KitchenAid KHEV01RSS - Pro Line Plus Electric Dryer Technical Education Download

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6-5

Electrical Shock Hazard

Disconnect power before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or electrical shock.

WARNING

TROUBLESHOOTING GUIDE

PROBLEM

POSSIBLE CAUSE / TEST

NOTE: Possible Cause/Tests MUST be performed in the sequence shown for each

problem.

WON’T POWER UP.
(No response when

Control On button is

pressed.)

1. Supply connections. See TEST #1.
2. Check harness connections.
3. User interface assembly. See TEST #5.

WON’T START CYCLE

WHEN START BUTTON

IS PRESSED.

1. If number display flashes, check to be sure the

door is completely shut, and press and hold down

Start for about 1 second.

2. See TEST #2.
3. See TEST #6.

WON’T SHUT OFF

WHEN EXPECTED.

1. Check Pause/Cancel button. See TEST #5.
2. User interface assembly. See TEST #5.
3. Moisture Sensor. See TEST #4.

CONTROL WON’T

ACCEPT SELECTIONS. User interface assembly. See TEST #5.

WON’T HEAT.

1. Heater. See TEST #3.
2. Check harness connections.
3. Check installation.

HEATS IN AIR CYCLE.

Temperature sensor. See TEST #3a.

SHUTS OFF BEFORE

CLOTHES ARE DRY.

Moisture sensor. See TEST #4.

Machine Control Electronics

User Interface Assembly

Door Switch Cable

Moisture Sensor

See Removing the

Toe Panel to access:

Heater Assembly
Drive Motor

See Accessing & Removing

to access:

the Blower Assembly

Temperature Sensor

Exhaust High Limit

Lint Drawer Switch

Blower Motor

See Accessing & Removing

the Electronic Assemblies to access:

White Motor

Connector

Lint Drawer

Switch

Door Switch

Figure 2. Component locations

Summary of Contents for KHEV01RSS - Pro Line Plus Electric Dryer

Page 1: ...TECHNICAL EDUCATION JOB AID 4317376 KAL 7 Pro Line FRONT LOADING GAS AND ELECTRIC DRYERS MODELS KHEV01RSS KHGV01RSS ...

Page 2: ...he dryer The Wiring Diagrams used in this Job Aid are typical and should be used for training purposes only Always use the Wiring Diagram supplied with the product when servicing the unit GOALS AND OBJECTIVES The goal of this Job Aid is to provide information that will enable the In Home Service Profes sional to properly diagnose malfunctions and repair the KitchenAid Pro Line Front Loading Gas an...

Page 3: ... Removing The Drum Rotation Sensor 4 5 Removing The Exhaust High Limit Thermostat The Temperature Sensor 4 6 Removing The High Limit Thermostat Thermal Cutoff TCO And Heater Elements Electric Dryers Only 4 8 Removing The Burner Assembly Flame Sensor Thermal Cutoff TCO And High Limit Thermostat Gas Dryers Only 4 10 Removing The Drive Motor Motor Capacitor 4 12 Removing The Blower Capacitor And The ...

Page 4: ...lay Fault Error Codes 6 1 Diagnostic Guide 6 2 Diagnostic Tests 6 3 Programming The Controls 6 4 Troubleshooting Guide 6 5 Troubleshooting Tests 6 6 Accessing Removing The Electronic Assemblies 6 12 Removing The Toe Panel 6 14 Removing The Back Panel 6 14 Accessing Removing The Blower Assembly 6 14 Gas Dryers 6 16 Display Fault Error Codes 6 16 Diagnostic Guide 6 17 Diagnostic Tests 6 18 Programmi...

Page 5: ... can kill or hurt you and others All safety messages will follow the safety alert symbol and either the word DANGER or WARNING These words mean All safety messages will tell you what the potential hazard is tell you how to reduce the chance of injury and tell you what can happen if the instructions are not followed You can be killed or seriously injured if you don t immediately follow instructions...

Page 6: ...G CHANGE NUMERIC MODEL SERIAL NUMBER DESIGNATIONS MODEL NUMBER DRYER MODEL NUMBER PEDESTAL SERIAL NUMBER DRYER MODEL NUMBER L A V 27 01 R PRODUCT GROUP L Laundry PRODUCT IDENTIFICATION A Accessory FEATURE CODE V ProLine PRODUCT WIDTH 27 SERIES YEAR OF INTRODUCTION R 2005 SERIAL NUMBER MC T 26 01005 DIVISION RESPONSIBILITY MC American Dryer Corp YEAR OF PRODUCTION T 2006 WEEK OF PRODUCTION 26 26TH ...

Page 7: ...3 MODEL SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS The Model Serial Number label and Tech Sheet locations are shown below Model Serial Number Label Location Tech Sheet Location Located behind toe panel ...

Page 8: ...TTON Yes 160 F MEDIUM F NORMAL CASUAL Default Cycle Yes 150 F LOW F DELICATE Yes 135 F EXTRA LOW F SUPER DELICATE Yes 120 F AIR DRY Yes UTILITIES BELT 6 Groove poly V FREQUENCY 60 Hz MOTOR RATING DRUM 1 4hp 115 240 volt MOTOR RATING Blower Fan 1 8hp 115 240 volt HEATER ELEMENT Single 5 4kw GAS BTU 20 000 BTU DIMENSIONS UNCRATED HEIGHT w legs full up 41 5 HEIGHT w feet extended 1 42 5 WIDTH 27 DEPT...

Page 9: ...river 9 16 14 mm open end wrench for adjusting dryer feet 1 4 nut driver or socket wrench recommended Level Vent clamps Caulking gun and compound for installing new exhaust vent Tin snips new vent installations Pipe joint compound resistant to LP gas Pliers Tape measure Attach Door Handle 1 Insert the 2 screws through the holes in the door 2 Place the plastic washers onto the screws 3 Attach the h...

Page 10: ...o the Assistance or Service section of the Use Care Guide Mobile Home Installation Kit Ask for Part Number 346764 Metal exhaust system hardware Optional pedestal Parts needed Check local codes and with gas supplier Check existing gas supply electrical supply and venting Read Electrical Requirements pages 2 5 2 13 Gas Supply Require ments page 2 13 and Venting Require ments page 2 15 before purchas...

Page 11: ...l 7 17 8 cm LOCATION REQUIREMENTS Do not operate your dryer at temperatures below 45 F 7 C At lower temperatures the dryer might not shut off at the end of an auto matic cycle Drying times can be extended The dryer must not be installed or stored in an area where it will be exposed to water and or weather Check code requirements Some codes limit or do not permit installation of the dryer in garage...

Page 12: ...n with or wihout a pedestal For closet installation with a door mini mum ventilation openings in the top and bottom of the door are required Louvered doors with equivalent ventilation openings are acceptable A Front view B Side view closet or confined area C Closet door with vents A B 1 2 5 cm 1 2 5 cm 27 68 6 cm 5 12 7 cm 1 2 5 cm 33 83 8 cm 3 7 6 cm 3 7 6 cm 48 in 2 310 cm2 24 in 2 155 cm2 C Req...

Page 13: ...e 30 amp circuit fused on both sides of the line A time de lay fuse or circuit breaker is recommended Connect to an individual branch circuit Do not have a fuse in the neutral or grounding circuit Do not use an extension cord If codes permit and a separate ground wire is used it is recommended that a qualified electrician determine that the ground path is adequate Electrical Connection To properly...

Page 14: ... must be grounded In the event of malfunction or breakdown grounding will reduce the risk of electric shock by providing a path of least resistance for electric current This dryer uses a cord having an equipment grounding conduc tor and a grounding plug The plug must be plugged into an appropriate outlet that is properly installed and grounded in ac cordance with all local codes and ordi nances Fo...

Page 15: ... listed strain relief Disconnect power before making electrical connections Connect neutral wire white or center wire to center terminal silver Ground wire green or bare wire must be connected to green ground connector Connect remaining 2 supply wires to remaining 2 terminals gold Securely tighten all electrical connections Failure to do so can result in death fire or electrical shock 2 Position t...

Page 16: ...ning C Strain relief threads A B C 4 Install strain relief Style 1 Power supply cord strain relief Remove the screws from a 3 4 1 9 cm UL listed strain relief UL marking on strain relief Put the tabs of the two clamp sec tions into the hole below the terminal block opening so that one tab is pointing toward you and the other is pointing away from you and hold in place Tighten strain relief screws ...

Page 17: ...le NEMA type 14 30R B 4 prong plug C Ground prong D Neutral prong E Spade terminals with upturned ends F 1 9 cm UL listed strain relief G Ring terminals A B F E G D C 1 Remove center silver colored terminal block screw 2 Remove neutral ground wire from external ground conductor screw Connect neutral ground wire and the neutral wire white or center wire of power supply cord under center silver colo...

Page 18: ...ock hook facing right squeeze hooked end together and tighten screw as shown 1 Remove center silver colored terminal block screw 2 Remove neutral ground wire from exter nal ground conductor screw Connect neutral ground wire and place the hooked end hook facing right of the neutral wire white or center wire of direct wire cable under the center screw of the terminal block Squeeze hooked ends togeth...

Page 19: ... up turned ends E 4 1 9 cm UL listed strain relief F Ring terminals G Neutral white or center wire A B D C E F G 1 Loosen or remove center silver colored 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 3 Connect the other wires to outer terminal block screws Tighten screws 4 Tighte...

Page 20: ...Secure cover with hold down screw 6 You have completed your electrical connec tion Now go to Venting Requirements page 2 15 Optional 3 wire connection Use for direct wire or power supply cord where local codes do not permit connect ing cabinet ground conductor to neutral wire 1 Remove center silver colored terminal block screw 2 Remove neutral ground wire from external ground conductor screw Conne...

Page 21: ...h a qualified electrician or service representa tive or personnel if you are in doubt as to whether the dryer is properly grounded Do not modify the plug provided with the dryer if it will not fit the outlet have a proper outlet installed by a qualified electrician Electrical Shock Hazard Plug into a grounded 3 prong outlet Do not remove ground prong Do not use an adapter Do not use an extension c...

Page 22: ... size adapter fitting If your dryer has been converted to use LP gas 3 8 LP compatible copper tubing can be used If the total length of the supply line is more than 20 ft 6 1 m use larger pipe NOTE Pipe joint compounds that resist the action of LP gas must be used Do not use TEFLON tape A 8 8 1 8 flexible gas connector B pipe to flare adapter fitting C NPT minimum plugged tapping D NPT gas supply ...

Page 23: ... or fire WARNING To reduce the risk of fire this dry er must be exhausted outdoors IMPORTANT Observe all governing codes and ordinances The dryer exhaust must not be connected into any gas vent chimney wall ceiling or a con cealed space of a building If using an existing vent system Clean lint from the entire length of the sys tem and make sure exhaust hood is not plugged with lint Replace any pla...

Page 24: ...lexible metal vent in enclosed walls ceilings or floors Elbows 45 elbows provide better airflow than 90 el bows 4 10 2 cm heavy metal exhaust vent 4 10 2 cm Good Better Clamps Use clamps to seal all joints Exhaust vent must not be connected or se cured with screws or other fastening devic es that extend into the interior of the duct Do not use duct tape Clamp Exhaust Recommended hood styles are sh...

Page 25: ... will provide the straightest and most direct path outdoors Plan the installation to use the fewest num ber of elbows and turns When using elbows or making turns allow as much room as possible Bend vent gradually to avoid kinking Use the fewest 90 turns possible Determine vent length and elbows needed for best drying performance Use one of the following Vent system charts to determine type of vent...

Page 26: ...e action of LP gas Do not use TEFLON tape TEFLON is a registered trademark of E I Du Pont De Nemours and Company A combination of pipe fittings must be used to connect the dryer to the existing gas line Shown is a recommended connection Your connection may be different according to the supply line type size and location A Closed valve B Open valve A B 3 Open the shutoff valve in the supply line Th...

Page 27: ...to the dryer using a Phillips screwdriver 3 Check that the top of the dryer and the bottom of the mat are clean 4 Set the mat in place on top of the dryer Hook the back edge of the decorative mat over the mounting screws 4 If the dryer is not level move the dryer slightly away from the wall and first prop the front with a wood block and adjust the feet as necessary then prop the back and adjust fe...

Page 28: ...line shutoff valve is closed open it then repeat the 5 minute test as outlined above If the gas supply line shutoff valve is open contact a qualified technician 10 Set the dryer on a full heat cycle not an air cycle for 20 minutes and start the dryer If the dryer will not start check the fol lowing Electric Models Only Controls are set in a running or On po sition Start button has been pushed firm...

Page 29: ...e laundry into dryer and shut door 3 Select either an Automatic or Manual cycle by pressing the desired cycle button The preset settings and drying time for the chosen cycle will be displayed Fire Hazard No washer can completely remove oil Do not dry anything that has ever had any type of oil on it including cooking oils Items containing foam rubber or plastic must be dried on a clothesline or by ...

Page 30: ...e PAUSING OR RESTARTING To pause the dryer at any time Open the door or press PAUSE CANCEL once To restart the dryer Close the door Press and hold START until dryer starts NOTE Drying will continue from where the cycle was interrupted if you close the door and press Start within 5 minutes If the cycle is interrupted for more than 5 minutes the dryer will shut off Select new cycle settings before r...

Page 31: ... pressing the DRYNESS LEVEL button to select MORE or LESS If you wish to adjust the cycle length of a Manual Cycle you must press plus or minus buttons Adjust the temperature of a Manual Cycle by pressing TEMP until the desired temperature is selected NOTE You cannot choose a Dryness Level with Manual Cycles STATUS DISPLAY Messages on the status display help you to follow the progress of the dryer...

Page 32: ...cycle if no dry ing rack is in the dryer the machine will beep three times and INSERT DRY RACK will be displayed CYCLES Select the drying cycle that matches the type of load you are drying See Automatic or Manual Preset Cycle Settings charts page 3 5 AUTOMATIC CYCLES Automatic Cycles allow you to match the cycle to the load you are drying See the following Automatic Preset Cycle Settings chart pag...

Page 33: ...rie blouses Low 32 EXTRA DELICATE Exercise wear sheer curtains lace Extra Low 22 Estimated Time with Automatic Level Normal setting Use Air Only for items that require drying without heat such as rubber plastic and heat sensitive fabrics Manual Preset Cycle Settings Manual Cycles Load Type Temp Default Time Minutes TIMED DRY Heavyweight bulky items bedspreads work clothes High 40 TOUCH UP Remove w...

Page 34: ...one option is selected a signal will sound when a cycle is complete If the Extra Care feature is selected the signal sounds every few minutes The signal stops when you open the door Press the CYCLE END TONE key to select a Soft or Loud signal or to turn the signal off Sound System TheWHISPERQUIET soundinsulationsystem helps to maintain a quiet home environment during dryer operation NOTE If you do...

Page 35: ...lect a time by pressing the MANUALDRYTIME or buttons Reset time as needed to complete drying Refer to the following table 7 Press and hold START button about 3 sec onds NOTE You must remove rack for normal tum bling This chart shows examples of items that can be rack dried and the suggested temperature setting and drying time Actual drying time will depend on the amount of moisture items hold Minu...

Page 36: ...T Donotrunthedryerwiththelintscreenloose damaged blocked or missing Doing so can cause overheating and damage to both the dryer and fabrics If lint falls off the screen into the dryer dur ing removal check the exhaust hood and removethelint See VentingRequirements page 2 15 As needed cleaning Laundry detergent and fabric softener residue can build up on the lint screen This buildup can cause longe...

Page 37: ...an all purpose cleaner Rinse with wateranddrywithasoft lint freecloth Place it back on the top of the dryer REMOVING ACCUMULATED LINT From Inside the Dryer Cabinet Lint should be removed every 2 years or more often depending on dryer usage Cleaning should be done by a qualiﬁed person From the Exhaust Vent Lint should be removed every 2 years or more often depending on dryer usage VACATION AND MOVI...

Page 38: ...nterrupted by a power failure Press and hold START to restart the dryer E Variable E1 E2 E3 service codes Call for service Dryer will not run Has a household fuse blown or has a circuit breaker tripped There may be 2 fuses or circuit breakers for the dryer Check that both fuses are intact and tight or that both circuit breakers have not tripped Replace the fuse or reset the circuit breaker If the ...

Page 39: ...re Is the exhaust vent or outside exhaust hood clogged with lint restricting air movement Run the dryer for 5 10 minutes Hold your hand under the outside exhaust hood to check air movement If you do not feel air movement clean exhaust system of lint or replace exhaust vent with heavy metal or ﬂexible metal vent See Installation Instruc tions Are fabric softener sheets blocking the grille Use only ...

Page 40: ...d of the cycle Was the dryer overloaded Dry smaller loads that can tumble freely Odors Have you recently been painting stain ing or varnishing in the area where your dryer is located If so ventilate the area When the odors or fumes are gone from the area rewash and dry the clothing Is the dryer being used for the ﬁrst time The new electric heating element may have an odor The odor will be gone aft...

Page 41: ...ensor User Interface Door Sensor Drum Rotation Sensor Front Drum Rollers Gas Burner Assembly Blower Motor Blower Capacitor Exhaust High Limit Thermostat Drive Motor Motor Capacitor Moisture Sensor Lint Filter Switch Drum Rear Support Panel Viewed From the Rear Of The Dryer Temperature Sensor Control Board Drum Light High Limit Thermostat Rear Drum Rollers Thermal Cutoff TCO High Limit Thermostat T...

Page 42: ...our T 20 screws from the rear of the dryer top cover Do not remove the two Phillips screws and spacers 4 Top Cover Screws 2 Phillips Screws Do Not Remove 6 To remove the top cover pull the cover back align the pins with the keyhole slots in the side panels and lift the cover off the dryer Lift Pull Remove Pins From Keyhole Slots Top Cover 7 Remove the two Phillips screws from the rearofthecontrolp...

Page 43: ...nterface board assembly from the panel User Interface Connector Locking Arm Hold Down Screws 10 To remove the control board a Loosen do not remove the four T 20 screws from the control board cover slide the cover to the right and re move it from the dryer 4 Control Board Cover Screws b Remove the three Phillips screws from the control board unsnap the board from the mounting posts and remove it c ...

Page 44: ...ing bracket and remove the bracket and sensor c Remove the front nut from the door sensor and remove the sensor from the bracket NOTE When installing the sensor keeptheendapproximately1 4 from the front nut so the tip is ﬂush with the front panel when it is installed see above Door Sensor Bracket Bracket Screws 1 of 3 Sensor End Flush 1 4 Front Nut ...

Page 45: ...r see page 4 2 for the procedure 4 Unlatch and disconnect the drum rotation sensor connector from the harness con nector see the top right photo 5 Unlock the tabs from the wire standoff and pull the standoff out of the bracket 6 Remove the lower nut from the drum rota tion sensor and remove the sensor from the bracket Connector Wire Standoff REASSEMBLY NOTE When you reinstall the drum rotation sen...

Page 46: ... can result in death or electrical shock Release Lever Lint Filter Toe Panel 4 Screws 7 Remove the three T 20 screws from the AC terminal wiring cover electric models only and remove the cover 8 Remove the ten T 20 screws from the rear panel and remove the panel from the dryer AC Terminal Wiring Cover 10 Rear Panel Screws Screws Rear Panel 1 Unplug dryer or disconnect power 2 Turn off gas supply t...

Page 47: ...haust high limit thermostat and temperature sensor 13 To remove the exhaust high limit ther mostat a Disconnect the two connectors with the red silver wires from the terminals b Remove the two nuts from the exhaust high limit thermostat and remove the thermostat Blower Down Forward Red Silver Wires 2 Mounting Nuts Exhaust High Limit Thermostat 14 To remove the temperature sensor a Unlatch and disc...

Page 48: ... can result in death or electrical shock Heater Assembly Hex Nuts 8 Remove the two 11 32 nuts from the rear of the heater housing Screws Bracket Rear Nuts 4 IMPORTANT Discharge the blower ca pacitor by touching a 20 000 Ω resistor to the terminals and chassis ground see page 4 14 Heater Assembly 5 Remove the two T 20 screws from the heater bracket 6 Remove the two 7 16 hex nuts from the heater bra...

Page 49: ...res from the ter minals b Remove the two mounting screws 10 To remove the thermal cutoff TCO a Disconnect the red wires from the ter minals b Remove the mounting screw Screw 1 of 2 High Limit Thermostat Screw Blk Red High Limit Thermostat TCO b Disconnecttheblackandredwiresfrom the heater element terminals c Remove the 7 top and bottom cover mounting screws 3 Top Cover Screws Top Heater Screw d Re...

Page 50: ...HERMOSTAT GAS DRYERS ONLY WARNING Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock d To remove the ignitor from the burner assembly loosen the 5 16 hex head screw and remove the ignitor from the mounting bracket Ignitor Screw Bracket c Disconnect the following wires from the burner assem...

Page 51: ... screw from the ﬂame sensor and remove the sensor from the burner funnel 7 To remove the thermal cutoff TCO a Disconnect the two connectors with the black wires from the TCO terminals b Remove the hex head screw from the TCO bracket and remove the cutoff 8 To remove the high limit thermostat a Disconnect the two connectors with the white wires from the high limit thermo stat b Remove the two hex h...

Page 52: ...acket Pulley Rear Mounting Bracket Nuts Belt c Remove the toe panel from the front of the dryer see page 4 6 for the proce dure d Squeeze the locking tabs on the motor connector and remove the connector from the wiring harness e Remove the two 7 16 hex nuts from the front of the drive motor mounting bracket and remove the drive motor assembly from the dryer Motor Connector Front Mounting Bracket N...

Page 53: ...ge is 5 8 from the motor case and tighten the Allen screw on the ﬂat of the shaft Allen Screw Belt Pulley 5 8 Flat Capacitor Wires Clamp Screw Motor Capacitor 7 To remove the motor capacitor NOTE The motor capacitor can be re placed without removing the drive motor from the unit a IMPORTANT Discharge the capacitor by touching a 20 000 Ω resistor to the terminals and the chassis b Disconnectthereda...

Page 54: ...the black insula tor and the brown wire to the terminal with the white insulator d Loosen the 5 16 mounting screw from the capacitor bracket and re move the capacitor from the bracket WARNING Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock Loosen Screw Brn Wire Blower Capacitor Blower C...

Page 55: ...ng tab away from the lint filter switch e Press the locking tab to release the lint filter switch from the bracket and push the switch out of the bracket Locking Tab Lint Filter Switch Bracket Retaining Tab Lint Filter Switch ...

Page 56: ... or electrical shock Release Lever Lint Filter Toe Panel 4 Screws 7 Remove the three T 20 screws from the AC terminal wiring cover electric models only and remove the cover 8 Remove the ten T 20 screws from the rear panel and remove the panel from the dryer AC Terminal Wiring Cover Screws Rear Panel 1 Unplug dryer or disconnect power 2 Turn off gas supply to dryer 3 Remove the top cover from the d...

Page 57: ...s Blower Blower Bracket Nuts 12 Disconnect the two red silver wires from the high limit thermostat terminals 13 Unlatch and disconnect the temperature sensor connectors from the mounting bracket Temperature Sensor Connectors High Limit Thermostat Red Silver Wires 14 Unlatch and disconnect the blower motor and capacitor connectors and the wiring harness connectors from the mounting bracket 15 Unhoo...

Page 58: ... the cover Blower Cover Screw 1 of 9 18 Remove the four locknuts and washers from the blower motor and remove the motor from the housing Blower Motor Nuts Washers 19 Remove the four locknuts and washers from the blower motor bracket 20 Remove the five blower motor screws and washers from the bracket and remove the bracket and motor from the housing Bracket Nuts Washers 5 Blower Motor Screws Washer...

Page 59: ...ilter Toe Panel 4 Screws AC Terminal Wiring Cover Screws Rear Panel 1 Unplug dryer or disconnect power 2 Turn off gas supply to dryer 3 Remove the top cover from the dryer see page 4 2 for the procedure 4 Pull the lint ﬁlter out of the toe panel as far as it will go press down on the release lever and remove the ﬁlter 10 Rear Panel Screws 7 Remove the heater assembly from the front of the dryer se...

Page 60: ... Screws 15 Remove the six T 20 screws from the rear support panel see the top right photo 16 Removetheleftscrewandloosenthe right screw on the upper cover plate then rotate the plate so you can access the screws that are under it Tighten the cover screw to hold it in place 17 Removethetwo3 16 Allentrunnionscrews from the rear of the drum and remove the metal washer and nylon spacer Cover Plate Scr...

Page 61: ...um 4 Close the cover plate and secure it with its mounting screws 5 Pull either side of the rear support panel up so that the top cabinet side panel tab ﬁts into the slot of the support panel as shown below Press the side panel against the support panel to hold it in place and install a T 20 screw at that mounting hole location 6 Pull the other side of the rear support panel up so that the top cab...

Page 62: ... sensor terminals NOTE The connectors and holes are a snug ﬁt so be careful when you remove the connectors that they do not pull off their terminals behind the access holes The connectors can be difﬁcult to retrieve if this happens Viewed From Rear Of Unit With Drum Removed Moisture Sensor WARNING Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operati...

Page 63: ...ke surethatyouorientthethreepowercord leads correctly when you reconnect them to the terminal block screws as shown in the photo The marked lead connects to the black wire terminal WARNING Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock Blk Wht Red 5 Loosen the three 7 16 bolts and wash...

Page 64: ... Place the rear of the drum onto the rear panel so that it is over the round ﬂange d Rotate the roller bracket so that the roller makes ﬁrm contact with the rim of the drum NOTE Make sure that the roller stays in place once you position it If it moves tighten the bolts as necessary e Without moving the roller bracket care fully reach under the end of the rear panel and tighten two of the three bol...

Page 65: ...tsandwashers and remove the bracket and roller see the top right photo NOTE To remove the left roller facing the rear of the support panel you will have to remove the air duct to ac cess two of the bolts WARNING Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock Air Duct Left Right Roller ...

Page 66: ...screws and capture nuts Front Panel Screw Capture Nut 5 Openthethreewireretainers seethephoto to the left and remove the AC wiring 6 Disconnectthedrivemotorconnectorfrom the main harness plug 7 Removetheblowermotorassemblyfromthe dryer see page 4 16 for the procedure 3 Wire Retainers AC Wiring 8 ElectricModels Disconnectthefollowing connectors from the heater assembly a Terminal Block RD BK wires ...

Page 67: ...r 11 Open the dryer door and remove the six screws from the two door hinges 3 each 12 Remove the six T 20 screws from the front panel 4 on top 2 at the bottom Top Front Panel Screws Bottom Left Panel Screw Front Panel 13 Lift the front panel straight up so the round pins are out of their keyhole slots in the chassis pullthepanelforward andremove it from the dryer 14 Remove the three T 20 screws fr...

Page 68: ... 15 Movethesidepanelforwardsothatthetab is in the slotted part of the chassis then pull the tab out of the slot and remove the panel from the dryer Chassis Slotted Area Side Panel Tab Side Panel Slide Panel ...

Page 69: ...harness or connectors disconnected Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock DOOR SENSOR Refer to page 4 2 for the procedure for access ing the door sensor The door sensor is a normally open reed switch that is activated closed by a magnetic ﬁeld To test the switch 1 Unplug dryer ...

Page 70: ...Tip 7 Rotate the drum and move the magnet under the tip of the sensor 8 Touch the ohmmeter test leads to the drum rotation sensor plug pins The meter should indicate continuity 0 Ω Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock WARNING Drum Magnet Magnet Below Sensor Tip 1 4 5 Rotate t...

Page 71: ...RMOSTAT THERMAL CUTOFF TCO ELECTRIC DRYERS ONLY Refer to page 4 8 for the procedure for access ing the thermal cutoff TCO The TCO is a non resettable device The cutoff temperature is 178 C 352 F If the dryer does not heat and the proper voltage is supplied to the dryer perform the following test 1 Unplug dryer or disconnect power 2 Disconnect the wires from the TCO 3 Set the ohmmeter to the R X 1 ...

Page 72: ...te a low resistance and then gradually increase towards inﬁnity ELECTRIC HEATER ELEMENT Refer to page 4 8 for the procedure for access ing the heater 1 Unplug dryer or disconnect power 2 Disconnect one of the wire connectors from the heater terminal block 3 Set the ohmmeter to the R X 1 scale 4 Touch the ohmmeter test leads to the termi nals on the heater terminal block The meter should indicate b...

Page 73: ...apacitor a Set the ohmmeter to the R X 10K scale b Touchtheohmmetertestleadstothetwo capacitor terminals The meter should indicatealowresistance andthengradu ally increase towards inﬁnity 5 To test the drive motor a Set the ohmmeter to the R X 1 scale b Touch the ohmmeter test leads to mo tor plug pins 6 white and 7 blue The meter should read approximately 4 Ω Electrical Shock Hazard Disconnect po...

Page 74: ... Disconnect the wires from the temperature sensor 4 Set the ohmmeter to the diode test setting continuity test 5 Touch the black ohmmeter test lead to the sensor plug pin with the white wire and the red test lead to the pin with the black wire 6 The meter should indicate an open circuit inﬁnite 7 Reverse the test leads on the plug pins and the meter should read approximately 1 8 Ω 8 Keep the ohmme...

Page 75: ...p connector The meter should indicate between 45 and 57 Ω Refer to page 4 22 for the procedure for ac cessing the moisture sensor 1 Unplug dryer or disconnect power 2 Turn off gas supply to dryer 3 Disconnect the wires from the moisture sensor 4 Set the ohmmeter to the R X 1 scale 5 Touch the ohmmeter test leads to the sensor connector pins The meter should indicate an open circuit inﬁnite 6 Bridg...

Page 76: ...te as follows Pins 1 2 1300 to 1400 Ω Pins 1 3 500 to 600 Ω 1 2 3 1 2 BURNER IGNITOR Refer to page 4 10 for the procedure for ac cessing the gas burner assembly 1 Unplug dryer or disconnect power 2 Turn off gas supply to dryer 3 Disconnect the ignitor wire connector from the main harness connector 4 Set the ohmmeter to the R X 1 scale 5 Touch the ohmmeter test leads to the 2 wire connector pins Th...

Page 77: ...ages 4 8 or 4 10 for the procedure for accessing the high limit thermostat 1 Unplug dryer or disconnect power 2 Turn off gas supply to dryer 3 Disconnect the wire connectors from the high limit thermostat terminals 4 Set the ohmmeter to the R X 1 scale 5 Touch the ohmmeter test leads to the high limit thermostat terminals The meter should indicate a closed circuit 0 Ω Flame Sensor High Limit Therm...

Page 78: ...sconnect the wire connectors from the TCO terminals 4 Set the ohmmeter to the R X 1 scale 5 Touch the ohmmeter test leads to the TCO terminals The meter should indicate a closed circuit 0 Ω Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock WARNING Terminals Thermal Cutoff TCO ...

Page 79: ...ric display when the temperature sensing circuit is open Refer to TEST 3a E2 TEMPERATURE SENSOR SHORTED E2 flashes in the numeric display when the temperature sensing circuit is shorted Refer to TEST 3a E3 BLOWER ROTATION FAILURE If during a cycle the blower rotational speed drops below 500 rpms all outputs will be turned off and error code E3 will be displayed Refer to Diagnostics Tests Diag Test...

Page 80: ...iled electronic con trol assembly in anti static bag observe above instructions DIAGNOSTIC GUIDE Before servicing check the following Make sure there is power at the wall out let Has a household fuse blown or circuit breaker tripped Time delay fuse Is dryer vent properly installed and clear of lint or obstructions All tests checks should be made with a VOM volt ohm milliammeter or DVM digital volt...

Page 81: ...controls all indicators above button Figure 1 Console Diagnostics Manual Dry Time Manual Dry Time Manual Dry Time Manual Dry Time g g g 3 After a 2 second pause all indicators on the console are illuminated with the soft ware revision showing in the Estimated Time Remaining display if this test mode has been entered successfully If unsuccessful entry into diagnostic mode ac tions can be taken for ...

Page 82: ...rmation that can be obtained while the dryer is operating and by pressing and holding the buttons shown in the next column Press button Results shown in Estimated Time Remaining display Extra Delicate Exhaust temperature Casual Tumbler rotation speed Delicate Blower rotation speed Heavy Duty Number of wet hits Timed Dry Number of running hours Rapid Dry Software revision g g g g g g Deactivating T...

Page 83: ...d 2 See TEST 2 3 See TEST 6 WON T SHUT OFF WHEN EXPECTED 1 Check Pause Cancel button See TEST 5 2 User interface assembly See TEST 5 3 Moisture Sensor See TEST 4 CONTROL WON T ACCEPT SELECTIONS User interface assembly See TEST 5 WON T HEAT 1 Heater See TEST 3 2 Check harness connections 3 Check installation HEATS IN AIR CYCLE Temperature sensor See TEST 3a SHUTS OFF BEFORE CLOTHES ARE DRY Moisture...

Page 84: ...ing the Electronic Assemblies page 6 12 6 With an ohmmeter check for continu ity between the L1 terminal of the plug found in step 4 and P2 3 black wire on the machine control board If there is continuity go to step 7 If there is no continuity check that wires to the terminal block are mechanically secure If so replace the main wire har ness and test the dryer 7 Check for continuity between the ne...

Page 85: ... of the white motor connector as shown in Figure 4 If the resistance at the drive motor is in the range of 2 4 3 6 ohms there is an open circuit between the motor and the machine control electronics Replace the main wiring harness If the resistance at the drive motor is much greater than 4 ohms replace the drive motor 8 Door Switch problems can be uncovered in the Diagnostic Tests on pages 6 3 6 4...

Page 86: ...at will not shut off 1 Unplug dryer or disconnect power 2 Access the machine control electronics See Accessing Removing the Electron ic Assemblies page 6 12 Measure the resistance between P3 15 red wire and P3 16 black wire 3 Set the multi meter to the diode check setting 4 Touch the red lead of the meter to the black wire of the temperature sensor and the black lead of the meter to the white wire...

Page 87: ...d remove the two wires from the temperature sensor and replace the temperature sensor See Figure 12 Plug in dryer or reconnect power 4 If E1 or E2 does not flash in the display the connections to the temperature sen sor are good Therefore check the tem perature sensor s resistance value at any or all of the temperature levels in ques tion using the Timed Dry cycle and the following process Hold a ...

Page 88: ...f ter 2 1 2 hours The following items are part of this system Metal sensor strips Machine control electronics 1 Enter the Diagnostic Test 1 mode See procedure on page 6 3 2 If a continual beep tone is heard as soon as the diagnostic mode is started a short circuit exists in the moisture sensor sys tem If this doesn t happen go to step 3 Otherwise go to step 4 NOTE Over drying may be caused by a sh...

Page 89: ... Replace the user interface assem bly A single LED does not light up Press the button associated with the LED several times If the LED does not light up the LED has failed Replace the user inter face assembly No beep sound is heard If the associated LEDs do light up it is possi ble that the beeper circuit has failed Replace the user interface assembly No dryer function is activated when a par ticu...

Page 90: ...re properly connected If the connections are OK replace the lint drawer switch and retest If wires and lint drawer switch assem bly have been replaced and dryer still does not start then replace the ma chine control electronics TEST 8 Dry Rack Sensor This test will check the wiring to the dry rack sensor and the dry rack sensor itself 1 Unplug dryer or disconnect power 2 Access the machine control...

Page 91: ...d Down T abs Figure 8 Disconnect cables to remove user interface assembly from console Removing the User Interface Assembly 5 Remove the hold down tabs See Figure 8 6 Remove the user interface assembly Removing the Machine Control Electronics Assembly 5 Referring to Figure 9 loosen the 4 screws for cover then slide cover to the right and out from the machine control board 6 Remove all the wire con...

Page 92: ...d the duct support bracket from the dryer 3 Remove the toe panel from the dryer front 4 Remove the 2 blower motor housing screws from the dryer front 5 To remove the temperature sensor a Pull the blower motor housing assem bly far enough forward so you can ac cess the temperature sensor b Disconnect the two red silver wires from the exhaust high limit manual re set terminals See Figure 12 c Unlatc...

Page 93: ...locking tabs on the switch and push it out of its housing cutout 7 To remove the blower motor a Remove the blower motor housing as sembly and the top housing cover by following steps 6a through 6e b Remove the four 3 8 7mm nuts split washers and flat washers from the top blower motor housing Lift the top housing off the motor and position it to the left side c Release and disconnect the following ...

Page 94: ... the temperature sensing circuit is open Refer to TEST 3a E2 TEMPERATURE SENSOR SHORTED E2 flashes in the numeric display when the temperature sensing circuit is shorted Refer to TEST 3a E3 BLOWER ROTATION FAILURE If during a cycle the blower rotational speed drops below 500 rpms all outputs will be turned off and error code E3 will be displayed Refer to Diagnostics Tests Diag Test 2 E4 TUMBLER RO...

Page 95: ...d into connector far enough to engage metal barbs Resistance checks must be made with dry er unplugged or power disconnected IMPORTANT Electrostatic Discharge ESD Sensitive Electronics ESD problems are present everywhere ESD may damage or weaken the machine control electronics The new control assem bly may appear to work well after repair is finished but failure may occur at a later date due to ES...

Page 96: ...aken for specific indications Indication 1 None of the indicators or display turns on Action Select any Manual Cycle If indicators come on then try to change the dryer time by pressing the Manual Dry Time and buttons If either button fails to change the time something is faulty with one of those buttons and it is not possible to enter the diagnostic mode Remove the user interface assembly See Acce...

Page 97: ...rmation that can be obtained while the dryer is operating and by pressing and holding the buttons shown in the next column Press button Results shown in Estimated Time Remaining display Extra Delicate Exhaust temperature Casual Tumbler rotation speed Delicate Blower rotation speed Heavy Duty Number of wet hits Timed Dry Number of running hours Rapid Dry Software revision g g g g g g Deactivating T...

Page 98: ...ace assembly See TEST 5 WON T START CYCLE WHEN START BUTTON IS PRESSED 1 If number display flashes check to be sure the door is completely shut and press and hold down Start for about 1 second 2 See TEST 2 3 See TEST 6 WON T SHUT OFF WHEN EXPECTED 1 Check Pause Cancel button See TEST 5 2 User interface assembly See TEST 5 3 Moisture Sensor See TEST 4 CONTROL WON T ACCEPT SELECTIONS User interface ...

Page 99: ...he power cord Otherwise go to step 6 6 In a similar way check the continuity be tween the L1 terminal of the plug and P2 3 black wire on the control board If there is continuity replace the control board If there is no continuity check the con tinuity of the power cord in a similar way to that illustrated in Figure 4 but for power cord L1 wire If an open circuit is found replace the power cord Oth...

Page 100: ... an ohmmeter across P6 2 black wire and P6 1 black wire With the door properly closed the ohmmeter should indicate a closed cir cuit 0 2 ohms If not replace the door switch assembly TEST 3 Heating Circuit This test is performed when either of the fol lowing situations occur Dryer doesn t heat Heat won t shut off This test checks the components making up the heating circuit The following items are ...

Page 101: ... not shut off 1 Unplug dryer or disconnect power 2 Access the machine control electronics See Accessing Removing the Electron ic Assemblies page 6 28 Measure the resistance between P3 15 red wire and P3 16 black wire 3 Set the multi meter to the diode check setting 4 Touch the red lead of the meter to the black wire of the temperature sensor and the black lead of the meter to the white wire of the...

Page 102: ...erefore check the tem perature sensor s resistance value at any or all of the temperature levels in ques tion using the Timed Dry cycle and the following process Hold a glass bulb thermometer capable of reading from 32 to 82 C 90 to 180 F in the center of the exhaust outlet The correct exhaust temperatures are as fol lows EXHAUST TEMPERATURES TEMP SETTING HEAT TURNS OFF C F HEAT TURNS ON C F Extra...

Page 103: ...Test 1 mode See procedure on page 6 18 2 If a continual beep tone is heard as soon as the diagnostic mode is started a short circuit exists in the moisture sensor sys tem If this doesn t happen go to step 3 Otherwise go to step 4 NOTE Over drying may be caused by a short circuit in the sensor system 3 Locate the two metal sensor strips on the inside right wall of the door well Bridge these strips ...

Page 104: ...nection If this connection is open all of the LEDs in the group will be dis abled Replace the user interface assembly A single LED does not light up Press the button associated with the LED several times If the LED does not light up the LED has failed Replace the user inter face assembly No beep sound is heard If the associated LEDs do light up it is possi ble that the beeper circuit has failed Re...

Page 105: ...4 Now open the lint drawer and measure the resistance It should indicate an open circuit If any of the conditions are not met check that the wires between the lint drawer switch and machine control electronics are properly connected If the connections are OK replace the lint drawer switch and retest If wires and lint drawer switch assem bly have been replaced and dryer still does not start then re...

Page 106: ...bly Removing the User Interface Assembly 5 Remove the hold down tabs See Figure 9 6 Remove the user interface assembly Removing the Machine Control Electronics Assembly 5 Referring to Figure 10 loosen the 4 screws for cover then slide cover to the right and out from the machine control board Figure 8 Slide console pins up and out of slots 4 Disconnect the door switch cable from the control board a...

Page 107: ...tor components ACCESSING THE BLOWER ASSEMBLY COMPONENTS 1 Unplug dryer or disconnect power 2 Turn off gas supply to dryer 3 Remove the back panel and the duct support bracket from the dryer 4 Remove the toe panel from the dryer front 5 Remove the 2 blower motor housing screws from the dryer front 6 To remove the temperature sensor a Pull the blower motor housing assem bly far enough forward so you...

Page 108: ...ing plate nuts and the five mo tor mounting screws from the blower motor assembly f Remove the mounting plate and pull the motor wiring through the opening g Lift the motor and fan from the housing REMOVING THE TOE PANEL 1 Remove four screws from the top of the toe panel 2 Slide the toe panel down then pull it out from the bottom REMOVING THE BACK PANEL 1 Unplug dryer or disconnect power 2 Remove ...

Page 109: ...H G I H T S U A H X E E T O N A H S R O T O M L A M R E H T L A N R E T N I E V R E W O L B R O T O M E V I R D R O T O M F R E T N I R E S U E C A C I T E N G A M R O O D H C T I W S L A N O I T A T O R R O S N E S H C T I W S K C A R Y R D H C T I W S P M E T T S U A H X E G N I T A L U G E R R O S N E S T I M I L H G I H T S U A H X E T E S E R L A U N A M C 8 8 F 0 9 1 T N I L R E W A R D H C ...

Page 110: ...L U G E R R O S N E S T I M I L H G I H T S U A H X E T E S E R L A U N A M F 0 9 1 C 8 8 R E W A R D T N I L H C T I W S T H G I L M U R D R T H G I L M U R D N T R H C T I W S R E W A R D T N I L N T R O S N E S N O I T A T O R L P P U S R O S N E S M P R Y E R U T S I O M R O T O M R E W O L B R O S N E S W K B R R E W O L B 4 2 P M O C K B 6 2 P K B K B K B K B K B K B V L S R K B W K B R 1 L ...

Page 111: ...E PROFESSIONAL FOR LITERATURE ORDERS PHONE 1 800 851 4605 FOR TECHNICAL INFORMATION AND SERVICE POINTERS www servicematters com IN CANADA FOR PRODUCT SPECIFICATIONS AND WARRANTY INFORMATION CALL 1 800 461 5681 FOR TECHNICAL ASSISTANCE WHILE AT THE CUSTOMER S HOME CALL THE TECHNICAL ASSISTANCE LINE 1 800 488 4791 HAVE YOUR STORE NUMBER READY TO IDENTIFY YOU AS AN AUTHORIZED IN HOME SERVICE PROFESSI...

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