace the element JE Refer to the hi limit thermostat and thermal cut off component tests W Only for CHECK VENT model Wires eL2 Red L2D White Go to the duct YL3 in main pcb L2S White Go to the safety 26 Test 7 GAS Valve test Gas Type FUNCTIONAL VALVE SYSTEM TEST 1 Verify gas supply is turned on and gas is present at the machine 2 With the top plate removed enter the diagnostic test mode and press the START PAUSE button twice Observe the area to the right of the drum at the front The glow of the ignitor should be visible within 30 second If not proceed with the MECHANICAL TEST below 3 Observe the glow from the igniter The flame detector should sense the igniter in less than 1 minute and the igniter glow should go away If the If the gas does not ignite proceed with the MECHANICAL TEST below If the gas ignites the controls and gas supply
10. screws Pull the air duct towards the front 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 a Aa Q N Remove the roller from the Tub Drum Front and Tub Drum Rear 39 13 EXPLODED VIEW 13 1 Control Panel amp Plate Assembly 49 sembly amp Guide Assembly S 13 2 Panel Drawer A S Mrs VV m EA 13 3 2 Cabinet amp Door Assembly Gas type 52 13 4 2 Drum amp Motor Assembly Gas type M171 Propane Gas orifice M170 Natural Gas orifice
11. ANEL DRAWER ASSEMBLY amp GUIDE ASSEMBLY 41 13 3 CABINET amp DOOR ASSEMBLY iatis to ta Sprit toe tette 42 13 4 1 DRUM amp MOTOR ASSEMBLY ELECTRIC 43 13 4 1 DRUM amp MOTOR ASSEMBLY GAS eene tne ehe 44 SPECIFICATIONS 796 8219 900 796 9219 900 796 8102 900 796 9102 900 REMARK Color White Ginger Chili Pepper Spray Light Gray 120V 240V 60Hz 26A 250W 4 5A 5400W 22 5A 15W 125mA GAS VALVE 13W 110mA X 2 CONTROL TYPE Electronic Weight Ibs Net Gross 147 1505 796 8219 900 796 9219 900 796 8102 900 796 9102 900 No of Programs 8 Material amp Finish Top Plate Door Trim POWER SUPPLY MOTOR HEATER LAMP AC 120V AC 240V ELECTRIC TYPE AC 120V AC 120V GAS TYPE ELECTRICITY CONSUMPTION No of Programs No of Temperature Controls 5 No of Dry Levels 5 Loud Soft Off Equipped Audible End of Cycle Beeper Moisture Electro sensor Sensor Thermistor Temperature Equipped Adopted Drum Stainless Steel Reversible Door Dryer Rack Equipped Control Lock Equipped Interior Light Equipped Product WXHXD 27 x 2811 16 x 38 Packing WXHXD 29 1 2 x 44 x 30 3 4 2 FEATURES AND BENEFITS m App
12. OR DIAGRAM AND SCHEMATIC eren 13 7 CONIROLDAY OUP e stalin ee ee re bett let ene 14 WIRING DIAGRAM ous aet quae aoa t vanden 15 V STEAM FUNCTION Stesa nt Lect 16 PELESIEANCCYCIE QUIDE ciet site a ah Ne 16 9 2 TROUBLESHOOTING FOR STEAM DRYER acti ac dtp Gres 17 9 3 DISPLAY FAULT ERROR CODES FOR STEAM DRYER 17 DIAGNOSTIC TEST uu Eeen 18 10 1 TEST 1 120VAC ELECTRICAL SUPPLY E Y ito 19 10 2 TEST 2 THERMISTOR TEST MEASURE WITH POWER OFF 22 LOS TEST MOTOR TEST D 23 10 4 TEST 4 MOISTURE SENSOR qe catre Iu etie death toner duet ieri SU ER pa REPAIR 24 10 5 TEST 5 DOOR SWITCH TEST ersten otra iie tices ER en 25 10 6 TEST 6 HEATER SWITCH TEST ELECTRIC TYPE eti e o rre ep eeu 26 10 7 TEST 7 GAS VALVE TEST GAS TYPE ien o Sete 27 11 CHANGE GAS SETTING NATURAL GAS PROPANE GAS 28 12 DISASSEMBLY INSTRUCTIONS M dd ac ed tas 30 13 EXPEODED VIEW sess obse rep EE EE UE a S IR 40 13 1 CONTROL PANEL amp PLATE ASSEMBLY iius 40 13 2 P
13. Remove 2 screws 5 Remove 4 screws from the top of cabinet cover 6 Disconnect the harness of door switch 33 GUIDE ASM 1 Remove 2 screws on the frame body 2 Push the Guide ASM to the back side and then lift it 3 Separate hoses from the pump and generator 4 Litta pump and a generator up SEE woot 34 Remove 4 screws on the frame body and then disassemble the frame body 1 and then disassemble the panel frame 2 Remove 4 screws on the panel frame N FRAME BODY amp PANEL FRAME V 5 Z ENTIA N nep 35 TUB DRUM FRONT o L3 36 WARNING When you disassemble the lamp connector be sure to take gloves and careful cabinet edge Failure to do so can cause serious injury 1 Open the top plate 2 Remove Cover Cabinet 3 Disconnect the door lamp and electro sensor connector 4 Remove 4 screws 5 Disassemble the Tub Drum Front 1 Open the top plate 2 Remove the Cover Cabinet and Tub drum front 3 Disengage belt from motor and idler pulleys 4 Carefully remove Drum out through front of dryer 1 Open the door 2 Remove the screw holding the drum lamp shield in place 3 Slide the shield up and remove 4 Remove t
14. USE SAFETY THERMOSTAT Only for STEAM model GAS DRYER WIRING DIAGRAM m Apply Model 796 9219 900 7096 9102 900 ELECTRONIC CONTROL POWER CORD BLACK SWITCH gt BLOWER O THERMOSTAT DC VALVE DC VALVE2 MOISTURE THERMISTOR FLAME SENSOR DETECTOR AG sensor 166 Saux THERMISTOR 77 DOOR SWITCH zm CENTRIFUGAL HEATER FUSE AG FUSE Only for STEAM model 15 ee E Im ES 9 1 Steam Cycle Guide DEFAULT TEMP DRY FABRIC FABRIC MAXIMUM STEAM TIME CONTROL LEVEL STATE TYPE AMOUNT 2 Single 1 each STEAM 39 minutes Dry SANITIZE Children s clothing 3 Ibs Dry Comforter Single 1 each 20 minutes Shirts 5 each STEAM REFRESH 10 minutes NE 8 Ibs REDUCE Onlyreduce Dry 18 Items STATIC static NORMAL BULKY BEDDING Follow Follow jns HEAVY DUTY REDUCE selected Wet selected CASUAL STATIC cycle e cycle 18 Items DELICATES SMALL LOAD Follow 8 Ibs TIMED DRY REDUCE 45 minutes e Wet selected 18 Items STATIC temp IMPORTANT NOTES ABOUT STEAM CYCLES The steam feeder must be filled with water up to the MAX line Otherwise an error message will be displayed If the lint filter or exhaust duct is clogged the Steam options will not give proper results For best results load articles of similar size and fabric t
15. activating the Diagnostic Test mode CHECKING PART CAUSE REMARK Thermistor of Steam generator thermistor open or shorted tE4 error is only displayed in the test mode steam generator Replace the steam generator Steam generator temperature exceeds Check the hose and nozzle for clogging Steam generator 116 deg for more than 3 seconds CAUTION The hose and nozzle will be extremely hot Steam hose or nozzle is clogged during and immerdiately after steam operation If water the steam feeder is less than about 2 3 full Sensors do not detect that steam generator this error may be displayed Fill the feeder and restart Steam generator is within 60 seconds thie cycle Steam generator temperature does not rise 4 every 2 minutes or the temperature is less than 80 for 3 seconds after steam temperature has been reached Steam generator element is not heating and generator may need to be replaced Steam generator When the AD value of the pump less than 5 error is only displayed in the test mode Pump 10 in the test mode Replace the steam feeder pump 17 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 Do not press the door switch to
16. are normal Check for intermittent valve coil or restricted exhaust causing short cycling If the igniter glow does not go away within 1 minute replace the flame sensor MECHANICAL TEST Disconnect the BL3 Check wiring Connector from the main and connectors PCB and measure the 5221 resistance between BL3 1 component RD and BL3 2 PK Is the test resistance 1 5k 2 5k Q YES Measure the resistance Check wiring between BL3 1 RD and NO and connectors BL3 3 WH Is the eme resistance 1 5k 2 5k Q component test YES Disconnect the YL3 Check wiring connector from the main and connectors PCB Measure the to flame sensor x See flame resistance between YL3 1 sensor GY and YL3 2 BL Is the component test resistance 1 Q YES Measure the resistance Check wiring between YL3 2 BL and and connectors the blue wire on the black BS the aoe tab relay Is the resistance component test 100 800 Q for 5318EL3001 40 150 Q for MEQ61841001 YES The flame sensor is closed and the ignitor is OK Perform the functional test above Check all wiring and connectors to gas valve components Check gas supply NOTE If the gas valve is operated with the front panel removed from the dryer the Hi limit
17. asuring power be sure to wear insulated gloves to and avoid an electric shock Caution Trouble Symptom Check the Tab Relays Connection properly Measurement Condition With Dryer Power On Connector linked to Controller 1 Power Connection lt Table1 gt Connection of the Tab Relay with Heater Elec T a T a R High Mid High Medium Temperature Control below 68 4 C Turn on Heater1 and Heater2 Low Temperature Control below 52 4 C Extra Low Only Turn on Heater Bot yi Dro Ol Oar lt Table 2 gt Connection of the Tab Relay with Burner Gas T a B R High High Temperature Control below 70 4 C Medium Turn on Burner Low Temperature Control below 47 4 C PCB ASSEMBLY LAYOUT Extra Low Turn on Burner 2 Status Mode Of The Connection Table1 Connection of Tab Relay with the Tab Relay of the PCB ASSEMBLY Elec Connection Harness Remark Blue Wire Check the Matching color Between Harness wire and Tab Relay Black Housing Black Tab Relay Black Wire Connector Housing Connector Housing relay 1 Yellow Wire EM Check the Matching color Between Harness wire and Tab Relay White Housing White Tab Relay Black Wire Connector Housing Tap rela
18. ch Measure resistance of terminal to terminal Measure resistance of the following terminal 1 Door switch knob open D Terminal COM NC 1 3 Terminal NO 1 2 2 Door switch push push D Terminal COM NC 1 3 2 Terminal NO 1 2 Resistance value 800 1000 D Resistance value lt 10 2 Resistance value D Resistance value 2 Resistance value lt 10 The state that Knob is pressed is opposite to Open condition 6 Idler switch Measure resistance of the following terminal COM NC 10 1 lever open D Resistance value lt 10 2 Lever push close 2 Resistance value oo Component Test Procedure Check result Remark 7 Heater Measure resistance of the following terminal Terminal 1 COM 2 2 Terminal 1 COM 3 Terminal 2 3 Resistance value 100 2 Resistance value 100 3 Resistance value 200 Electric type Measure resistance of terminal to terminal Temperature condition 58e9F 10 40 58e F 104F 10 40 Resistance value 100 Heater case Hi limit Electric type 9 Motor See Page 13 10 Gas valve Measure resistance of the following terminal D Valve 1 terminal 2 Valve 2 terminal Resistance value
19. eptacle NEMA type 14 30R 2 4 prong plug 3 Ground prong 4 Neutral prong 5 Spade terminals with upturned ends 6 3 4 in 1 9 UL approved strain relief 7 Ring terminals 1 Remove center terminal block screw 2 Remove appliance ground wire green from external ground connector screw Fasten it under center silver colored terminal block screw 3 Connect ground wire green or bare of power supply cable to external ground conductor screw Tighten screw 4 Connect neutral wire white or center wire of power supply cord to the center silver colored terminal screw of the terminal block 1 External ground connector Dotted line shows position of NEUTRAL ground wire before being moved to center terminal block screw 2 Center silver colored terminal block screw 3 Green wire of harness 1 External ground connector 2 Green or bare copper wire of power supply cord 3 3 4 in 1 9 cm UL listed strain relief 4 Center silver colored terminal block screw 5 Neutral grounding wire green 6 Neutral wire white 5 Connect the other wires to outer terminal block screws Tighten screws 6 Tighten strain relief screws T Insert tab of terminal block cover into slot of dryer rear panel Secure cover with hold down screw 2 3 wire connection 3 Optional 3 wire connection Use where local codes permit connecting cabinet ground conductor to neutral wire Use where local
20. essed 4 times in the test mode If the AD value of the pump is higher than 10 on the display the pump is normal If it is lower than 10 E5 error will be displayed 18 Test 1 120V AC Electrical supply NOTE ue propady check power supply in case of floating neutral or Ig resistance connections a load must be applied to circuit It is important that the power button be pressed while checking the voltages as described below With the dryer plugged in press the POWER button to turn on dryer YES Check the voltage at the main PCB eReplace between BL2 1 WH and the black main PCB wire on the black tab relay Is 120 eReplace VAC present while pressing the start YES display button PCB NOTE For gas dryers skip this step eCheck With the dryer plugged in check the power cord voltage at the terminal block between the eCheck neutral WH and L1 BK terminals Is terminal the voltage 120 VAC while pressing the NO block START PAUSE button connection 5 YES With the dryer plugged in check the eCheck the voltage at the power cord plug power between the neutral and L1 and L2 supply fuse for electric dryers Is the voltage 120 or circuit VAC while pressing the NO gt breaker START PAUSE button eCheck the YES receptacle connections Replace the power cord 19 When me
21. f Disconnect the NA6 connector from the main PCB Measure the resistance Checkallwiring between the NA6 6 GN pin N eed and a chassis ground screw connections Is the resistance lt 1 Q wires and ground screws YES Take the 6 pin Connector Measure the resistance between Replace the from the Sontroller the NA6 1 RD and NA6 4 BL main PCB Does the resistance measured match the temperature of the YES thermistor in the chart Use room temperature unless the thermistor is warm from running the dryer er or Disconnect the thermistor Replace the from the harness connector thermistor and measure the resistance of the thermistor Does the resistance measured match the temperature of the thermistor in the chart Use L room temperature unless the thermistor is warm from running the dryer eMeasure resistance of all wires Resistance should be 0 Q all thermistor harness connectors for corrosion loose bent pins broken wires etc eCheck all harness wires for cuts or broken wires W Thermistor temperature resistance chart 5 Air TEMP Air TEMP Air TEMP Fer FCD Fer 509 109 90 F 32 C 4 130 F 54 C 60 F 16 C 100 F 38 C 140 F 50 1 709 121 110 43 C T 1502 66 C 807F 27 p 9 120 49 C 1609 71 22
22. gt 1 5kg 2 Resistance value gt 15 25kg Gas type 11 Igniter 5318EL3001 MEQ61841001 an Measure resistance of terminal to terminal Resistance value 100 800 Q for 5318EL3001 40 150 Q for MEQ1841001 Gas type 12 Frame Detect 1085 5 75A 120 AC 80 HZ Measure resistance of terminal to terminal Open at 370 F Maximum 2 Close at 320 11 Resistance value Resistance value 10 Gas type Component Test Procedure Check result Remark 13 Hi limit Thermostat Measure resistance of terminal Gas type Auto reset to terminal Gas funnel D Open at 203 7 F 95 5 C D Resistance value oo Hi limit Did 66 9 1 2 Close at 158 9 F 70 5 C 2 Continuity lt 10 Su Check Top Marking N95 13 Thermal Cut off Measure resistance of terminal If thermal fuse is open must Gas type Manual reset to terminal be replaced e Gas funnel um D Open at 230 12 F D Resistance value o Safety uw Ru 1 T 2 Manual reset 2 Continuity 10 Check Top Marking N110 12 6 MOTOR DIAGRAM AND SCHEMATIC NOTE When checking Component be sure fo turn Power off then do voltage discharge sufficiently Contact On Off by Centrifugal Switch Terminal No Remark Mode Resistance Motor
23. he belt switch lever operating position is NO CONTACT Check idler pulley and arm Check drum belt condition stretched broken e Check drum belt routing With the connectors disconnected check the resistance between terminals 1 and 2 N O of the belt switch on the motor mount Is the resistance 1 with no switch contact YES Tiu A Replace the belt Switch Check Motor Refer to MOTOR DIAGRAM AND SCHEMATIC Check if control connector is plugged in 23 m Test 4 Moisture sensor NOTE This test has two parts The best test of the moisture sensing system is done in the diagnostic mode This FUNCTIONAL TEST will test the sensor bars wiring harness and PCB operation If the results of this test are normal the sensor system and PCB response are normal The problem is somewhere else FUNCTIONAL TEST Control 1 Enter the diagnostic mode See DIAGNOSTIC TEST MODE on page 1 2 With the door closed press the START PAUSE button once The dryer will start tumbling without heat 3 Open the door The drum will stop tumbling and the dE error code will be displayed and the chime will sound several times if turned on 4 With one hand reach into the drum and place your fingers across the moisture sensor bars CAUTION The dryer drum will turn in this test Your hand will be close to the rotating drum vanes Keep your hand close t
24. he bulb and replace with a 15 watt 120 volt candelabra base bulb 5 Replace the lamp shield and screw C 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 1 Remove screw amp exhaust duct PORTION 2 Detach and remove the bottom left or right side knockout as desired 3 Reconnect the new duct 11 in 28cm to the 4 blower housing and attach the duct to the base 4 Pre assemble 4 elbow with 4 duct Wrap duct tape around joint 5 Insert duct assembly elbow first through the side opening and connect the elbow to the dryer internal duct 37 FILTER ASSEMBLY 1 Remove the filter 2 Remove 3 screws 3 Pull the grill 4 Disconnect electro sensor l Open the top plate 2 Remove the Cover Cabinet and Tub Drum Front 3 Remove the Drum assembly 4 Remove 2 screws and cover Air guide 5 Remove the bolt and washer 6 Pull the fan 7 Disconnect the motor clamp and motor 1 Open the top plate 2 Remove the Cover Cabinet and Tub Drum Front 3 Remove the Drum assembly 4 Remove 7 screws 5 Pull the Tub Drum Rear towards the front AIR DUCT Open the top plate Remove the Cover Cabinet Remove filter and 2
25. ly Model 796 8219 796 9219 900 Static Shield Normal Bulky Bedding Casual Heavy Duty Steam Khaki Jeans POWER Sanitize Steam Refresh Small Load Delicates Express Dry Touch Up Air Dry Rack Dry Workout Wear pues Drum Light More Time LesTime Contrai Lock Check Vent PERE d Check Filter Dry Cooling Wrinkle High Extra Dry 60 Loud 50 edium Normal 40 Soft 30 Low Damp Dry 20 Temp Dry Level Timed Dry Chime My Cycle START PAUSE m Apply Model 796 8102 796 9102 900 p Normal Bulky Bedding Casual Steam Heavy Duty POWER Sanitize Steam Refresh 2 Workout Wear Small Load Delicates Express Dry Touch Up Air Rack Dry Winkle Guard Static Shield PMP Control toc f My Cycle Check Vent Check Fier Dry Cooling Weer High Extra Dry 60 Loud E 50 i Soft ea 25 START PAUSE Low Damp Dry 20 Temp Drytevel_ rimeapry INSTALLATION INSTRUCTIONS 3 1 POWER CORD 1 4 wire connection IMPORTANT A 4 wire connection is required for mobile homes and where local codes do not permit the use of 3 wire connections 1 4 wire rec
26. o the filter housing to avoid being hit by the moving vanes Use your other hand to press the door switch The dryer drum will start rotating automatically Observe the numerical display Depending on conditions the number displayed should be between 30 and 239 The numbers should start decreasing as the control senses the moisture in your skin After you have observed the number decreasing remove your fingers from the sensor bars The numbers will continue to decrease for a few seconds minimum 30 and the begin to increase maximum 239 If this test fails proceed with the MECHANICAL TEST below MECHANICAL TEST Disconnect the NA6 e Check all connector from the main wiring PCB Measure the resistance harness between the NA6 6 GN pin connections and a chassis ground screw wires and 2 Is the Ed Take 6pin Connector from Puta jumper between NA6 ny 2 OR and NA6 4 BL to ad create a circuit connection e for the continuity test in the next step Metal or Wire YES Measure the resistance Replace the between the two moisture main PCB sensor bars on the in the lint YES filter housing inside the drum Is the resistance 1 9 NO Check all connections and wires between the 6 terminal at the main PCB and the sensor bars Check the resistance is 09 YES
27. onnector from the main the main TY Measure the resistance PCB between 2 1 WH and YES GO WH4 1 YL Is the resistance lt 1 Q with the door closed and Q with the door open NO Skip this step if the dryer does e Replace not have a drum light the light bulb Disconnect the WH4 and the e Replace black tab relay connectors from the light the main PCB Measure the NO gt socket resistance between WH4 1 YL and WH4 1 BK Is the resistance 1 Q with the door opened and o Q with the door closed YES Refer to the individual door switch and light bulb socket component tests 25 Test 6 Heater switch test Electric Type W Others Enter diagnostic mode and press the START PAUSE button twice Measure the voltage between YL3 3 WH and the YL wire on the black tab relay Is the voltage 240 VAC Check power supply ES Disconnect the YL3 black tab relay and white tab relay connectors at the main PCB Measure the resistance between YL3 3 WH and the YL wire on the black tab relay connector Is the resistance 18 22 0 Check wiring and connectors to the element See element component test Measure the resistance between YL3 3 WH and the BL wire on the white tab relay
28. operate the heater while the door is open B ACTIVATING THE DIAGNOSTIC TEST MODE 1 UNIT must be in standby unit plugged in display off 2 Press POWER while pressing MORE TIME and LESS TIME simultaneously 3 Press START PAUSE button to advance through diagnostics CHECKING ACTION Pressing the START PAUSE Once DISPLAY 8E9 Elec Type 898 Gas Type Electric control amp Temperature sensor moisture 239 High moisture Motor Controller B ELECTRIC TYPE Motor Heater1 2700W GAS TYPE Motor Gas valve Current Temp 5 70 4 times B ELECTRIC TYPE Motor Heater1 Heater2 5400W GAS TYPE Motor Gas valve Current Temp 5 70 11 lt Low pump 255 High pump Motor Pump Heater2 runs for 1sec Heater1 off Motor Pump Heater2 off CHECKPOINT Standard Thermistor open Thermistor shorted AG Thermistor open or shorted Motor runs PGM Ver 8E8 VOO8E8 Displays Moisture Sensor Operation If moisture sensor is contacted with damp cloth The display number is below 180 in normal condition B ELECTRIC TYPE Heater 1 is energized 2700 W GAS TYPE Valve runs Temperature in the drum is displayed in degrees C ELECTRIC TYPE Heater 1 and heater 2 are energized 5400 W GAS TYPE Gas valve is energized Temperature in the drum is displayed in degrees C pr eee oo Loads Controlleroft dT Poe 1 To check pump operation When pr
29. r building f you cannot reach your gas supplier call the fire Clear the room building or area of all occupants department IMPORTANT Electrostatic Discharge ESD Sensitive Electronics ESD problems are present everywhere ESD may damage or weaken the electronic control assembly The new control assembly may appear to work well after repair is finished but failure may occur at a later date due to ESD stress Use an anti static wrist strap Connect wrist strap to green ground connection point or unpainted metal in the appliance OR Touch your finger repeatedly to a green ground connection point or unpainted metal in the appliance Before removing the part from its package touch the anti static bag to a green ground connection point or unpainted metal in the appliance Avoid touching electronic parts or terminal contacts handle electronic control assembly by edges only When repackaging failed electronic control assembly in anti static bag observe above instructions SPECIFICATIONS 4 2 FEATURES AND BENEFITS tes een tube 5 3 INSTALLATION INSTRUCTIONS ete ns 6 4 COLUMBUS DRYER CYCLE PROCESS sae e p 9 5 COMPONENTE TESTING INFORMATION s atit pei th eat ente iret etes 10 6 MOT
30. rews Insert tab of terminal block cover into slot of dryer rear panel Secure cover with hold down screw External ground connector 2 Neutral grounding wire green 3 Neutral wire white or center wire 4 Grounding path determined by a qualified electrician 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 at the factory for Natural Gas with a 3 8 N P T gas Tighten all connections securely Turn on gas and connection check all pipe connections internal amp external for 2 Remove the shipping cap from the gas connection gas leaks with a non corrosive leak detection fluid at the rear of the dryer Make sure you do not 5 For L P Liquefied Petroleum gas connection refer damage the pipe thread when removing the cap to section on Gas Requirements 1 Stainless Steel Flexible Connector Use 4 Black Iron Pipe only if allowed by local codes Use Design Shorter than 20 6 1 m Use 3 8 pipe A G A Certified Connector Longer than 20 6 1 m Use 1 2 pipe 2 1 8 N P T Pipe Plug 5 3 8 N P T Gas Connection for checking inlet gas pressure 3 Equipment Shut Off Valve Installed within 6 1 8 of dryer
31. thermostat will cycle and the gas will be shut off due to the lack of airflow To maintain airflow for gas valve testing tape a piece of cardboard over the drum opening Remove this temporary cover before reassembling the dryer 27 ul CHANGE GAS SETTING NATURAL GAS PROPANE GAS 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 STEP 1 VALVE SETTING di n Full open Close Full open Change screw 9 Close Change screw M P M p Remove 2 screws 2 Disassemble the pipe assembly 3 Replace Natural Gas orifice with Propane Gas orifice x Kit contents Orifice Dia 1 471mm for Propane Gas Replace Label J Instruction sheet 28 B GAS VALVE FLOW START KEY PUSH VALVE 1 ON VALVE 2 OFF IGNITER ON IGNITER TEMPERATURE ABOUT 2499 F 1343 C NO FLAME DETECT OPEN IGNITER OFF 374 C 190 C VALVE 2 ON NO GAS IGNITION FLAME DETECT CLOSE YES DRYING VALVE 2 OFF GAS IGNITION GAS VALVE STRUCTURE START Adjustment Screw Valve 1 VALVE 1 IGNITER
32. y 2 20 Table 2 Connection of Tab Relay with PCB ASSEMBLY Gas Harness Remark PIU Check the Matching color Between 5 Harness wire and Tab Relay Connector Housing EON Black Housing Black Tab Relay Black Wire Connector Housing 1 3 Status Mode Of wrong Connection Table1 gt Wrong Connection of the Tab Relay and Connector Housing Elec Heater1 Heater2 PCB condition Items Case Operation black operation White Of operation 1 Black and White Housing Wire D 2 CROSS Off Off Power Off 2 Black Housing Wire 7 CROSS Off Off Power Off 3 White Housing Wire CROSS Normal Power On 4 Black and White Housing Housing CROSS Heater2 Heater1 Power On 5 Black and White Housing Housing and Wire 7 2 Off Off Power Off CROSS lt Table2 gt Wrong Connection of the Tab Relay and Connector Housing Gas PCB condition Operation black operation White Of operation 1 Black and White Housing Wire 7 CROSS Power Off CAUTION In case of power failure lt Table1 gt 1 2 5 lt Table2 gt 1 Please check the Connection of 2 Status Table of Connection In case of power failure Table 12 4 please check the Connection of 2 Status Table of Connection Because improper Connedion of the equipment dryer can be damaged of changing heater 21 m lest2 Thermistor Test Measure with Power Of
33. ype Do not overload Water only Do not add any additives or other materials as these will damage your dryer Before moving the dryer make sure the steam feeder is empty Best results are obtained with cotton poly blend fabrics 16 9 2 Troubleshooting for Steam Dryer PROBLEM POSSIBLE CAUSES SOLUTIONS Water drips from nozzle This is normal This is steam condensation when Steam Cycle starts The dripping water will stop after a short time The drum does turn This is normal The drum is turned off and only tumbles during Steam Cycle intermittently so that the steam vapor remains in the drum not see steam vapor This is normal Steam is released at different stages of the at the beginning of cycle for each option Steam will not normally cycle be visible although condensation may form on the inside of the door e MORE TIME Pressing the MORE TIME button adjusts the pressed load size from 1 to 5 articles or a big load indicated by E in the display Steam is not visible This is normal Steam vapor is difficult to see when the during Steam Cycle door is closed although condensation may form on the inside of the door Top plate of the dryeris This is normal Top plate gets very warm during steam very warm operation 9 3 Display Fault Error Codes for Steam Dryer The error codes below will be displayed when attempting to start a drying cycle or after
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