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Maytag MAV6300 Washer/Dryer User Manual

1. No Timing for the coin slide Is a d5 or d13 is esin slide cation mode will cause coin Response ch Is display blank No displayed in No gt ee Yes drop coins to not be To Coin 1 operator mode i recognized Deselect the Or Coin 2 coin slide mode Yes Yes No v Yy v Dis ae GE in See diagnostic Check the coin oe pay troubleshooting mechanism for kb troubleshooting Vide ETC between coin drop guide 9 prop i and control board i Yes Check lighting Too Unplug dryer disconnect much ambient light in coin sensor and check Reconnect the coin drop will cause No resistance between red and Yes gt connector and coins to not be white wire Is resistance plug in dryer recognize greater than 10K ohms If problem persists Wait 20 seconds If replace coin problem persists sensor replace control board Will Not Keep Time Does greater than Of Day 3 4VDC appear Durin ai Ge E Yes between the red No Replace Battery uring battery installed Power and black wires of the battery Interruption S No Yes v v A battery must be installed in order Check ree If oe S m to keep time of connector an persists replace termination control board day during power interruptions ayar Check
2. Displ Mako Sure that the Check for the proper isplay vault box is in all the termination between Flashes In way If it is out the SE vault vault switch and User Mode display will flash control board Unplug dryer Disconnect lower connector from control board Does vault switch check for continuity between bk open and close No terminals 7 and 8 of connector properly while cycling vault switch Yes y Replace vault Reconnect AA1 If switch problem persists replace control board Display shows Add Normal operation Price if price s bbression Or Available Is price suppression suppression is typically used when V not GE When Not In A Weg Seitert eg eeleren Deselect it in service f its own display is responsible for mode Cycle And No starting the machine l Coins Have Been Added No Go to the section Abnormal Display Or Function Coins Dropped Into Normal operation Money in escrow If clear escrow mode Machine And Is the clear escrow is cleared out after 30 minutes is not desired Credited Are E mode selected Ve pass with no cycle in process or deselect it in service Eventually coin related activity mode Lost No gt Go to the section Abnormal Display Or Function 16022904 Rev 0 2004 Maytag Appliances Company 20 Troubleshooting Procedures AA WARNING To avoid risk of
3. To enter If any segments of display are not flashing Replace the control board gt Dryers should be near room temperature plugged in and doors closed To initiates a service cycle push the permanent press keypad for the dryer s to be started upper or lower y Is dryer drum Is heater on Allow Yes ample time for gas Les Dryer check ok turning SEN flames to ignite No No y Refer to dryer drum will not turn section 34 Refer to no heat section 16022904 Rev 0 2004 Maytag Appliances Company If desired push the respective delicates keypad to cancel the service cycle Exit operator mode by locking the service door Troubleshootinc Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Stack Dryer Diagnostic Code di or d17 d1 indicates the upper dryer door d17 indicates the Try to Clear the diagnostic code by pressing the diagnostic code False indication Yes Control board bi lower dryer door Delicates keypad Do
4. Front Shroud Assembly 1 Disconnect power supply to unit 2 Remove Front Panel 3 Swing Front Panel out and away from dryer Note Observe the wire placement connected to components attached to the Front Panel Microprocessor 1 Disconnect power supply to unit 2 Remove four security screws securing facia 4 Remove four outer screws 3 Remove three screws securing the microprocessor to the Front Panel Remove screws T25 H securing Front Panel Disconnect wiring connections Remove Microprocessor Board and bracket OO On E 2004 Maytag Appliances Company 16022904 Rev 0 55 Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Motor amp Heater Relays 1 Disconnect power supply to unit 2 Remove Cabinet Brace how Heater Relay Motor Relay i Note Heater Relays are used ONLY on MDE model dryers Electric Models 3 Remove screws securing relay bracket 4 Disconnect wires to relays 56 16022904 Rev 0 2004 Maytag Appliances Company Appendix A 2004 Maytag Appliances Company 16022904 Rev 0 57 PROGRAMMING PROCEDURES How to Use the Keypads to Program the Controls 1 The Whites amp Colors keypad is used to change information in the programming codes permitting adjustment Pressing the keypad will change the characters by one 1 Rapid adjusting is possible b
5. Front Panel 3 Remove the two lower screws T 25H Torx securing 1 Disconnect power supply to unit the front panel to the lower side flanges of the cabinet 2 Open the door and remove the four screws along the assembly If present inside lip of the door opening Note Two are located vertically on either side of the door opening These screws secure the front panel to the front shroud assembly Remove we Two Screws HM 2 e 2004 Maytag Appliances Company 16022904 Rev 0 39 Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing 4 Grasp the verticle sides of the front panel 3 4 of the way down and pull front panel away from the dryer Note The front panel is held to the cabinet by means of clips secured to the front shroud Small slots in the front panel engage the clips and hold the front panel in place eg Slot Retaining Clip 5 Tilt the top of the front panel away from the machine and lift the panel off two clips retaining the front panel to the base frame 6 Disconnect wires to Door Switch Top Cover 1 Disconnect power supply to unit 2 Remove the front panel Hold Down Bracket Shroud 40 16022904 Rev 0 3 Locate and remove two 5 16 hex head screws securing the two hold down brackets for the top cover 4 To remove the hold down bracket
6. MDE dryers Electric Dryer Models also have a Thermal Fuse mounted on the Heater Enclosure 2004 Maytag Appliances Company Hi Limit Thermostat 1 Disconnect power supply to unit 2 Remove Front Panel Note Hi Limit Thermostat is located on the right hand side of the Heating Cone for Gas Models and on the left hand side for Electric Models 3 Disconnect wires to Hi Limit Thermostat 4 Loosen the rear mounting screw and remove the front screw Note The mounting tabs of the thermostat are open slotted Blower Assembly 1 Disconnect power supply to unit 2 Remove Front Panel 3 Remove Front Shroud Assembly Blower Seal 1 Disconnect power supply to unit 2 Remove Front Shroud Assembly Note The rubber seal is secured to the outlet duct opening The seal is fitted around the outer circumference lip of the outlet duct with the flange of the seal facing the blower cover Air Outlet Seal x Air Outlet Duct Blower Cover 1 Disconnect power supply to unit 2 Remove Front Shroud Assembly 3 Remove screws holding cover to blower housing Note One screw secures blower Cover to base frame 16022904 Rev 0 45 Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Note It is not necessary to remove wires from themostats to gain access to blower wheel Lay the blower cover aside S SS Install
7. the side opposite the idler arm 5 Remove the bracket and lift coils off Note When repositioning the coils onto the valve align the coil positioning tabs and matching holes in the Gas Valve Assembly coil holding bracket for each coil Hi limit i Thermostat Igniter e 1 Disconnect power supply to unit Holding amp 2 Remove Front Panel Booster Coil 3 Unplug igniter from Gas Valve 4 Remove screw holding Igniter to Burner Secondary Coil Coils 1 Disconnect power supply to unit 2 Remove Front Panel 3 Unplug wires harness from the Gas Valve Coils 48 16022904 Rev 0 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Gas Valve 1 2 3 Om P Disconnect power supply to unit Remove Front Panel Shut off gas supply and disconnect supply line to valve Disconnect wire harness at valve coils Disconnect wires from radiant sensor Loosen brass nut attaching angle connector to gas valve Remove two screws holding valve and burner assembly to base Slide valve bracket out of slot in base and remove valve and burner assembly Remove two screws holding gas valve to bracket on underside Combustion Cone oahwn 7 Disconnect power supply to unit Remove Front Panel Remove burner and igniter Be careful igniter is fragile Remove wires from hi limit thermostat R
8. When reinstalling the seal will be mounted to the tumbler front in a counterclockwise rotation Start at the 3 00 position and place under the locking tabs The seal will overlap 1 1 4 The coated side which is the lighter of the two colors goes against the tumbler The felt seal is then looped in a U shape so that the lighter colored side is against the tumbler front as it is slid in place under the tabs Bend tabs back over the felt seal with a flat blade screwdriver 1 Disconnect power supply to unit 2 Remove Shroud Assembly 3 Insert left hand along side of tumbler at the 8 o clock position Insert right arm under tumbler as close to blower as possible View From the Back of the Dryer Idler Pulley 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing 4 Grasp the idler pulley in left hand pull idler upward and to the left Note There is a built in stop to prevent overstressing of the idler arm spring Slip belt off the motor pulley 5 Slip the belt off the back of the tumbler Work the Belt Off of the Pulley 6 While lifting top cover pull tumbler out of cabinet Installing Drive Belt 1 Disconnect power supply to unit 2 Place belt onto the outside of the tumbler and position the belt 1 1 2 in front of rear baffle mounting screws with ribbed side against tumbler
9. 50 Stack Dryer Diagnostic Program 34 M CrOprOCeSSOTr eeeeceeeeeeeeeeeeeeeeeeeeneeeeeenaeeeeeeaas 51 Stack Dryer Diagnostic Code eeeeeeeereeeee 35 GOUT DIOD SN 51 Disassembly Procedures Front Panel EE 52 Control Panel serrara n T R A 37 Stack Dryer Sloped Front PR Model ee 53 Microprocessor Board 37 MiCroproOCeSSO cececeecceceeeeeeeeeeceeeeeeeeeeeeeeenees 53 Touch Pad Assembly eeeeeceeeesteeeeeeeteeeseeneeeeeeaaes 37 Stack Dryer MN Modelen 53 TRANSTONMGN seinar e ee eae Letina thtcens 37 Front Panel ed cee esieecb aaa 53 Meter Case eededget edel lied i 37 Nu 54 Service Door SWItch sieca enai iai 38 Selector Switch 54 Coin Vault Switch 38 Push To Start Switch ccceeeeeeeeeeeeeeeeeeenneeeeeeaes 54 Coin Drop Acceptor esssssssessseesrrenseeertrnnrenssrerrrrn reen 38 Machine In Use Light c sceeceeeeeeeeeeeeeeeees 54 COIN Sensor eee diced dene 38 Stack Dryer Flat Front Models eee 55 Door ASSOMDIy eiie rae EEE 38 Front Panele iar A A AE 55 Reversing Door Assembly s is 39 M CrOprOCeSSOr eeeeceeeeeeeeeeeeeeeeeeeeneeeeeeneeeeeeaas 55 Door DiSASSOMDIy isanne 39 Front Shroud Assembly ceeecceeeeeteeeeeesteeeeeeaes 55 Front Panel sarissa dee hia de fav atest a aki 39 Motor amp Heater Relays n 56 TOD COVER ice See Seege a anteath Seen Seege Segel enz 40 ele ek EE 57 DOOF SWITCH aeriana aa a canoe eateries 40 PLOGrAMI
10. Ey e four screws eweg Dez FeSeceeRemove DZ GE Hot pem Five Screws ELL ee SS EE Dik 5 Pull Front shroud Assembly out and away from tumbler Note Partially lift the Top Cover Note When reinstalling the Front Shroud Assembly lift the front inner edge of the tumbler to allowthe 4 When reattaching the outlet duct assembly to the front of the tumbler to rest on the teflon Rulon tumbler front install the center screw found above the bearings on the shroud and tumbler front grid area first followed by the four outside screws in assembly Also check the front felt seal to any order ensure it is outside the lip of the tumbler Outlet Duct Shroud amp Tumbler Front 1 Disconnect power supply to unit 2 Remove the shroud and tumbler front assembly from the dryer 3 Remove the two screws securing the shroud to the tumbler front and the two screws securing the shroud to the outlet duct Pull the shroud free from the assembly 2004 Maytag Appliances Company 16022904 Rev 0 41 Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servi
11. and through the grid in the tumbler back through the tumbler and to the lower area of the tumbler front The tumbler is rotating in a clockwise direction lifting the garments to the top of the tumbler The garments fall free of the clothes lifters through the air stream As this tumbling takes place the garments keep turning over within the tumbler Moisture is evaporated from the garments tumbling in the warm dry air After passing through the garments the air will contain moisture and lint This air is pulled from the tumbler through a fine mesh filter located in the bottom of the door opening The quantity of lint collected on the filter is dependent upon the size and type of load being dried From the filter the air is pulled into the exhaust blower and forced out the exhaust system The high speed blower is capable of moving up to 220 CFM of air The volume of the tumbling chamber is approximately 6 0 cubic feet GAS VALVE ASSEMBLY The gas controls utilize a hot surface ignition system The three major components of the gas ignition system are Igniter Radiant Sensor and Gas Valve 2004 Maytag Appliances Company Hi limit Thermostat Secondary R di t N N Coil Sensor Holding amp Booster Coil Igniter When the controls call for heat line voltage is applied to the igniter This causes the igniter to heat up and glow It can reach a temperature of approximately 2200 F in approximately 30 seconds
12. can be run without readers or coins The appliance is programmed at the factory as follows 5 minutes dry time quarter Coin 1 1 50 dry price Fixed cycle with top off PD PS models 0 00 dry price Fixed cycle PR PN models GENERAL USER INFORMATION Blank Display This condition indicates that the appliance is inoperative 0 Minutes Showing in Display This condition indicates that the appliance cannot be operated Coins dropped during this condition will be stored in escrow but cannot be used until normal operation is restored by opening and closing the door If the door switch fails recovery from this condition is impossible without service Warm Start After Power Failure After a delay of a few seconds the appliance is restored to the state that existed at the time of power failure Reselect Cycle will flash in the display Select fabric setting to restart dryer Pricing After the door is opened following the completion of a cycle the display indicates the cycle price unless set for free operation As coins or debit inputs arrive the display will change to lead the user through the intiation of a cycle There are four 4 types of pricing 2004 Maytag Appliances Company Fixed Vend Pricing A dryer set up for Fixed Cycle operation can only accept additional time accumulated by increments equal to the length of a complete dry cycle A maximum of 99 minutes may be purchased no addit
13. f haust Dries Too wen restriction Slowly 2004 Maytag Appliances Company 16022904 Rev 0 31 Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Stack Dryer Troubleshooting Guide Open all gas supply Unplug dryer Check valves for gas dryer wiring and terminations Dryer Will f Check all circuit between control board Not Heat breakers and fuses that heater relay heater and feed electric dryer motor e Denter diyer Unplug dryer At 2 room temperature is Unplug dryer AENT oa Does 155 deg the resistance of the Does thermal fuse Yes k Yes k thermostat 1 65 E heating element less how continuity thermostat show show S continuity ae than 20 ohms continuity Electric dryer only No No No y y E HE Replace thermal limit thermostat Replace 155 fuse and Check for deg Geer thermostats exhaust thermostat J Yes Check motor Inspect heater SE wining and centrifugal switch relay and replace if termination a Lk Lk between and replace if necessary A necessary electric dryer thermistor and control board Disconnect harness Replace from t
14. ls the power Replace the line supply to the No gt i 8 control board machine noisy disturbance Check for an Unplug dryer and object blocking the If the Sg SE TS ec check the wiring coin drop optic If the problem still problem ocked Coin and termination sensor It takes 8 exists replace the still exist or Coin Drop circuit between the coin E seconds for the E coin drop coin E replace the Problem drop and the control to sensor control control board recognize the board blockage 2004 Maytag Appliances Company 16022904 Rev 0 27 Troubleshootinc Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Diagnostic Code d9 Voltage Problem Less Than 90 VAC d12 Motor Sensed 8 Problem d16 PR Models Only Try to clear the diagnostic code by pressing the Delicates keypad for more than 1 second while the code is displayed Exit service mode and pause for 10 seconds enter service mode Low voltage was sensed on the power line but is now ok Did the diagnostic code cancel No Check installation to insure proper power going to this dryer If d9 persist check the wiring or replace the transformer Check installation to insure proper powe
15. only Yes Check motor centrifugal switch and replace if necessary Inspect the heater relay and replace if necessary Electric Dryer only If problem persists replace the control board 2004 Maytag Appliances Company 16022904 Rev 0 25 Troubleshootinc Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Diagnostic Program Dryer Diagnostic gt Program The dryer must be at or near room temperature and plugged 26 Enter operator mode in with the door closed to run KM using the service this program No user program switch should be in progress Push the delicates Is there a program keypad lt No diagnostic for more than 1 code second Are all of the segments in the No Replace the control display working Yes e Push the permanent press program keypad to start the diagnostic program board Is there diagnostic code No y Is the dryer drum turning Yes t Is the heater on Allow ample time for the gas flame to ignite Yes y Dryer is operating normally y To cancel the diagnostic program push the delicates program keypad 16022904 Rev 0 Yes gt Yes gt See the single
16. optic Make sure that there is not AA ip sensor if too much ambient light If If the problem still necessary problem still exists replace exists replace the the coin1 or coin 2 optic control board sensor 2004 Maytag Appliances Company 16022904 Rev 0 23 Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide Will not Does PDA peace respond to ku respond to other Yes Beie 9 3 H handheld machines or scratches PDA No If problem still PDA has failed exists replace control board Will Not Keep Ge S appear Time Of Day gt EE Yes between the red No Replace Battery During Power i and black wires of Interruptions the battery Yes A battery must be installed in order to keep time of day Check battery oo during power interruptions connector and persists replace termination control board Normal operation Add coins mode add coins models is used in some countries as gt c not desired deselect No Decimal ves E natnel nag Kc it in service mode Point Is Used Is Add coins mode selected In The Price Display No gt Go to the section Abnor
17. shutter in The motor may be checked in the dryer or removed and place checked Two test leads are required to check operation of the drive Gas satura Gs 0 motor To check the motor for operation hook the test Cu Ze tot inals 4 e cord to terminals 4 and 5 Pressure 35 11 Switch Specific 0 65 1 53 Gravity Orifice 41 53 Size 2004 Maytag Appliances Company 16022904 Rev 0 15 Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Manometers Insufficient gas flow can cause problems Therefore checking the gas pressure at the time service calls are performed may prevent a return call Gas pressure can be checked with an instrument called a manometer This device can detect a low LP tank restricted gas flow bad gas valve a malfunctioning pressure regulator too many gas appliances operating off of asmall supply line or an improperly converted appliance from Natural to LP gas Other types of manometers exist however the type of manometer we will discuss in this manual is a U shaped 4 Install a 1 4 tapered fitting at the gas valve pressure tap Use thread seal tape or compound on fitting 5 Fill the manometer tube with water until each side equalizes at 0 water column 6 Push the end of the manometer hose onto the 1 4 fitting located on the gas
18. the neutral side of the line and is completed through the motor centrifugal switch Radiant Sensor Contact Closed The holding coil booster coil and igniter all receive line voltage The holding coil and booster coil open Valve 1 Valve 2 is still closed prohibiting gas flow to the burner The igniter operating at line voltage begins to get very hot As the igniter gets hotter the resistance of the igniter drops The igniter glow radiates heat to the radiant sensor Holding Coil N Valve 1 Valve 2 The secondary coil on Valve 2 is bypassed because the radiant sensor contacts are closed By not allowing voltage to the secondary coil the second valve cannot open and prevents gas flow to burner Step 2 Radiant Sensor Contact Open The igniter is now hot and valve one 1 is open The heat from the igniter causes the radiant sensor switch contacts to open With the radiant sensor contacts open the secondary coil is no longer bypassed The secondary coil is now in series with the parallel circuit combination of the booster coil and the igniter 2004 Maytag Appliances Company General Information Holding Coil se Because of the relatively low resistance of the hot igniter most of the line voltage is dropped across the secondary coil The remaining voltage is dropped across the booster coil and igniter 600 SECONDARY 116 OHMS COIL VOLTS IGNITER 4 10 40 OHMS VOLTS BOOSTER COIL 700 OHMS T
19. to advance to the next code HOURS This selection HOUR is the of time of day clock in hours using military time 24 hour clock Select from 00 to 23 by pressing the Whites amp Colors keypad Press Permanent Press keypad once to advance to the next code 16022904 Rev 0 61 62 EXPLANATION STARTING OF SPECIAL PRICING HOUR This selection HOUR is the of time of day clock in hours using military time 24 hour clock Select from 00 to 23 by pressing the Whites amp Colors keypad Press Permanent Press keypad once to advance to the next code STOPPING OF SPECIAL PRICING DAYS This is the selection of the hours using military time 24 hour clock Select 0 to 23 hours by pressing Whites amp Colors Press Permanent Press keypad once to advance to the next code SPECIAL PRICE DAYS Represents the day of the week and if special pricing is to occur on that day The middle digit is the day of the week and the last digit is O for not selected or S for selected For example 9 10 Special pricing not selected 9 1S Special pricing selected for that individual day Pressing the Delicates keypad once to select 0 and once for S Press Whites amp Colors keypad to advance to the next day of the week You must exit on current day of the week that it is for the special pricing to occur on the correct day Refer to chart for Special Price Days Press Permanent Press keypad once to adva
20. valve 7 Connect hose to one end of the manometer 8 Turn on the gas and reconnect dryer to power Run the dryer in a heat cycle Read the manometer with the burner ON check for gas leaks 9 When the gas is on the amount of water column present is equal to the total amount of deflection shown in the manometer tube in which water is added Both ends are open sothe Note Once the test is completed make sure the water can equalize and seek its own level which will be tapered fitting is removed from the gas valve and the same in both arms of the U shaped tube the plug is repositioned into the gas valve and resealed with pipe seal Check for gas leaks A flexible rubber hose is connected to the lower open end again with a soap or bubble solution NEVER of the manometer and to the gas source Gas pressure is USE OPEN FLAME TO CHECK FOR GAS exerted on one of the water columns pushing it down LEAKS The water level then rises in the other column The difference in water levels equals the measure of gas Note IF HIGH WATER COLUMN PRESSURE IS pressure DETECTED the gas flame can damage the flame spreader on the burner this can be The water column W C for a Maytag dryer is 3 5 W C cuased by the wrong orfice improper air mixture for Natural gas and 11 W C for LP or high gas pressure If pressure is as high as suspected contact the local gas utilities How to Use company to check the outside regulator 1 Disconnect pow
21. 6022904 Rev 0 21 Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide Dryer Drum Enter service mode Did a diagnostic code See the single Will Not RN using the service LK 3 a Yes dryer diagnostic Turn switch GES code guide No Vv Clear the diagnostic codes Exit service mode y Does the display Yes Replace the door show Zero minutes switch No Start a diagnostic cycle Is the drum belt in the Does 115 VAC appear gt proper position and not across the motor damaged No No J Yes Let the motor and thermal protector cool for e 5 minutes Position the belt correctly or replace the belt y Check wiring and termination between Doas ihedi m control board motor No Yes gt turn relay door switch motor and thermal fuse Does 115 VAC appear across the motor No e Replace the control board Normal operation Yes Replace the motor 22 16022904 Rev 0 2004 Maytag Appliances Company Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect po
22. AN MAYTAG Service This manual is to be used by qualified appliance technicians only Maytag does not assume any responsibility for property damage or personal injury for improper service procedures done by an unqualified person a O m m e rc a l This Base Manual covers general information Refer to individual Technical Sheet for information on specific models Single and e Stack Dryers MDE MDG21PDA MDE MDG21PDD MDE MDG21PNA MDE MDG21PND MDE MDG21PRA MLE MLG23PDA MLE MLG23PDC MLE MLG23PRA MLE MLG23PDF MLE MLG23PRF MLE MLG23MNA MLE MLG23MNF 16022904 Revision 0 January 2004 Important Information Important Notices for Servicers and Consumers Maytag will not be responsible for personal injury or property damage from improper service procedures Pride and workmanship go into every product to provide our customers with quality products It is possible however that during its lifetime a product may require service Products should be serviced only by a qualified service technician who is familiar with the safety procedures required in the repair and who is equipped with the proper tools parts testing instruments and the appropriate service information IT IS THE TECHNICIANS RESPONSIBLITY TO REVIEW ALL APPROPRIATE SERVICE INFORMATION BEFORE BEGINNING REPAIRS Ah WARNING To avoid risk of severe personal injury or death disconnect power before working servicing on appliance to avoid electrical shock To locate a
23. COLORS key pad will increment the diagnostic cycle minutes up to 99 then roll over to 2 minutes The DELICATES key pad will cancel this cycle and exit the diagnostic mode Dryer Help Mode Stacked Models Only There are 2 procedures to initiate cycle activity from diagnostic mode for these models 1 Upper Dryer Field Diagnostic Cycle With the entire display flashing the cycle is started by pressing the UPPER DRYER PERMANENT PRESS key pad The cycle consists of seven minutes of heat and one minute of cool down The UPPER DRYER WHITES amp COLORS key pad will increment the diagnostic cycle minutes up to 99 then roll over to 2 minutes Pressing the LOWER DRYER DELICATES key pad will cancel this cycle and exit the diagnostic mode Lower Dryer Field Diagnostic Cycle With entire display flashing the cycle is started by pressing the LOWER DRYER PERMANENT PRESS key pad The cycle consists of seven minutes of heat and one minute of cool down The LOWER DRYER WHITES amp COLORS key pad will increment the diagnostic cycle minutes up to 99 then roll over to 2 minutes Pressing the LOWER DRYER DELICATES key pad will cancel this cycle and exit the diagnostic mode The Help Mode is entered by pressing the Whites amp Colors keypad while in special pricing option step 2 XX or while dAS displays if operating with Maytag Data Acquisition set up In help mode the software revision is displayed in the digits Press the Whites am
24. Eege 46 Troubleshooting Procedures ssssssssenrrensseeerrrr reee 13 Exhaust Duct Pipe ccceeeeeeeeeceeeeeeeeeeeeenees 47 General Specifications cc cceeeeeeeeesteeeeeetteeeeeenaes 13 Drive Motor Assembly s ssssnnsssnnnseenrnnnennneserrrnnere nnne 47 Wattage Specifications 0 cc ceeceeeeseeeeeesteeeeeenaes 13 Assembly Breakdown cccccccecsseeeceesteeeeessteeeeeeaes 47 Exhaust De eenegen ete 13 Motor Switch 47 Electrical Troubleshooting ccceeeeeeeeeeeeeeeeeeneeees 14 Idler Arm Assembly eeeeeeeeeeeeeeeeeeneeeeeenaeeeeeeaas 47 Drive Motor Check 14 Gas Valve Assembly 0 00 ceeeeeeeeeeeeeeeeeeneeeseeneeeeteenaees 48 Motor Test Cord orroa ina E T 15 ll E E E E E E F T 48 Drive Motor Test 15 JOE ornen ARET RAA RN 48 Centrifugal SWitCh aea E E 15 Gas VING ar E ia eee ee 49 Air Shutter Adjustment 0 ccceeeeeeeeeteeeeeeeeeeereee 15 Combustion Cone 00 eeceeeeeeeeeeeeeeeeeeeeeteeeeeeneeeee 49 Manometer denice d a 16 Netu fos eee ee Seege dee 49 Mechanical Troubleshooting ccceceeeeeeeneees 17 Heater Enclosure cccccccscceeceeeeeseeeeteeeeeeeeeteees 49 Single Dryer Troubleshooting Guide 18 Stack Dryer Sloped Front 50 Single Dryer Diagnostic Program n 26 Service Panel amp Switch a se 50 Single Dryer Diagnostic Code n 27 AGCESS COVO arain EA E R TAEA 50 Stack Dryer Troubleshooting Guide 29 Control Panel vrerin rae AA
25. Gas contacting the igniter at this temperature will ignite immediately Radiant Sensor The radiant sensor operates much like a regular thermostat It is mounted to the side of the combustion cone over an opening which exposes the sensor to the heat of the igniter and burner flame In its normal condition the contacts in the radiant sensor are closed and the circuit is completed to the igniter The igniter glow causes the radiant sensor contacts to open thus breaking the circuit to the igniter Gas Valve The gas valve is actually two gas valves one in series with the other The first valve is opened by a solenoid which has two separate coils built into one solenoid This solenoid uses what is termed a split coil The coils are referred to as the Holding Coil and the Booster Coil Both coils are needed to lift the armature and open the valve The holding coil is strong enough to keep the valve open once the armature has been lifted The second of the two valves is operated by a one coil solenoid This is called a Secondary Coil 1602904 Rev 0 9 General Information Holding Coil Booster Secondary Coil Coil Function of Gas Valve System The sensor igniter and gas valve are interrelated and function as ignition and heat source At the start of the cycle the radiant sensor contacts are closed the igniter is at room temperature and the gas valve is closed blocking the flow of gas NOTE On the wiring diagram the r
26. MING os anan era a e T R 58 Front Shroud Assembly Removal 0 eeeeeeees 41 Start Operating Get up 58 Outlet Duct Shroud amp Tumbler Front sssaaa 41 General User Information n 58 Lint NL 42 Set Up COdeS E E 60 Bearing amp Pads o ATA 42 Dryer Diagnostic Mode seeeeeeeeeeeeeseeereseenesn 66 Front Seal niter aaea Eegen taeda aed 42 Dryer Help Mode A 66 Belts eean aen er Jos Mira bate Gi 42 e UE 43 Rear Shroud Assembly cceeeceeeeeeeeeeeeeeeeeeeeenaeees 43 Back Soalan ternen aiea er des 44 Roller amp Bearing Assembly n 44 2004 Maytag Appliances Company 16022904 Rev 0 3 Important Safety Information AA WARNING To reduce the risk of fire electric shock serious injury or death to persons when using your washer follow these basic precautions Read all instructions before using the dryer Refer to the Grounding Instructions in the Installation Manual for the proper grounding of the washer Do not dry articles that have been previously cleaned in washed in soaked in or spotted with gasoline dry cleaning solvents or other flammable or explosive substances as they give off vapors that could ignite or explode Do not add gasoline dry cleaning solvents or other flammable or explosive substances to the dryer These substances give off vapors that could ignite or explode Do not allow children to play on or in the dryer Close supervision of children is necessary when the dryer i
27. Rear Bulkhead wan Baffle Rear Mounting Screw 3 Position tumbler into the rear felt seal resting the tumbler onto the rear rollers Lower the front of the tumbler onto the blower housing 4 Insert left hand along side of tumbler at 8 o clock Insert right arm under tumbler as close to blower as possible 2004 Maytag Appliances Company 5 Locate the belt and create a small loop with your right hand ensuring the belt is free of twist 6 Position the open end of the loop ribbed side down onto the motor pulley with your right hand 7 Toclear the drive belt grasp the idler pulley in left hand pull idler up and to the left NOTE There is a built in stop to prevent overstressing of the idler arm spring 8 Relax your left hand and allow the idler pulley to rest down onto the belt 9 Grasp baffles with both hands and rotate tumbler 1 or 2 turns clockwise to allow the belt to align itself As Viewed From The Front Tumbler Belt Idler Pulley Motor Pulley Baffles 1 Disconnect power supply to unit 2 Remove Front Panel and Door 3 Lift Top Cover 4 Rotate the tumbler until the screws of the baffle to be removed appear at the top of the tumbler 5 Remove two screws holding the baffle to the tumbler Rear Shroud Assembly 1 Disconnect power supply to unit 2 Remove Front Shroud Assembly 3 Remove Tumbler and Belt 4 Remove Gas Valve Assembly or Heater Assembly Note Becareful
28. Rev 0 gt Replace control board Power down and up machine to reset card reader Replace card reader or control board m 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Control Panel 1 Disconnect power supply to unit 2 Remove top two screws NMAYTAG COMMERCIAL DRYER Remove Two Top Screws 3 Carefully lay control Panel forward Microprocessor Board 1 Disconnect power supply to unit 2 Remove Control Panel 3 Disconnect wiring harness connectors Note Observe the positions of the harness connectors plugged into the control board un IO 4 Remove four nuts holding the Microprocessor Board to the standoff studs 5 Disconnect Ribbon connector to Touch Pad Touch Pad Assembly Disconnect power supply to unit Remove the screws securing the Facia Remove Microprocessor Board Disconnect ribbon connector Remove screws securing Touch Pad Assembly to Control Panel akWN 2004 Maytag Appliances Company Transformer 1 Disconnect power to supply to unit 2 Remove Control Panel 3 Disconnect wiring harness connection 4 Remove screws securing Transformer in place Meter Case 1 Disconnect power supply to unit 2 Remove Service Access Door and Coin box S
29. TOR YELLOW CENTRIFUGAL START SWITCH _ __ SWITCH ACTUATOR ARM Motor Test Cord A motor test cord may be used to electrically check operation of the various electrical components without removing them from the unit Testing in this manner determines whether or not the part will function independently of other electrical components In order to make an accurate test proper connection of the motor test cord is important Drive Motor Test Centrifugal Switch Checking heater gas valve and motor 1 Disconnect the wire harness from the motor 2 Place ohm meter leads to terminals 1 and 2 3 With your thumbs depress the BROWN disc located behind the motor switch on the motor shaft The BROWN disc actuates the lever of the motor switch when the motor is at rest At optimum motor speed the disc moves away from the switch lever When the disc is pressed in toward the windings the actuator arm of the centrifugal switch will be relaxed This allows the contacts to close completing the heater circuit If no continuity is found when the disc is depressed change the centrifugal switch Motor Switch Brown Disc Switch Actuator Side View of Motor Air Shutter Adjustment The air shutter has been stamped LP and N for Natural Loosen the screw holding the shutter rotate the shutter until the end of the slot LP N labeled for the gas to be used contacts the screw Tighten the screw to lock the
30. This Screw Second d First Screw to A Install Note When reinstalling the Blower Cover Install the far right screw closest to the exhaust duct right most screw Continue to assembly moving to the next screw in a counterclockwise motion around the blower Install the screw for the blower cover tab to the base frame last Blower 1 Disconnect power supply to unit LA p reps fc SS hb Note When replacing a blower wheel always replace the clamp 5 Work blower wheel back and forth while pulling off shaft Note It may require considerable effort to move the blower wheel 6 Rotate the blower wheel in a clockwise rotation by hand to unscrew Note The thread is left hand and labeling on the rim of the blower wheel indicates direction for blower removal or installation Tum Clockwise To Loosen 7 Remove blower wheel 2 Remove Blower Cover Note The blower wheel is designed to be properly Note Models prior series 23 follow steps 3 5 Models seated by hand Little torque is required when beginning with series 23 skip to Step 6 7 reinstalling 3 Remove Retaining clip 4 Compress and remove Clamp around hub of blower wheel 46 16022904 Rev 0 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Assembly Breakdown Exhaust Duct Pipe i 1 Remove blower c
31. adiant sensor contacts are wired in parallel with the secondary coil This bypasses current around the secondary coil when the radiant sensor contacts are closed Valve 2 cannot open with the radiant sensor contacts closed L1 i d CYCLING d PU TH ST HI LIMIT t gt mer Al M i St BK E ee WH SECONDAR ee COIL ep BK GAS VALVE The booster coil and the igniter are wired in parallel Note While these two components are in parallel with each other they are wired in series with both the radiant sensor and secondary coil combination When the radiant sensor contacts are closed full line voltage is available to the booster coil and to the igniter When the radiant sensor contacts open current has to flow through the secondary coil on Valve 2 in order to get to the booster coil and igniter A significant voltage drop develops across the secondary coil While the parallel booster coil and igniter are still in the circuit they become ineffective due to their low resistance and the resulting reduced voltage available to them 10 16022904 Rev 0 Step 1 Operation Dryer Controls calling for heat The red wire in the gas valve harness is normally the hot side of the line Voltage is routed to the gas valve assembly through the cycling thermostat located on the blower cover and the hi limit thermostat on the heater cone The black wire to the gas valve is normally
32. and replace it if shorted emaining In The Display Yes d Does door switch Check wiring and open and close termination The dryer door must properly Yes gt SC Se be opened after the switch and contro end of a cycle before board the dryer will operate again Dryer is ae operating normally F y Es ie eplace door problem persist switch Plug In Dryer replace control board Cannot Enter OF Check adjustment terriations betvesh GE between theyll Exit a _ service switch and wire pin 2 and the orange wire pin 3 Operator i control board coming from the service switch Mode Reconnect AA1 If the Does service Repl ce sewice problem still exists replace lt Yes switch open and No P switch the control board close properly pee E powem R minimum 15 seconds then H dier evert To plug in the dryer control board Defaults l Dryer Runs Unplug the dryer is Plug the dryer in If problem still exists Without gt there continuity from No perform the single dryer diagnostics Program GG2 to GG3 program Selection Replace the control ves gt board 2004 Maytag Appliances Company 16022904 Rev 0 19 Troubleshooting Procedures Ah WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide Check wiring and
33. ariety of debit card systems but does NOT come with a debit card reader Connection to the control board is by means of a Molex brand connector housing and terminals See your distributor for appropriate connector part numbers 2004 Maytag Appliances Company 16022904 Rev 0 59 60 SET UP CODES The PERMANENT PRESS keypad will advance from code to code The WHITES amp COLORS keypad will change the code value The delicate keypad will select or deselect options Note On all stacked dryer models programming selections apply to both dryers Stacked dryer selections are accessed by pressing the LOWER DRYER keypads FOR PS PR amp PN MODELS ONLY The default codes are the same for setting up the PD models However additional information may be given that could affect the set up The set up code is indicated by the one or two left hand characters The set up code value is indicated by the two or three right hand characters EXPLANATION REGULAR CYCLE PRICE Represents the number of coins See VALUE OF COIN 1 and COIN 2 Ad justable from 0 39 by pressing the Whites amp Colors keypad Presently set for six 6 quarters 1 50 Press Permanent Press keypad once to advance to next code PS models ONLY Represents the number of pushing actuations of the coin slide to start the machine We recommend 601 setting REGULAR DRYING MINUTES PER COIN Represents the number of minutes per coin Presently set for 5 minu
34. be deselected 00 Bypass Delicates This option causes the customer display to show Available rather than the amount of money to add Used mainly in debit installation Not Selected or OFF Selected or ON Press Permanent Press keypad once to advance to next code Clear Escrow Option When CE is selected the amount remaining in escrow will be cleared 30 minutes after the end of the cycle or the last coin is deposited which ever is later Not selected or OFF Selected or ON Press Delicates keypad once to select 00 or CE Press Permanent Press keypad once to advance to the next cycle Penny Increment Offset Thisrepresnets the penny increment price offfset used in Generation 2 enhanced debit PR models choose from 0 4 pennies by pressing the White amp Colors keypad Not available on stacked units Press Permanent Press keypad once to advance to the next cycle Reinstall access door Turn service key to Run Remove power open console re insert plug in AA1 close console and apply power 16022904 Rev 0 2004 Maytag Appliances Company SPECIAL PRICING DAYS In reference to the Special Price Days the following will appear when programming that sequence The number 5 is read as an S to represent special pricing in effect C owo o S o O s Note Remember you must show current day of week before proceeding to next code Cycles and Money Counter Options The f
35. before servicing unless testing requires power Stack Dryer Diagnostic Code d9 Voltage Problem Less Than 90 VAC d12 or d14 Motor Sensed Problem d16 PR Models Only 36 Try to clear the diagnostic code by pressing the Delicates keypad for more than 1 Exit service mode and pause for 10 seconds enter service mode second while the code is displayed Check installation to insure proper power going to this dryer If d9 persist check the wiring or replace the transformer If problem persists replace the control board No d12 indicates lower dryer motor sense d14 indicates upper dryer motor sense Did the cancel No diagnostic code Are other machines at this location giving a d9 diagnostic code Clear diagnostic code by pushing a Delicates keypad for at least 1 second while code is displayed No Low voltage was sensed on the power line but is now ok Does diagnostic code remain Check installation to insure proper power going to all of the dryers l False indication control board Is card reader installed Check wiring between debit card reader and control board ie v Install reader or use PDA to change mode out of Gen 2 debit mode 16022904
36. ble substances may cause the fabric to catch on fire by itself e Do not use fabric softeners or products to eliminate static unless recommended by the manufacturer of the fabric softener or product e Keep your dryer in good condition Bumping or dropping the dryer can damage safety features If this occurs have your dryer checked by a qualified service person e Replace worn power cords and or loose plugs e Be sure water connections have a shut off valve and that fill hose connections are tight Close the shut off valves at the end of each wash day e Loading door must be closed any time the dryer is in operational fill tumble or spin Do not attempt to bypass the loading door switch by permitting the dryer to operate with the loading door open Always read and follow manufacturer s instructions on packages of laundry and cleaning aids Heed all warnings or precautions To reduce the risk of poisoning or chemical burns keep them out of the reach of children at all times preferably in a locked cabinet Always follow the fabric care instructions supplied by the garment manufacturer e Never operate the dryer with any guards and or panels removed Do not operate the dryer with missing or broken parts e Do not bypass any safety devices Failure to install maintain and or operate this dryer according to the manufacturer s instructions may result in conditions which can produce bodily injury and or property dama
37. cal shock Observe all local codes and ordinances Disconnect electrical power to unit before servicing Ground appliance properly Check with a qualified electrician if you are not sure this appliance is properly grounded DO NOT ground to gas line DO NOT ground to cold water pipe if pipe is interrupted by plastic nonmetallic gaskets or other insulating nonconducting materials DO NOT modify plug on power cord If plug does not fit electrical outlet have proper outlet installed by qualified electrician DO NOT have a fuse in the neutral or ground circuit A fuse in the neutral or ground circuit could result in an electrical shock DO NOT use an extension cord with this appliance DO NOT use an adapter plug with this appliance DO NOT pinch power cord 1602904 Rev 0 5 Important Safety Information Explanation Polarization This means that the larger slot must be neutral and the small slot must be at line voltage Mispolarized The outlet is incorrectly wired so that the larger slot is at line voltage and the smaller slot is neutral Grounded This means the round hole connection is con nected to earth ground through a connection to the main power panel Ungrounded The round hole connection is not complete to earth ground and or the main power panel Grounding Instructions e To avoid the risk of electrical shock or death do not alter the plug e Do not remove grounding prong when installing grounded appl
38. cing Lint Filter Note Lint Filter is one piece and can be removed for cleaning fy S 7 A A le a er d Note Bearing amp Pads 1 Disconnect power supply to unit 2 Remove Front Shroud Assembly 3 Drill out the old rivets and rivet new bearings in place Note In positioning the bearing and cork pad the face of the bearing should ride against the tumbler Belt Steel RS A Bearing Cork Rivet Surface Pad Rivet Cutaway of Bearing Surface Front Seal 1 Disconnect power supply to unit 2 Remove Front Shroud Assembly 3 Remove old felt seal by prying the locking tabs up with a flat blade screwdriver Note Pay close attention to the location of the seal overlap This will be important as you reinstall the new seal 42 16022904 Rev 0
39. cted first select ON then within two seconds press Delicates twice Permanent Press once and shut the service access door Press Permanent Press keypad once to advance to next code SPECIAL PRICING OPTION This option is either Selected ON or Selected OFF Not Selected or OFF Selected or ON Press Delicates keypad once for this selection Steps 3 thru 9 codes are skipped if mode 2 00 is selected 3 06 2004 Maytag Appliances Company Press Permanent Press keypad once to advance to next code SPECIAL CYCLE PRICE Represents the number of coins See value of coin 1 and coin 2 Adjustable from 00 to 39 by pressing the Whites amp Colors keypad Presently set for six 6 quarters 1 50 Press Permanent Press keypad once to advance to the next code PR amp PN MODELS ONLY Presently set for 0 quarters SPECIAL DRYING MINUTES PER COIN Represents the number of minutes per coin Presently set for 5 minutes per coin Example Six 6 quarters times x five 5 minutes 30 minutes Adjustable from 1 99 minutes by pressing the Whites amp Colors keypad Press Permanent Press keypad once to advance to the next code PN MODELS ONLY Represnet the cycle length for free cycles As example 730 represents 30 minutes MINUTES This selection MINUTES is the time of day clock Select 00 59 minutes by pressing Whites amp Colors keypad Press Permanent Press keypad once
40. current flow through the booster coil is insufficient to create a strong enough magnetic field to help open the first coil valve When the radiant sensor cools and closes its contacts the sensor will shut the secondary coil again providing a full current flow to the igniter and the booster coil and system will go through a normal ignition sequence Ignition Failures When the radiant sensor reacts to the heat from the igniter and the contacts open the secondary coil energizes opening the secondary valve This allows gas to flow to the burner If no gas is present or the gas flow is not ignited the radiant sensor will cool and the contacts will close causing the secondary valve to close thus allowing the igniter to reheat The system will continue to cycle in this manner until normal ignition occurs or the dryer is turned OFF Flame Failure If the burner flame should go out for any reason the radiant sensor contacts will close in about 45 seconds and the gas system will go through a normal ignition sequence 1602904 Rev 0 11 General Information 4 amp WARNING To avoid risk of electrical shock personal injury or death from improper servicing make sure you understand the proper procedures and usage of tools listed before attempting any procedures described in the manual Failure to understand and comply with safety information may result in severe personal injury or death TEST EQUIPMENT The equipment required to se
41. d is a full dryer load i HP 120 Vo 60 Fz 20 CFU Clocks Heat Source e Electric e 240 volt 5600 watts 30 amp fuse e Gas es Single port burner 24 000 BTU hr direct ignition automatic shut off Exhaust Venting size 4 10 2 cm duct rigid aluminum duct work See installation instruc tions that are provided with the product for additional information Makeup A Requires 30 sq in per dryer pocket Static Pressure Single unit exhausting 4 round rigid Should not exceed 0 92 or less than 0 water column inches Wattage Specifications DESCRIPTION WATTS em o si 500 050 Heating Element 5600 240V 5100 208V Exhaust Ducts MAXIMUM EXHAUST DUCT LENGTH PER NUMBER OF TURNS Number Of 90 Turns Maximum engt of 4 inch diameter rigid metal duct 65 ft 19 8 m 54 ft 16 5 m 48 ft 14 6 m 44 ft 13 4 m 38 ft 11 6 m 36 ft 11 m 28 ft 8 5 m Maximum length of 4 inch diameter fiexible stiff walled metal duct 2004 Maytag Appliances Company 16022904 Rev 0 13 Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power ELECTRICAL TROUBLESHOOTING The malfunction of an electrical circuit cannot easily be diagnosed unless you first understand how it functions when operating normally The electrical schematic and wiring diagram includes a cycle s
42. d once to advance to the next code COIN SLIDE OPTION Once selected CS this option may be deselected 00 Not Selected or OFF Selected or ON Press Delicates keypad once to select 00 when coin drop is used and CS for models not using a coin drop Press Permanent Press keypad once to advance to the beginning of the program mode Add coins option Once selected the AC option may be deselected 00 This option causes the customer display to show the number of coins coin 1 to enter rather than the dollar and cents amount Not Selected or OFF Selected or ON Press Delicates keypad three 3 consecutive times for this selection PR MODELS ONLY In enhance debit mode this option is not selectable Press Permanent Press keypad once to advance to next code Coins Debit Option Both coin and debit selected Coins selected Debit card option selected PN MODELS ONLY Must be set for d Press Delicates keypad three 3 consecutive times for this selection Enhanced debit is self selected when a Genration 2 card reader is installed in the dyrer The Ed option cannot be manually slected or deselected Not avaiable on stacked dryer units Press Permanent Press keypad once to advance to next code 16022904 Rev 0 63 64 End of set up procedures Exit from set up mode PD PS Models PN Models PR Models EXPLANATION Price Suppression Option Once selected PS this option may
43. de exhaust hood damper door stuck closed Exhaust too long too many elbows flex ductwork installed e Poor makeup air available for the dryer e Incorrect tumbler speed Tumbler belt slipping e Blower impeller bound check for foreign material in blower area e Customer overloading dryer e Check clothing labels for fabric content and cycle selected e Gas valve coil opens weak point in coil opens when stressed under heated conditions e Clothes too wet due to insufficient spin out by washer Noisy and Or Vibration e Thumping Check for loose tumbler baffle rear tumbler roller s worn or misaligned out of round tumbler or high weld seam on tumbler e Ticking Check for loose wire harness or object caught in blower wheel area e Scraping Check for front or rear bulkhead felt seal out of position or worn tumbler front Rulon bearings e Popping or squealing sound Check for a sticky or frayed belt 16022904 Rev 0 17 Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide Enter service mode using service switch See diagnostic does display contain ves code guide a diagnostic code Unplug dryer and check wiring and termination between transformer service switch and control board Make sure dryer is Display Is p plug
44. dryer diagnostic code guide See the single dryer diagnostic code guide See Dryer Drum Will Not No Turn in the troubleshooting guide No gt See Dryer Will Not Heat in the troubleshooting guide 2004 Maytag Appliances Company Exit operator mode using the service switch Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Diagnostic Code Try to Clear the diagnostic False di code by pressing the indication Door Sense Delicates keypad for more diagnostic code Yes Control board Problem than 1 second while the is operating code is displayed normally No e If diagnostic code still Replace the appears the power control board line is noisy and should be tested Try to Clear the diagnostic code by Push the Perm d4 pressing the Press program Motor Control Delicates keypad H keypad to start the Circuit Problem for more than 1 diagnostic second while the program code is displayed False Did the indication diagnostic code No Control board reappear is operating normally Yes y Check the wiring between the control board and the motor Fix the power line
45. e respond to p er ves obstructions dirt handheld i or scratches PDA No If problem still PDA has failed exists replace control board Control When service door is Board Does closed dryer door Does Display Cycle price must Not mustbe closed for show Select No be satisfied before Respond To corresponding Cycle keypads will work Keypad s keypads to work Yes D Enter operator mode using service switch Does display contain a diagnostic code et a l Unplug dyers and check problem membrane switch tail connection Does control board No gt respond to program keys No gt d WEE e Ee Plug in dryer If problem nplug aryers ana chec ersists replace See diagnostic code wiring and termination GE troubleshooting guide between door switch and membrane switch control board Replace door switch if necessary If problem persists initiate a reset sequence l If problem persists replace control board 30 16022904 Rev 0 2004 Maytag Appliances Company Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Stack Dryer Troubleshooting Guide
46. each end of the element which attaches to spade connectors These spade connectors are crimped to the wire and held in the insulator by small barbs on each side of the terminal The barb must be bent parallel with each terminal before element package can be removed from the enclosure Three screws hold the element package to the enclosure 49 Disassembly Procedures To avoid risk of electrical shock personal injury or death ay WARNING disconnect power to unit before servicing STACK DRYER SLOPED FRONT MODELS Ste f 5 Disconnect wires to service switch Note The following section is exclusive to the stack ane Access Cover 1 Disconnect power to unit Service Panel and Switch 2 Remove the Access Panel 1 Disconnect power to the machine 3 Locate and remove the 5 16 hex head screw located 2 Remove three security screws in the front of the dryer base frame This screw secures the access cover to the base frame Screw Service Lock Remove Security Screws Housing 3 Unlock the service lock 4 Open the door 5 Carefully slide the access cover down and away from the machine to disengage the cover from retaining clips on the front shroud located above the front panel Keel goal posts een AA N Access Cover a Hook 4 Pull the service panel down Front Panel Control Panel 1 Disconnect power to the machine 2 Remove the Access Panel 3 Remove three security and two pozi drive screws
47. educe voltage Run Winding The main electromagnetic winding in a motor Series A circuit in which there is only one current path through all components Start Winding Phase winding An auxiliary winding used in an A C motor to assist the main winding in developing starting torque Thermostat A bimetal switch which reacts to temperature changes Tumbler Cylinder which contains and tumbles clothes Voltage Electric pressure that forces the current to flow in a circuit Wattage Wattage is a unit of measurement of the capability of electricity to do work 8 16022904 Rev 0 2004 Maytag Appliances Company General Information HOW IT WORKS The cycles are made up of three basic operations White amp Colors Permanent Press and Delicates and Knits These operation are sequenced by the controls timer or microprocessor board to provide a drying cycle for each of several different fabrics Incoming air is pulled over and around the exterior of the rotating tumbler The air passing over the tumbler is preheated from the warm tumbler This incoming air also passes over the inside of the cabinet lowering the cabinets temperature and minimizing the heat being dispelled into the laundry area The pre conditioned air is pulled through the heat enclosure As the air passes over the flame or heating element it is heated causing the air to expand which increases its ability to absorb more moisture The heated air is pulled up the stack
48. electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide Control Does Not Enter service mode See diagnostic code Respond To Does display Se Yes i troubleshooting guide Program a diagnostic code Key Inputs No If problem persists replace FP membrane switch Unplug dyer and check Does the keys work membrane switch tail 8 t No S in service mode connection to the board Plug the dryer back in If problem persists replace control board Yes Exit service mode Doas me display Yes Is the door shut No Close the door show Select Cycle Yes No v Does the help mode y show that the door is Yes Unplug me dryer RER plug it back in shut Put the proper number of coins into the coin drop No 4 If problem Unplug dryer and check persists replace continuity of the door control board switch when the door is opened and closed Does door switch Adjust door switch open and close No _ or replace it if properly necessary Yes EE If problem 9 e Lk persists replace between door switch and control board control board 2004 Maytag Appliances Company 1
49. elt seal by prying the locking tabs X out with a flat blade screwdriver Roller Note Pay close attention to the location of the seal overlap This will be important as you install Fiber Washer the new seal Retaining Ring Note There is a spacer behind the roller When replacing parts be certain of the order of the AA Felt replacement Tumbler Rides on Light Colored Side f Felt Best Bukhead Dark Colored Side of Felt is Clamped to the Channel of the Rear Bulkhead by Tabs 44 16022904 Rev 0 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Thermostats 1 Disconnect power supply to unit 2 Remove Front Panel Thermostats are located on Blower Cover Hi Limit Thermostat and is located on heating source for gas and electric models Note Low Cycling Thermostat Cycling Thermostat 1 Disconnect power supply to unit 2 Remove Front Panel 3 Disconnect wires to Cycling Thermostat 4 Remove two screws securing thermostat to blower cover Low cycling Thermostat 1 Disconnect power supply to unit 2 Remove Front Panel 3 Disconnect wires to Low Cycling Thermostat 4 Remove Two screws securing thermostat to blower cover Thermal Fuse 1 Disconnect power supply to unit 2 Remove Front Panel 3 Disconnect wires to Thermal Fuse 4 Remove Two screws securing fuse to blower cover Note
50. emove screw in front of cone holding it to base Remove screw at back of combustion cone holding cone tab to inlet duct Pull combustion cone out of dryer Inlet Duct 1 SC 3 4 2004 Maytag Appliances Company Disconnect power supply to unit Remove Front Panel Remove Front Shroud Assembly belt and tumbler Remove screws securing heat cone to base and to inlet duct Inlet Duct Retaining Clip Radiant Sensor Combustion 4 Cone Hi Limit Thermostat 5 Note 5 Note Remove tumbler back assembly Four screws are accessible from behind dryer Remove three screws securing inlet duct to the tumbler back assembly The two lower screws are under the felt seal of the tumbler back assembly For proper inlet duct to tumbler back assembly alignment when reinstalling align inlet duct to large hole in the tumbler back assembly and fasten top screw first Heater Enclosure 1 2 3 6 Note 16022904 Rev 0 Disconnect power supply to unit Remove Front Panel and Door Remove screw holding Heater Enclosure shield to base Remove Heater Shield from dryer Remove screw in back of enclosure holding tab to inlet duct Heater Enclosure Hi Limit EH Thermostat Terminal Insulator Remove wires from the Thermal Fuse and heater terminal on left side of enclosure Remove purple wire from Hi Limit Thermostat Pull heater assembly out of dryer Terminal insulators are used on
51. emove two T 20H screws secured into lower flange of the upper Front Panel Remove Screws 4 Remove the two 5 16 hex head screws located in the top right and left front corners of the Front Panel 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing STACK DRYER SLOPED FRONT PR Remove MODEL Screws Note The following is exclusive to the PR Model sloped Front Dryer Microprocessor 1 Disconnect power supply to unit 5 Tip the top of the front panel forward and slightly lift the Front Panel at the same time Then Note Display is larger on PR model dryers remove the wires from the door switch 2 Remove four security screws securing facia Tip Forward amp Lift up Slightly S 3 Remove three screws securing the microprocessor to the Control Console Remove Control Panel Disconnect wiring connections Remove Microprocessor Board and bracket ook 6 With the wiring removed from the door switch continue to tilt the front panel forward while lifting the panel to clear the two lower mounting brackets STACK DRYER MN Models Note The following section is exclusive to the MN stack dryers Front Panel 1 Disconnect power supply to unit 2 Remove two front screws 3 Swing panel out and away from dryer 2004 Maytag Appliances Company 16022904 Rev 0 53 Di
52. equence chart keyed to the contacts in the timer relay and or control switches AA CAUTION Resistance or continuity testing is done with the product disconnected from power Failure to do so can result in damage to your meter For the most part we will only be concerned with continuity Is there a path or not References are made between a closed Continuity reading and an open No continuity reading One note when you get and open reading try a higher resistance range setting A very high resistance appears as an open on the lower ranges For best accuracy always rezero meter when changing ranges and or the physical position of the meter Continuity testing as related to an electrical component is the check of a part for an open or closed circuit OPEN CLOSED Electrical components fall into two general categories 1 Loads Devices that use or consume electricity Examples would include drive motor timer and solenoids coils 2 Switches Devices that control the supply of electricity to the load or loads in a circuit Examples include lid switches timer contacts selector switch and relay contacts 14 16022904 Rev 0 Continuity test of load devices will show varying levels of resistance from very low for some transformer and motor windings to very high for some timer motors and components on control boards Usually it is more important to k
53. er 2 Unplug dryers Check wiring Does 115VAC Check wiring to and terminations between DREES A No transformer power transformer service switch en of the at outlet and and control board transformer breaker Yes v ege Does each of 6 7 VAC Replace the transformer Sat ea praisis Yes 22 6 VAC and 20 7 VAC No Inspect control board for SS lace GE appear across burned components and S board transformer secondary replace it if damaged Annonmal Cycle power to Initiate a service If problem If problem persist Display Or as aes m yle __ persists initiate LK replace control Function j reset sequence board pper or Unplug both d d Lower Dryer Open open doors Check Has Zero _ gt eege No continuity of problem Minutes y i door switch and replace Set display change it if shorted Remaining it if shorted In Display Yes i Check wiring and Does door switch termination The dryer door must open and close Yes between door Sa properly switch and control board is a safety check on the door switch No Replace door If problem persist switch replace control board 2004 Maytag Appliances Company 16022904 Rev 0 Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Stack Dryer Troubleshooting Guide Will not Does PDA SC gt EE
54. er supply to unit 2 Remove front panel 3 Shut off the gas to the dryer e 5 e ei P Es Gas Valve Orfice 16 16022904 Rev 0 2004 Maytag Appliances Company Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Mechanical Troubleshooting Will Not Run If dryer will not start or run check the following e All wires are hooked up to their corresponding terminals Dryer is plugged in Blown fuse or circuit breaker Door switch functional door closed Push to start switch functional Timer functional set in a cycle Drive motor functional Blown thermal fuse lf drive motor runs but the tumbler will not turn check the following e Belt off or broken damaged e Idler tension spring too weak or stretched e Idler pulley jammed or stuck If dryer runs a few minutes and then stops motor overload protector opens check the following e Lint buildup around drive motor e Low voltage present e Blower impeller blocked in blower housing e Drive motor start switch contacts stuck closed If dryer blows fuses or trips circuit breaker check the following Electric Models e The amperage readings are at 240 volts One line will be 24 amps and other line will be 21 amps The neutral line will be at 4 amps If the above amperages are present then the house wiring f
55. erence e For Maytag product call your distributor or visit the Web Site at www maytagcommerciallaundry com When contacting provide product information located on rating plate Record the following Model Number Serial or S N Number Date of purchase Distributor name and address Commercial Dryer Nomenclature Service Keep a copy of sales receipt for future reference or in case warranty service is required To locate an authorized distributor e For Maytag product call your distributor or visit the Web Site at www maytagcommerciallaundry com Service should be performed by qualified service technicians We also recommend contacting an authorized distibutor if service is required Parts and Accessories Purchase replacement parts and accessories over the phone To located an authorized distibutor e For Maytag product call your distributor or visit the Web Site at www maytagcommerciallaundry com Only factory approved replacement parts should be used M DE 21 PD A WwW W Color Code Brand W White M Commercial Maytag Q Bisque v Product Type DE Electric Dryer DG Gas Dryer LE Stack Electric Dryer LG Stack Gas Dryer Model Number 21 Single Load Dryer 23 Stack Dryer Dryer v Voltage Code W 120V 60Hz X 120V 60Hz Canada Y 240V 60Hz Z 240 60Hz Marketing Code This identifies w
56. ervice Access Door e Meter Case Remove two 9 16 hex nuts securing Meter Case Remove Control Panel Remove 1 4 hex head screws hold Meter Case to the Console 6 Disconnect wires for Service amp Vault Switch and connector for the Coin Drop Sensor 7 Lift Meter Case off the Top Cover or 16022904 Rev 0 37 Disassembly Procedures A WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Service Door Switch 1 Disconnect power supply to unit 2 Remove service access door 3 Remove the screw securing the switch mounting bracket and lift the switch from inside the meter case Vault Switch In Service Switch 4 Disconnect wires from the switch and squeeze tabs on switch to remove from bracket Coin Vault Switch 1 Disconnect power supply to unit 2 Remove service access door and coin box 3 Disconnect wires from the switch 4 Squeeze the two tabs on the switch and push the switch through towards the front Coin Drop Acceptor 1 Disconnect power supply to unit Coin Drop Leen OY LG a 2 Unlock service access door 3 Loosen the two locking bolts from inside the meter case 4 Remove Control Panel 38 16022904 Rev 0 5 Disconnect wiring harness for Coin Sensor 6 Remove Coin Drop Acceptor Coin Sensor 1 Disconnect power supply to unit 2 Remove Coin Accepto
57. ge NOTE The Warnings and Important Safety Instructions appearing in this manual are not meant to cover all possible conditions and situations that may occur Common sense caution and care must be exercised when installing maintaining or operating the dryer Always contact your dealer distributor service agent or the manufacturer about any problems or conditions you do not understand 16022904 Rev 0 2004 Maytag Appliances Company Important Safety Information To avoid personal injury or death from improper servicing make sure you read and understand the descriptions and meaning of various safety symbols words and labels used in this manual before attempting any procedures described in the manual Failure to understand and comply with safety information may result in severe personal injury or death General Information This Service Manual describes the operation troubleshooting disassembly and repair of Maytag dryer It is intended for use by authorized technicians who troubleshoot and repair these units NOTE It is assumed that users of this manual are familiar with the use of tools and equipment used to troubleshoot and repair electrical and mechanical systems and understand the terminology used to describe and discuss them Related Publications This is a base service manual covering a range of similar models It is intended to be used in conjunction with the Parts Manual and Technical Sheet cover
58. ged in to live 8 Blank power source Abnormal Display gt Function 18 Unplug the machine then plug it back in If problem still exist initiate the manual reset sequence If problem still exists replace the control board 16022904 Rev 0 Plug in dryer open ee service door is i Yes there 26 VDC the display f damaged across the service door switch No No v v Replace the Initiates the SE Ke transformer inspect manual reset primary of the Yes gt control board for burned sequence components and replace transformer Sie it if damaged No v If problem still Check wiring to kb exists replace the transformer and control board power at outlet 2004 Maytag Appliances Company Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide Dryer t ba ee Open Unplug dryer and open Minutes gt diyer door Dia We ct problem door switch ini display change
59. he secondary coil now opens the second valve releasing gas across the still extremely hot igniter The gas ignites immediately and the burner flame is established Note Since the igniter will cool the tip is positioned in the burner flame which keeps it hot and resistance low The ignition cycle is now completed and the drying cycle begins Gas Conversions The gas valve is set for use with natural gas when shipped from the factory Because of differences in operating pressure and heat content of gases the valve must be converted to use fuels other that natural gas Conversion kits are available to convert from natural to L P and back to natural Check parts catalog for correct part number 2004 Maytag Appliances Company Safety Features The design of the system provides for fail safe operation in the event of power interruption ignition failure or flame failure as described below Power Interruptions If the power to the burner assembly is cut off either by opening the dryer door or by a power line failure both valves in the gas valve assembly will close Gas flow will cease When power is restored to the valve the radiant sensor will start the process again However if the radiant sensor has not cooled and the contacts are still open the secondary coil will receive full voltage and OPEN with no gas flowing through the secondary valve Since the secondary coil is in series with the booster coil the reduced
60. hermistor check If problem persist heist No between 5K and 15K Yes gt replace control ohms at room board temperature Cannot Unplug dryer Disconnect upper Enter Or Check adjustment e connector from control board Exit gt of service switch Lk service switch and p Check for conuity between terminal Operator and lock Gontrol board 13 and 14 of connector while a d cycling the service switch ode Does service If problem persists replace o Replace service control board Yes switch open and No gt switch close properly 32 16022904 Rev 0 2004 Maytag Appliances Company Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Stack Dryer Troubleshooting Guide Setup operator Operator options as desired If problem Options unplug machine for K persists replace Revert To minimum 15 control board Defaults seconds then plug in Check wiring and Unplug dryer Disconnect lower Display termination connector from control board Flashes In gt between vault switch and control check for conuity between terminals 7 and 8 of connector User Mode board while cycling vault switch If problem D
61. hich version of production the unit is Control Type CS Mechanical coin slide ready MN Mechanical non coin PD Microprocessor with coin drop PN Microprocessor non coin PR Microprocessor debit reader ready PS Microprocessor coin slide ready 2004 Maytag Appliances Company 1602904 Rev 0 General Information TERMINOLOGY DEFINITIONS TERM Amperage Booster Coil flow BTU Centrifugal CFM ClothesLifters Coin Drop the Duct Evaporation Exhaust Hood Glide Strip Holding Coil Igniter Light Emitting form Manometer Microprocessor OHM Parallel Circuit Radiant Sensor Sensor Relay DEFINITIONS The amount or the rate of flow of electrical current A coil used to assist the holding coil to raise the plunger in the gas valve allowing gas to into the second chamber of the valve British Thermal Unit is the quantity of heat required to raise the temperature of one pound of water 1 F A switch device in a motor used to change the path of electricity from both start and run winding to run winding only It also completes the circuit to the heat source when motor reaches speed Air movement measured in cubic feet per minute Devices attached to the inside of the tumbler used to lift and tumble the clothes during operation of the dryer A device which accepts and registers the number and denomination of coins used to start dryer A construction of aluminum
62. iance in a home that does not have three wire grounding receptacle Under no condition is grounding prong to be cut off or removed It is the personal responsibility of the consumer to contact a qualified electrician and have properly grounded three prong wall receptacle installed in accordance with appropriate electrical codes To avoid the risk of electrical shock or death this equipment must be grounded This equipment MUST be grounded In the event of an electrical short circuit grounding reduces the risk of electric shock by providing an escape wire for the electric current This unit is equipped with a cord having a grounding wire with a grounding plug The plug must be plugged into an outlet that is properly installed and grounded Consult a qualified electrician or technician if grounding instructions are not completely understood or if doubt exists as to whether the equipment is properly grounded Do not use an extension cord If the product power cord is too short have a qualified electrician install a three slot receptacle This unit should be plugged into a separate 60 hertz circuit with the electrical rating as shown in the appropriate drawing Models operate with a supply voltage of 120 Volts 6 16022904 Rev 0 2004 Maytag Appliances Company General Information Model Identification Model and serial number is located on the back of the console and cabinet It is important that you keep a record for future ref
63. ing the specific model being serviced Electrical Service Information Proper Grounding and Polarization of 120 Volts Wall Outlets For the safety of our customers and the Service Technician ALL appliances have a three prong power cord and MUST be connected to a properly polarized AND grounded wall outlet This information was written for those who do not understand grounding and polarization of a wall outlet A 120 volt wall outlet must always be wired as shown below Ground Neutral L1 ege Neutral side Round grounding prong 2004 Maytag Appliances Company About Ground Wires In the event of an electrical short circuit a ground wire reduces the risk of electric shock by providing an escape wire for the electric current Standard accepted color coding for ground wires is green or green with a yellow stripe Grounding wires and wires colored like grounding wires are NOT to be used as current carrying conductors To reduce the risk of fire electric shock serious injury or death all wiring and grounding must conform with the latest edition of the National Electric Code ANSI NFPA 70 or the Canadian Electrical Code CSA C22 1 and such local regulations as might apply It is the customer s responsibility to have the wiring and fuses checked by a qualified electrician to make sure your home has adequate electrical power to operate the dryer To avoid risk of personal injury or death due to electri
64. ional credit is given when 99 minutes is in the display Accumulator Pricing If the price is equal to the value of coin 1 then accumulator mode is in effect stacked models also require Fixed Cycle with Top Off option to be selected Cycle time can be purchased one coin at a time PD and PS models up to the maximum time of 99 minutes While in accumulator pricing stacked machines will credit all money to a cycle with a single button press Fixed Cycle With Top Off Pricing A dryer set to offer Top Off capability will allow time to be added to an existing dry cycle in increments equal to the number of minutes of dry time per quarter coin 1 up to 99 minutes regardless of the cost required to start the machine No credit is given for coins or debit inputs entered when the control is displaying 99 minutes PR Models In Enhanced Debit Mode the Top Off price can be set independently See VALUE OF COIN 2 and the top off time is calculated according to the following equation top off price top off time full cycle price full cycle length Penny increment offset is not applied to top off purchases Free Cycles and PN Models This is established by setting the cycle price to zero When this happens select cycle will appear rather than a cycle price Any cycle started as a free cycle will automatically terminate when the door is opened Debit Card Ready This appliance is debit card cable ready It will accept a v
65. mal Display Or Function Dryer Check f h Dries Too Neck for exhaust restriction Slowly 24 16022904 Rev 0 2004 Maytag Appliances Company Troubleshootinc Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide Dryer Will Not Heat Open gas supply valves for gas dryer Gas Dryer Only Check all circuit breakers and fuses that feed electric dryer Unplug dryer Check wiring and terminations gt between control board heater relay heater thermostats and motor Does the help mode show that Plug the dryer in Allow Replace the 140 the thermostats to cool deg thermostat No the 140 deg wi Ensure that they are thermostat is close to room closed temperature BD If the problem still Unplug the dryer Replace high exists replace the does the high limit L No p limit control board thermostat show thermostat continuity Yes Unplug dryer At room Unplug the dryer temperature is the Replace the 155deg a No Kees the 155 es ane E a ee No gt tia Si thermostat thermostat show element less than 0 eater coi continuity ohms Electric dryer
66. n authorized servicer please consult your telephone book or the distributor from whom you purchased this product For further assistance Contact your local commercial product distributor or visit Web site www maytagcommerciallaundry com Recognize Safety Symbols Words and Labels AA DANGER DANGER I mmediate hazards which WILL result in severe personal injury or death Ah WARNING WARNING Hazards or unsafe practices which COULD result in severe personal injury or death Ah CAUTION CAUTION Hazards or unsafe practices which COULD result in minor personal injury product or property damage N 16022904 Rev 0 2004 Maytag Appliances Company Table of Contents Important Information ccccceeeeeeeeeeceeeeeeeeeeteesteaeees 2 Thermostats TT 45 Important Safety Information 4 Cycling Thermostat 0 ceeeeeeeeeeeeeeteeeeenieeeeees 45 General Information Low Cycling Thermostat 0 cccceessseeeeesteeeeeeees 45 Model Identification 0 00 ceceeeeeeeeteeeeeeeeeeeeeetteeeeeeee 7 Thermal FUSG 0 ccceesecceeeeseeeeseeeeeeeeeeeeeeetenseneees 45 Commercial Dryer Nomenclature eeceeeeeees 7 Hi Limit Thermostat sea 45 Terminology Definitions 8 Blower Assembly 0 c cccceeeeeeeeeeeeeeeeeeeteteeeeetneeeees 45 How lt WorkS2 2 4 a SE H Blower ee enden 45 Gas Valve Assembly ccccceeeeseceeceeeeeteteesteeeeeeees 9 Blower Cover 45 Test e e EE 12 BIOWOD EAEE EA EA Ee
67. nce to the next code VAULT VIEWING Once selected SC this option may be deselected 00 Not Selected or OFF Selected or ON Press Delicates keypad once to select SC the money and or cycle counter will be viewable when the vault is opened If 00 is selected the service door will need to be opened to view the money and or cycle counter Press Permanent Press keypad once to advance to next code VALUE OF COIN 1 QUARTER DROP Represents the number of nickels 5 cent increments given to the value of each coin in code 600 regular cycle price or 3 00 special cycle price For example b 05 equals five 5 nickels or one 1 quarter b 20 equals twenty 20 nickels or one 1 00 dollar Press Whites amp Colors keypad to advance from 1 to 199 in nickels PS models ONLY Represents the total vend price in nickels Example b30 is equal to 1 50 Press Permanent Press keypad once to advance to next code 16022904 Rev 0 2004 Maytag Appliances Company 2004 Maytag Appliances Company EXPLANATION VALUE OF COIN 2 CANADIAN DOLLAR DROP Represents the number of nickels 5 cent increments given to the value of each Canadian dollar drop in the dollar coin slot For example c 20 equals twenty 20 nickels or one 1 Canadian dollar c 40 equals forty 40 nickels or two 2 Canadian dollars Press Whites amp Colors keypad to advance from 1 to 199 in nickels Press Permanent Press keypa
68. now if there is a path for current flow through a device continuity that to know the exact resistance ohms of the device Continuity tests of switches will show virtually no resistance across a closed contacts Resistance even low value indicate burned or dirty contacts in a switch When checking components or circuit paths for continuity external wiring should be disconnected to eliminate false readings through external paths Isolate what you want to test Drive Motor Check The motor features a leadless motor connection comprised of a quick connector wire harness which connects directly to the motor The connector has two locking tabs securing the connector to the motor switch Press on both locking tabs to release the connector from the motor switch Press Here to e Pomel With the wire harness connector removed press inward on the brown actuator disc in the motor The start and run winding can now be checked for proper ohms Place the leads from an ohm meter on the proper terminals as listed in the following chart Using an ohm meter you can also check the wiring harness for continuity from the timer to the motor 2004 Maytag Appliances Company Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power START WINDINGS CUSTOMER CIRCUIT HEATER el THERMAL PROTEC
69. oes vault switch Replace vault persists replace lt Yes open and close No gt pede control board properly i Dryer Without motorrelayand LN dere replace if necessar dryer service Program H y cycle Selection Dryer Check wiring and termination Does dryer door Replace Door Drum bi between control board motor _ switch open and No gt Zen Will Not relay door switch and motor close properly Turn J Yes See the PD 2004 Maytag Appliances Company Close the dryer door and enter operator mode using service switch Push a delicates keypad for at least 1 second Did a diagnostic code appear stacked dryer Yes diagnostic code troubleshooting ee If problem Does 25 VDC appear Repl cemotor persists replace No across coil of motor Mes P relay control board relay 16022904 Rev 0 guide Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Stack Dryer Diagnostic Program If a diagnostic diagnostic mode Dryer Enter Operator Seier Ee or clear diagnostic i bn Mode by unlocking P d codes press a Diagnostic the Ge Geer corresponding p gt BO keypad Program section of trouble for at least 1 shooting guide second customer cycles will be terminated
70. ollowing will appear if you selected OC in the cycle counter option 900 This is a View Only and cannot be altered When cycle counter is selected the numbers will flash in sequence Example 100 Represents number of cycles in HUNDREDS 102 200 200 Represents number of cycles in ONES 225 25 Total 225 Cycles Press Permanent Press keypad once to advance to next code The following will appear if you selected OC in the money counter option 1 0C This is a VIEW ONLY and cannot be altered The money counter can be reset by going to OFF 00 and ON 0C When money counter option is selected the numbers will flash in sequence Example Represents number of cycles in HUNDREDS 100 00 Represents number of cycles in ONES Number of CENTS 2004 Maytag Appliances Company 16022904 Rev 0 65 DRYER DIAGNOSTIC MODE This mode is entered by depressing DELICATES for one second while in any of the set up codes one through six or while dAS displays if operating with Maytag Data Acquisition setup or with a diagnostic code present Diagnostic codes are cleared on entry and all display segments should flash If a diagnostic code persists it must be corrected before the diagnostic cycle may be executed All Single Load Models With all segments flashing the diagnostic cycle is started by depressing the PERMANENT PRESS key pad The cycle consists of seven minutes of heat and 1 minute of cooldown The WHITES amp
71. on gas models the igniter is fragile 5 Remove heat enclosure 16022904 Rev 0 43 Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing EE 2y P D S t ANANA HAS W Four Screws UUU CG mm mm Note When reinstalling the seal will be mounted to the tumbler back in a clockwise rotation Start at the 11 00 position and place under the locking tabs The seal will overlap 1 1 4 The coated side which is the lighter of the two colors goes against the tumbler The seal is then looped in a U shape so the lighter colored side is against the tumbler back as it is slid in place under the tabs Bend tabs back over seal with a flat bladed screwdriver Roller and Bearing Assembly 1 Disconnect power supply to unit 2 Remove Front Shroud Assembly 6 From back of dryer remove four screws holding 3 Remove Tumbler and Belt Tumbler Back Assembly 4 Remove retaining ring from groove in shaft 7 Remove the assembly 5 Remove fiber washer and roller 6 Remove nut securing roller shaft Back Seal 1 Disconnect power supply to unit 2 Remove Tumbler Back Assembly Q Si u Note For ease in servicing we recommend removal of the Tumbler Back Assembly from the dryer See Washer This will ensure the felt seal is secured roperly PREE Ny Roller Shaft 3 Remove the old f
72. or Sense Problem on control board or for more than 1 is operating due to power line second while the normally interference code is displayed No If diagnostic code still appears the Replaca the m power line is noisy control board and should be tested Try to Clear the diagnostic code by Push the Perm d4 or d20 SEN pressing the Press program Motor Control Circuit Delicates keypad LK keypad to start the Problem for more than 1 diagnostic second while the program code is displayed False indication diagnostic code No Control board reappear is operating normally Yes y Check the wiring between the control board and the motor EENS Replace the Fix the power line disturbance line supply to the No gt machine noisy control board Check for an e Unplug dryer and object blocking the If the d5 Blocked Coin 1 check the wiring coin drop optic If the problem still problem d13 Blocked Coin 2 and termination sensor It takes 8 exists replace the still exist Or Coin Drop Circuit between the coin seconds for the coin drop coin replace the Problem drop and the control to sensor control control board recognize the board blockage 16022904 Rev 0 35 2004 Maytag Appliances Company Troubleshootinc Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit
73. or galvanized steel pipe used to convey moisture laden air from the dryer to the outside The process of expelling moisture from garments by heat and or air movement A damper placed at the terminating end of the ducting which prevents air from entering the duct when the dryer is not running A stationary bearing surface at the front on which the dryer tumbler turns A coil used to open the first valve in the gas valve assembly It holds the valve open after the initial assistance from the booster coil A silicon carbide igniter located on the burner bracket near the main orifice It can reach a temperature of 2200 F in 30 seconds to ignite the gas when allowed to flow through gas valve orifice Asolid state indicator unit found as a single light and in a display Diode arrangement to numbers and letters An instrument for measuring the pressure of gas or air The brains of the control board A solid state count and switch processor device A unit of measurement of resistance opposition to the flow of current A circuit in which there is more than one current path Thermostat like device which reacts to the brightness or radiant energy output of a heat source A coil operated switch used to control dryer motors heating element or gas valve on computer models Relay A coil operated switch used to control dryer motors heating element or gas valve on Computer models Resistor A device used to limit the flow of current or r
74. over screws 1 Disconnect power supply to unit 2 Remove blower wheel 2 Remove Blower Assembly 3 Remove retaining ring clip from motor shaft positioned 3 Remove screw on back of cabinet securing Exhaust behind the blower impeller duct 4 Remove the motor support clips which retain the motor to the motor base Use a nut driver large enough to accept the hook end of the clip With a downward push of the driver onto the clip tilt the driver handle toward the motor to unhook the clip from the support HI i H Sen Di Ee 5 Remove motor from motor base C Mounting Screw Deg ja n a Motor Switch 1 Disconnect power supply to unit 2 Remove shroud tumbler front assembly Drive Motor Assembly Ek Pemove helis l 4 Remove tumbler Note The entire blower and drive motor assemblycan 5 Remove wire harness from motor switch by depressing be removed for servicing tabs on either side of the harness connector and lift 1 Disconnect power supply to unit the connector from the switch 2 Remove Front Shroud Assembly 6 Remove two screws holding switch to Drive Motor 3 Remove the Belt and Tumbler 7 Disengage the thermal protector switch from the motor 4 Remove the screw in front of the Blower Assembly switch body that secures the assembly to the base frame Note This can be done by either inserting a small flat 5 Remove wire harness from Drive Motor and blade screwdriver into the
75. p Colors key at anytime to exit help mode In help mode other display symbols and elements are mapped to reflect the state of various input and outputs as follows Single Load Dryers DISPLAY DESCRIPTION i Low voltage present below 90VAC Circle above digit Door closed amp 140 thermostat closed OR Motor sensed running AIR Heater gas valve relay on FLUFF Motor relay on Stacked Dryer Models Upper Dryer Only Upper Half Of Display A Upper dryer motor sensed running Circle above digit Upper dryer door closed COOL Upper dryer 140 thermostat closed OR Upper dryer heater relay on amp Upper dryer motor relay on Lower Dryer Only Lower Half Of Display S Low voltage present below 90VAC ww Lower dryer motor sensed running Circle above digit Lower dryer door closed COOL Lower dryer 140 thermostat closed OR Lower dryer heater relay on amp Lower dryer motor relay on 66 16022904 Rev 0 2004 Maytag Appliances Company
76. r 3 Remove screw securing Coin Sensor to the rear of the Coin Drop Acceptor LS d e NEE ee T Coin Drop Door Assembly 1 Disconnect power supply to unit 2 Open the door and remove the center screw of each hinge secured to the inner flange of the front panel in the door opening 3 Grasp the door with both hands and lift the door in the hinge area and draw the door assembly away from the machine This will disengage the hinges from the slots in the front shroud 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death ay WARNING disconnect power to unit before servicing Reversing Door Assembly Note NOTALLDOORS ARE REVERSIBLE Disconnect power supply to unit Remove Door Assembly Remove the plastic hinge hole covers on the opposite side of the door opening Remove the hinges from the door itself and relocate them to the other side of the door Remount the door into the slots on the opposite side of the door opening in the front shroud and secure with one screw into each hinge Mount the plastic hinge hole covers onto the side the hinges were previously on to cover the slots in the front shroud OP ON o D Counter Sunk Door Disassembly 1 Disconnect power supply to unit 2 Remove ten screws located across the bottom and along either side of the door panel The top edge of the outer panel is folded over the inner door plug
77. r going to all of the dryers Are other machines at this location giving a d9 diagnostic code No the control board If problem persists replace Clear diagnostic code by pushing a Delicates keypad for at least 1 second while code is displayed Is card reader installed m v Does diagnostic code remain Replace control Yes board False indication Ng control board Check wiring between debit Power down and Replace card card reader LK upmachineto KM reader or and control reset card reader control board board Install reader call distributor to reset control board PDA will not reset board 28 16022904 Rev 0 2004 Maytag Appliances Company Troubleshooting Procedures Ah WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power Stack Dryer Troubleshooting Guide Mahe sure Doth Se dE See Diagnostic Display Is gt n ie Sat p service switch Is Yes code Trouble Blank GE diagnostic code Shooting Guide i displayed I No Sg Plug in dry
78. rvice Maytag products depends largely upon the condition you encounter Locating a malfunction will often require the use of electrical testing equipment such as Analog Test Meter can be used to check for open or closed circuits measure resistance AC and DC volts and temperature Digital Test Meter can be used to check for open or closed circuits measure resistance AC and DC volts and temperature CT wem Air Test Meter can be used to check back pressure in the exhaust duct Vent restriction can cause back pressure and disrupt normal operations of the dryer 12 16022904 Rev 0 Water Column 038205 Manometer Clamp On Ammeter can be used to detect shorts Overloads on the circuit breaker or fuse can be traced to either the dryer or circuit breaker by checking the dryer current draw AC Voltage Sensor can be used to alert you if AC voltage is present so proper safety precautions can be observed The tip of the sensor will glow bright red if voltage is between 110 600 volts AC Water Column Manometer can be used to check gas pressure being supplied to the dryer and the outlet tap pressure on the gas valve 2004 Maytag Appliances Company Troubleshooting Procedures AA WARNING To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing unless testing requires power General Specifications 6 0 Cubic Feet One washer loa
79. s swing the bracket to the outside and unhook the bracket from the slot in the top cover lip Note If the door is still positioned on the front shroud open the door prior to lifting the front of the top cover and tilt the top cover toward the rear of the machine Door Switch 1 Disconnect power supply to unit 2 Remove Front Panel 3 Remove wires from switch 4 Squeeze tabs on switch together and remove switch 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death ay WARNING disconnect power to unit before servicing Front Shroud Assembly Removal 1 Disconnect power supply to unit 2 Remove Front Panel and Door Assembly 3 Remove hold down brackets securing Top Cover to the Cabinet 4 Remove four outer perimeter screws holding Shroud Assembly to cabinet NOTE Remove the lowest outside screws on each corner and then the top outside screws Leave the four inner screws in place 4 Remove the four 1 4 hex head screws and the one cross recess countersunk screw securing the outlet duct to the tumbler front Note Two of the hex head screws are hidden under the felt seal Pull the outlet duct free from the tumbler front Remove these 0 CERES SEE
80. s used near children This is a safety rule for all appliances Before the dryer is removed from service or discarded remove the door to the drying compartment Do not reach into the dryer if the drying tumbler is moving Do not install or store the dryer where it will be exposed to water and or weather Do not tamper with the controls Do not repair or replace any part of the dryer or attempt any servicing unless specifically recommended in the User Maintenance instructions or in published user repair instructions that you understand and have the skills to carry out To reduce the risk of an electric shock or fire do not use an extension cord or an adapter to connect the dryer to the electrical power source Use your dryer only for its intended purpose drying clothes Always disconnect the dryer from electrical supply before attempting any service Disconnect the power cord by grasping the plug not the cord Install the dryer according to the Installation Instructions All connections for venting electrical power and grounding must comply with local codes and be made by licensed personnel when required Do not do it yourself unless you know how To reduce the risk of fire clothes which have traces of any flammable substances such as vegetable oil cooking oil machine oil flammable chemicals thinner etc or anything containing wax or chemicals such as in mops and cleaning cloths must not be put into the dryer These flamma
81. sassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing 5 Remove screws securing Front Panel 6 Remove screws securing Selector Switch 7 Disconnect wires on Selector Switch Note Make note of wire location Push To Start Switch 1 Disconnect power supply to unit 2 Unscrew knurl nut Timer 1 Disconnect power supply to unit 2 Remove Timer Knob E k Nut 3 Remove Front Panel Screws pam i 3 Remove Front Panel 4 Disconnect wires on switch Machine In Use Light 1 Disconnect power supply to unit 2 Remove Front Panel Note Make note of wire locations 3 Slide light off lens 4 Disconnect wire connection 4 Remove two screws securing Timer to Front Panel 5 Disconnect wires on Timer Selector Switch 1 Disconnect power supply to unit 2 Remove Timer Knobs for both dryers 3 Remove four screws securing Facia to Front Panel 4 Remove Selector Switch Knob Machina In Use Light 54 16022904 Rev 0 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death ay WARNING disconnect power to unit before servicing STACK DRYER FLAT FRONT MODELS Note The following section is exclusive to the Flat Front Model stack dryers Front Panel 1 Disconnect power supply to unit 2 Remove two security screws securing Front Panel Facia Screw
82. securing the Control Panel under the Console Service Switch Wires 50 16022904 Rev 0 2004 Maytag Appliances Company Disassembly Procedures To avoid risk of electrical shock personal injury or death ay WARNING disconnect power to unit before servicing 3 Remove three screws securing the Microprocessor to the Control Panel Remove Screws 4 Observe the position of the harness connector plugged into the Microprocessor Board 0000000000000000 0000000000000000 C 00000000000000 Harness Connector Coin Drop Microprocessor 1 Disconnect power supply to unit 2 Remove four security screws securing the Facia Coin Drop Disconnect power to the machine Remove the Service Panel 3 Remove three security torx screws and two pozi drive screws securing the Control Panel N Microprocessor 2004 Maytag Appliances Company 16022904 Rev 0 51 Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Remove iN 4 Lift control panel away from the dryer Swing Out and Away 5 Remove two 5 16 screws holding coin drop mounting plate QUARTERS COIN Remove Screws 52 16022904 Rev 0 6 Remove two screws securing coin drop to mounting plate Front Panel 1 Disconnect power to the machine 2 Remove the Service Panel and Control Panel 3 R
83. slot near the switch thermostats on Blower Cover terminals or breaking the switch body The 6 Remove two screws securing motor to base frame An thermal protector switch is not replaceable and is extension is required to reach the screws Screws part of the motor assembly are located directly behind the Blower Housing Idler Arm Assembly 1 Disconnect power supply to unit 2 Remove Front Shroud Assembly 3 Remove Belts and Tumbler 4 Unhook idler spring from the base frame and remove screw securing the assembly to motor support bracket 7 Carefully lift the front half of the blower assembly and slide forward to disengage the motor base rear tab from the slot in the base frame Idler Arm Assembly 2004 Maytag Appliances Company 16022904 Rev 0 47 Disassembly Procedures To avoid risk of electrical shock personal injury or death disconnect power to unit before servicing Remove retaining clip from groove in shaft 4 Remove the two screws securing the coil holding Remove fiber washer bracket Remove Idler Pulley and bearing Remove second fiber washer ONO Idler Shaft Idler Arm N RE Washer Idler Pulley Washer Clip Washer Hex Head Bolt Note There is a fiber washer between the pulley and the idler arm When replacing parts be certain the order of replacement is correct Note The position of the flange of the idler pulley is important The flange should be positioned on
84. tes per coin Example Six 6 quarters times x five 5 minutes 30 minutes Adjustable from 1 99 minutes by pressing the Whites amp Colors keypad Press Permanent Press keypad once to advance to next code PN MODELS ONLY Represents the cycle length for free cycles An ex ample 730 represents 30 minutes PS MODELS ONLY Represents the total number of minutes per slide Example 748 represents 48 minutes TYPE OF DRY TIME Fixed cycle with top off For detailed description see General Use Infor mation Use Delicates keypad to make this selection Fixed cycle For detailed description see General User Information Use Delicates keypad to make this selection Press Permanent Press keypad once to advance to next code CYCLE COUNTER OPTION This option is either Selected ON or Not Selected OFF Not Selected or OFF Selected or ON Press Delicates keypad three consecutive times to select ON Once this option is selected you cannot go back to 00 Press Permanent Press keypad once to advance to next code 16022904 Rev 0 2004 Maytag Appliances Company EXPLANATION MONEY COUNTER OPTION This option is either Selected ON or Not Selected OFF Not Selected or OFF Selected or ON Press Delicates keypad three consecutive times to select ON and three consecutive times to remove Not Selected OFF Reset counter by going from OFF to ON To select ON and not be able to be desele
85. use box or circuit breaker should be suspected e Shorted heating element to housing e Incorrect wiring or a wire shorting to ground e Drive motor winding shorting to ground Gas Models e During ignition the dryer will draw 7 amps With the burner ON the dryer will draw 4 5 amps If the dryer is drawing amperages below this then the house wiring fuse box or circuit breaker are suspected to be at fault e Igniter harness loose and shorted to base e Incorrect wiring or wire shorted to ground e Drive motor winding shorting to ground 2004 Maytag Appliances Company Will Not Shut Off On time dry settings check the following e Timer motor receiving proper voltage e Check timer motor connections e Timer functional Will Not Dry If dryer will not heat motor runs check the following e Restricted exhaust caused by plastic or thin foil flexible duct Open heating element Hi Limit thermostat trips too soon or is open Cycling thermostat trips too soon or is open Temperature selector switch mis wired or contacts open e Timer functional e Cycle selector switch mis wired or contacts open e Drive motor centrifugal start switch not allowing voltage to gas valve or heating element If improper drying clothes wrinkled rough texture taking too long to dry check the following e Restricted exhaust caused by plastic or thin foil flexible duct Lint filter is not clean Restriction in exhaust Outsi
86. wer to unit before servicing unless testing requires power Single Dryer Troubleshooting Guide No Response Enter service mode using using Toc H 1 Is the display blank No _ service switch Does display Yes gt Re o oin or contain a diagnostic code 9 Coin 2 Timings for the coin slide Yes EOE mode will cause coins to selected P gt not be counted Deselect the coin slide See Blank SE Display section No y Coins are ignored if in Is debit only mode Yes debit only mode Select selected the coin and debit or coin only mode No y The price and amount Is price suppression Yes remaining to be added selected do not display in price suppression mode No AA Drop a coin through the coin Go to the section 1 or coin 2 drop does the Yes p gt Abnormal Display in the display flash Or Function No v Check the coin Check wiring and termination mechanism for Lk between coin 1 or coin 2 proper adjustment drop and the control board Unplug dryer and the coin 1 connector ee Is the resistance between the red wire and If the problem still No _ the white wire in the coin No exists replace the 1 connector greater than optic sensor 10K ohms Clean the
87. y holding the keypad down 2 The Permanent Press keypad will advance you through the programmed codes Holding the keypad down will automatically advance through programs at a rate of one 1 per second 3 The Delicates keypad is used to select or deselect options This is an OFF or ON selection START OPERATING SET UP PD and PS Models Single Load Dryer Insert access door key turn and lift to remove access door PD Models Stacked Dryers Insert access panel key and turn PN Models Insert service key and turn to PROGRAM PR Models Once the debit card reader is installed according to the reader manufacturer s instructions the set up mode can be entered by inserting a manual set up card supplied by the reader manufacturer into the card slot If manual set up card is not available manual set up mode can be entered by removing connector AAT on the circuit board CAUTION The console must not be opened unless power is first removed from the dryer To access connector AA1 remove power open console disconnect plug on AA1 close console apply power to dryer The dryer is now in the set up mode 58 16022904 Rev 0 NOTE Before proceeding please note that an owner can choose to uncrate a new commercial machine hook it up plug it in and have a unit which operates PD units are pre set at the factory for fixed cycle price with top off PR and PN units are pre set for free cycle operation so they

Maytag MAV6300 Washer/Dryer User Manual

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