Maytag MED / GD 9700S Technical Education
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Maytag MED / GD 9700S Technical Education

Front-loading gas and electric dryers
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ML-2
TECHNICAL EDUCATION
Epic™
FRONT-LOADING
GAS AND ELECTRIC
DRYERS
MODELS: MED / GD 9700S
MED / GD 9600S
JOB AID 8178601

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Summary of Contents for Maytag MED / GD 9700S

  • Page 1 ML-2 TECHNICAL EDUCATION Epic™ FRONT-LOADING GAS AND ELECTRIC DRYERS MODELS: MED / GD 9700S MED / GD 9600S JOB AID 8178601...
  • Page 2 GOALS AND OBJECTIVES The goal of this Job Aid is to provide detailed information that will enable the In Home Service ™ Professional to properly diagnose malfunctions and repair the Maytag Epic Front-Loading Gas and Electric Dryers. The objectives of this Job Aid are to: •...

  • Page 3: Table Of Contents

    Safety First ............................1-1 Model & Serial Number Designations ..................... 1-2 Model & Serial Number Label And Tech Sheet Locations ............. 1-3 Specifications ..........................1-4 Maytag Dryer Warranty ........................1-5 INSTALLATION INFORMATION ......................2-1 Installation Instructions ........................2-1 DRYER USE ............................3-1 COMPONENT ACCESS ........................
  • Page 4 — NOTES — - iv -...

  • Page 5: General

    GENERAL SAFETY FIRST Your safety and the safety of others is very important. We have provided many important safety messages in this Job Aid and on the appliance. Always read and obey all safety messages. This is the safety alert symbol. This symbol alerts you to hazards that can kill or hurt you and others.

  • Page 6: Model & Serial Number Designations

    MODEL & SERIAL NUMBER DESIGNATIONS MODEL NUMBER MODEL NUMBER PRODUC T G ROUP M = Maytag FUEL TYPE E = Electric G = G as PRODUC T D = Dryer S ERIES 5 = L EAP 6 = Oasis 7 = 24" Front L oad...

  • Page 7: Model & Serial Number Label And Tech Sheet Locations

    MODEL & SERIAL NUMBER LABEL AND TECH SHEET LOCATIONS The Model/Serial Number label and Tech Sheet locations are shown below. Model & Serial Number Label Location Tech Sheet Location (Behind Lower Access Panel)

  • Page 8: Specifications

    SPECIFICATIONS...

  • Page 9: Installation Instructions

    YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS, WHICH VARY FROM STATE TO STATE OR PROVINCE TO PROVINCE. Outside the 50 United States and Canada, this warranty does not apply. Contact your authorized Maytag dealer to determine if an other warranty applies.
  • Page 10 123456654172 123489 41723 4   7  Gather the required tools and parts before starting installation.   Read and follow the instructions provided with any tools listed here. Are you placing the dryer on a pedestal? You have the option of Flat-blade screwdriver Vent clamps purchasing a pedestal separately for this dryer.
  • Page 11 12345627 89 6 9 975  9 6 97627 1234546 2627 44  99 4 4!9 459 64 47 "42 #  3$ 4 42679# 44  2  9 % &439  9 45 945 '( 673$9 )*+ 3 , 4!2"9 5$9 22 2 4 4 49 675445627% -46 9 52 2 2 347 9 5 67 945$# 92627# 2 6 9% 2 6799 *Most installations require a minimum 5"...
  • Page 12 2345678946 22 68397 7 5 7392 123455262727896 9468  3968483 962 8 96 946 For cabinet installation, with a door, minimum ventilation openings in the top of the cabinet are required. 2 3456784697 7 67 7 46576 2  675 794786 *Required spacing **For side or bottom venting, 0" (0 cm) spacing is allowed. 5544573 72345678946 22 68397 7 5 73975546 2 *Required spacing **For side or bottom venting, 0"...
  • Page 13 123456782967 7 4 42574 55 42764696  A 4-wire power supply connection must be used when the appliance is installed in a location where grounding through This dryer is suitable for mobile home installations. The the neutral conductor is prohibited. Grounding through the installation must conform to the Manufactured Home neutral is prohibited for (1) new branch-circuit installations, Construction and Safety Standard, Title 24 CFR, Part 3280 (2) mobile homes, (3) recreational vehicles, and (4) areas...
  • Page 14 T o supply the required 4 wire, single phase, 120/240 volt, 60 Hz., AC only electrical supply on a separate 30-amp circuit, fused on both sides of the line. A time-delay fuse or 99 circuit breaker is recommended. Connect to an individual branch circuit.
  • Page 15 1234567482 9 3457   2  3629 6 76345763 1234546 1234546 9  9  9  ##9  8  9 92 9  9  869 4   9 87  2 9   869 6 9892 9   869 6 9892  96  9 !9 9 "# 98968  96 2  96  9 !9 9 "# 98968  96 2 $ 96 968 9 %&69  969 9' 6 969...
  • Page 16 234567869 5 26 562  6 54 5 645 2 465 2 62  Unscrew the removable conduit connector and any 63# 6$%56$8 &63#6 446'56 )626 5 2  screws from a / " (1.9 cm) UL listed strain relief (UL 5 2 (628 marking on strain relief). Put the threaded section of the strain relief through the hole below the terminal block 4-wire receptacle A UL listed, 4-wire connection:...
  • Page 17 123456789 68 49 7 4568 7345677 789   A 4-wire connection is required for mobile homes and where local codes do not permit the use of 3-wire connections. Direct wire cable must have 5 ft (1.52 m) of extra length so dryer can be moved if needed. Strip 5"...
  • Page 18 Connect ground wire (green or bare) of direct wire cable to Loosen or remove center silver-colored terminal block screw. external ground conductor screw. Tighten screw. Connect neutral wire (white or center wire) of power supply cord to the center, silver-colored terminal screw of the terminal block.
  • Page 19 When connecting to the terminal block, place the hooked end of 123456789 4 95663456 the wire under the screw of the terminal block (hook facing right), squeeze hooked end together and tighten screw, as shown. 89         9         9                   2 Remove center silver-colored terminal block screw. Remove neutral ground wire from external ground conductor screw.
  • Page 20  Recommended hood styles are shown here. 3456789 234567839 3 3 3  3  Vent products can be purchased from your dealer or by calling Maytag Services. For more information, see the 3456789 ?Assistance or Service? section of this manual. 3456789 7   3 3 7 3 3 The angled hood style (shown here) is acceptable.
  • Page 21 74326 3 74 7322374 An exhaust hood should cap the vent to keep rodents and insects from entering the home. This dryer can be converted to exhaust out the right side, left side or through the bottom. If you prefer, you may contact your local Exhaust hood must be at least 12"...
  • Page 22 2345 27383258 43 The following kits for close clearance alternate 2345 installations are available for purchase. Please see the Side and bottom exhaust installations have a 90 º turn “Assistance or Service” section of this manual to order. inside the dryer. T o determine maximum exhaust length, add one 90º...
  • Page 23 Examine the leveling legs. Find the diamond marking. Lift and pull forward on the door so that the keyhole clears the screw head. Remove the door. Lay the dryer door on a flat, protected surface with the inside door assembly facing up. Remove the last screw from Step 1. Remove the 2 screws holding the handle to the door.

  • Page 24: Dryer Use

    89 7   9  2 Remove the 2 screws that hold the handle bracket to the door. Peel off the label located on the opposite side of the door opening covering the hinge mounting holes. Apply the label over the original hinge holes. Insert a screw in the second opening from the top of the hinge opening and partially tighten.
  • Page 25 12342 564 67897 3 9 199 1234546 1234546     !" .!  !" # $% ! " & !' (  4 *(!    ! & 9 ) ' * $!  "!!9 +   "! () ( ( &! ("   $   +   "! () ( ( &! ("...
  • Page 26  Press the CYCLE END SIGNAL button to set signal : Drying will continue from where the cycle was interrupted volume to desired level. if you close the door and press Start within 5 minutes. If the cycle is interrupted for more than 5 minutes, the dryer will shut off. Press and hold HOLD TO START button until dryer starts Select new cycle settings before restarting the dryer.
  • Page 27 123245 678925  5 Y ou may follow the progress of your dryer with the drying status Select the drying cycle that matches the type of load you are indicator lights. drying. See Automatic preset or Manual preset cycle settings charts. 1 57 8 234563789 746 87 When a cycle is first turned on, the Sensing light illuminates until...
  • Page 28 1234563789 3988 9 337 173746  632 6789 8   3  3  9 3  78  3 696 9 632 9 46 !3 When you are unable to remove a load of clothes from the dryer High as soon as it stops, wrinkles can form. The Extra Care feature Heavyweight mixed loads, towels, periodically tumbles, rearranges and fluffs the load to help reduce jeans wrinkling.
  • Page 29 23457 1234567896 8 4 Do not allow items to hang over the edge of the rack. The Cycle End Signal produces an audible sound when the drying cycle is finished. Promptly removing clothes at the end of the cycle reduces wrinkling. Close the door. Select a Manual cycle, and choose a temperature or Air Only (see following chart).

  • Page 30: Component Access

    COMPONENT ACCESS This section instructs you on how to service each component inside the Epic Front-Loading Gas and Electric Dryers. The components and their locations are shown below. COMPONENT LOCATIONS Drum Light Electronic Control Board User Interface Belt & Drum Drum Roller (1 of 4) Thermal Cutoff...

  • Page 31: Removing The Electronic Control Board

    REMOVING THE ELECTRONIC CONTROL BOARD Lift the rear of the top cover and slide it WARNING back so the tabs clear the catches on the bracket, and remove the cover from the unit. NOTE: Make sure that the tabs slide under the bracket catches when you rein- stall the top cover.
  • Page 32 Remove the following connectors and 10. Squeeze the two board supports and re- wires from the electronic control board: move the electronic control board from the bracket. 5-wire connector at P1. Red and black wires at relay K1. 7-wire connector at P2. Ribbon cables at P3 and P4.

  • Page 33: Removing The Console & The Touchpad Subassembly

    REMOVING THE CONSOLE & THE TOUCHPAD SUBASSEMBLY Remove the two screws from the console WARNING bracket. Console Bracket Screws Electrical Shock Hazard Disconnect power before servicing. Open the door and pull out on the bottom Replace all parts and panels before of the console to release the locking tabs operating.
  • Page 34 Place the console assembly on a padded 11. Remove the selector knob. work surface with the bracket side facing 12. Remove the touchpad subassembly from up, as shown in step 10. the console by unsnapping the six catches. 10. Remove the four hex-head screws from Use your thumb or a screwdriver.

  • Page 35: Removing The Door Switch

    REMOVING THE DOOR SWITCH Push the wire holder out of the chassis WARNING hole. Press a screwdriver blade against the locking arms on each side of the door switch, (from behind the cutout), and push the switch and wiring harness out. Electrical Shock Hazard Disconnect power before servicing.

  • Page 36: Removing The Thermal Fuse, Thermistor, Drive Motor, & Belt Switch

    REMOVING THE THERMAL FUSE, THERMISTOR, DRIVE MOTOR, & BELT SWITCH Remove the hex-head screw from the lint WARNING duct bracket and remove the bracket. Remove the three hex-head screws from the lint duct and remove the duct. Lint Duct Screws Electrical Shock Hazard Disconnect power before servicing.
  • Page 37 To remove the drive motor: 7/16 inch Open- End Wrench a) Remove the wires from the thermal fuse and thermistor terminals (see the photo in step 7 on page 4-7). b) Reach around behind the drive motor and push the idler wheel arm to the left, then remove the tension, and remove the belt from the idler pulley.
  • Page 38 g) Lift the top locking tab of the motor To remove the belt switch: harness plug and pull the top pins away a) Remove the 3/8 inch hex shoulder- from the motor connector, then release washer screw from the idler pulley as- the bottom tab, and remove the plug.

  • Page 39: Removing The Heater, The High-Limit Thermostat, & Thermal Cutoff (Electric Dryers Only)

    REMOVING THE HEATER, THE HIGH-LIMIT THERMOSTAT, & THERMAL CUTOFF (ELECTRIC DRYERS ONLY) Remove the hex-head screw from the WARNING heater shield and remove the shield. Heater Electrical Shock Hazard Shield Disconnect power before servicing. Replace all parts and panels before operating.
  • Page 40 To remove the high-limit thermostat or High-Limit Thermostat the thermal cutoff: (Red-White & Black Wires) a) Disconnect the wires from the high- limit thermostat or the thermal cutoff. b) Remove the two hex-head screws. Thermal Cutoff (Red & Black Wires) Heater Terminal Block (Red &...

  • Page 41: Removing The Belt, Drum, & Rollers

    REMOVING THE BELT, DRUM, & ROLLERS Disconnect the 3-wire moisture sensor con- WARNING nector from the main harness connector. Electrical Shock Hazard Moisture Sensor Disconnect power before servicing. Connector Replace all parts and panels before operating. Failure to do so can result in death or electrical shock.
  • Page 42 11. To remove the belt and drum: c) Lift the drum and remove it from the unit. a) Grasp the sides, lift, and pull the front panel forward so that the top screws are free of the keyhole slots. Lower the panel so that the drum sits on the com- ponents inside the cabinet, and slide the front panel and rollers away from...
  • Page 43 DRUM INSTALLATION NOTE: Be sure to NOTE: There are two rollers on the front panel position the drum with the clip toward the rear and two on the rear panel, as shown below. when you reinstall it. Front Panel (inside) Rear Panel (inside) Position Clip Front...

  • Page 44: Removing The Drum Light Socket

    REMOVING THE DRUM LIGHT SOCKET Remove the bulb from the drum light WARNING socket. Remove the screw from the drum light holder and pull it forward so you can access the wires. Electrical Shock Hazard Drum Light Disconnect power before servicing. Holder Screw Replace all parts and panels before operating.
  • Page 45 Squeeze the locking arms and remove the socket from the drum light holder. Squeeze Arms 4-16...

  • Page 46: Removing The Moisture Sensor

    REMOVING THE MOISTURE SENSOR Remove the three inside screws from the WARNING outlet grille. Outlet Grille Screw Screw Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock.

  • Page 47: Removing The Burner Assembly, Flame Sensor, And High-Limit Thermostat

    REMOVING THE BURNER ASSEMBLY, FLAME SENSOR, AND HIGH-LIMIT THERMOSTAT (GAS DRYERS ONLY) WARNING Burner Assembly Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. To remove the burner assembly: Failure to do so can result in death or a) Remove the two hex-head screws from electrical shock.
  • Page 48 b) Disconnect the following wires from the e) Remove the two hex-head screws from burner assembly: the burner mounting bracket, and pull the burner assembly out of the unit. • Blue and white wires from the flame sensor terminals. • 2-wire connector from the ignitor. •...
  • Page 49 g) To remove the coils from the burner b) Remove the hex-head screw from the assembly, remove the two screws from flame sensor and remove the sensor the bracket, and lift the two coils off the from the venturi. cores. Screw Bracket Screws Flame Sensor...

  • Page 50: Component Testing

    COMPONENT TESTING Before testing any of the components, perform • Check all connections before replacing com- the following checks: ponents, looking for broken or loose wires, failed terminals, or wires not pressed into • Control failure can be the result of corro- connectors far enough.

  • Page 51: Drive Motor

    WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. DRIVE MOTOR 6. Touch one ohmmeter test lead to the blue motor wire connector, and the other test Refer to page 4-7 for the procedure for servic- lead to connector pin 3 (violet wire).

  • Page 52: Thermal Fuse

    WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. THERMAL FUSE Refer to page 4-7 for the procedure for servic- ing the thermal fuse. Electric Dryers: The thermal fuse is wired in series with the drive motor.

  • Page 53: Thermistor

    THERMISTOR 8. Hold a glass bulb thermometer capable of reading from 32°C to 82°C (90°F to 180°F) Refer to page 4-7 for the procedure for servic- in the center of the exhaust outlet. Mea- ing the thermistor. sure the exhaust temperatures with the The thermistor monitors the exhaust temper- heater on and off.

  • Page 54: Thermal Cutoff (Electric Dryers Only)

    WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. THERMAL CUTOFF (ELECTRIC DRYERS ONLY) Refer to page 4-10 for the procedure for ser- vicing the thermal cutoff.

  • Page 55: Door Switch

    WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. DOOR SWITCH Resistance Tests Refer to page 4-6 for the procedure for servic- 1. Unplug dryer or disconnect power. ing the door switch.

  • Page 56: Gas Burner Coils

    WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. GAS BURNER COILS BURNER IGNITOR Refer to page 4-18 for the procedure for ser- Refer to page 4-18 for the procedure for ser- vicing the gas burner assembly.

  • Page 57: Flame Sensor

    WARNING Electrical Shock Hazard Disconnect power before servicing. Replace all parts and panels before operating. Failure to do so can result in death or electrical shock. FLAME SENSOR HIGH-LIMIT THERMOSTAT Refer to page 4-18 for the procedure for ser- Refer to pages 4-10 or 4-18 for the procedure vicing the flame sensor.

  • Page 58: Diagnostics And Troubleshooting

    DIAGNOSTICS AND TROUBLESHOOTING DIAGNOSTICS WARNING IMPORTANT Electrostatic Discharge (ESD) Sensitive Electronics ESD problems are present everywhere. ESD may damage or weaken the electronic con- trol board. The new control assembly may appear to work well after repair is finished, Electrical Shock Hazard but failure may occur at a later date due to Disconnect power before servicing.

  • Page 59: Display Fault/Error Codes

    DISPLAY FAULT/ERROR CODES DISPLAY DESCRIPTION EXPLANATION AND RECOMMENDED PROCEDURE “PF” flashes to indicate that a power failure occurred while the dryer was running. Press HOLD TO START to continue Power failure the cycle, or press OFF/Pause to clear the display. Thermistor “E1”...
  • Page 60 Diagnostic: Console switches and indica- Diagnostic: Moisture Sensor tors. Locate the two metal strips on the face of the Pressing each button, or turning the cycle se- lint screen housing. Bridge these strips with a lector to each cycle, should cause a beep tone wet cloth or a finger.

  • Page 61: Troubleshooting

    TROUBLESHOOTING TROUBLESHOOTING GUIDE PROBLEM POSSIBLE CAUSE / TEST NOTE: Possible Cause/Tests MUST be performed in the sequence shown for each problem. WILL NOT POWER UP. 1. Supply connection. See TEST #1. ( No response when Control 2. Check harness connections. On button is pressed.) 3.
  • Page 62 c) With an ohmmeter, check for continuity • If there is no continuity, replace the between the neutral (N) terminal of the power cord and test the dryer. plug and P1-2 (white wire) on the elec- • If there is continuity, go to step b. tronic control board.

  • Page 63: Electric Dryer

    TEST #2: MOTOR CIRCUIT TEST Check for the resistance values of the motor’s Main and Start winding coils, as This test will check the wiring to the motor and shown in the following table. NOTE: Main the motor itself. The following items are part of and Start winding coils must be checked at this system: the motor.
  • Page 64 • If belt switch is okay and there is still an Gas Dryers Only: open circuit, check and repair the wir- a) Perform TEST #3b (Thermal Fuse Test). ing harness. If the thermal fuse is okay, proceed to • If the Start winding is in question and step b.
  • Page 65 Electric Dryers Only: Heat will not shut off: a) Connect the ohmmeter test probes to Unplug dryer or disconnect power. the red wires at the thermal cutoff and Use an ohmmeter, and touch the test the heater. leads to electronic control board points •...
  • Page 66 If E1 or E2 does not flash in the display, the TEST #3b: THERMAL FUSE TEST connections to the thermistor are good. Therefore, check the thermistor’s resis- Unplug dryer or disconnect power. tance value at any or all of the temperature Access the thermal fuse by first removing levels in question, using the Timed Dry the toe panel.
  • Page 67 TEST #3c: THERMAL CUTOFF TEST • Access the moisture sensor and discon- (ELECTRIC DRYERS ONLY) nect the sensor wires from the harness (see the illustration below). Proceed to If the dryer does not produce heat, check the step 8. status of the thermal cutoff. Unplug dryer or disconnect power.
  • Page 68 Measure the resistance across the pins of A particular group of LEDs does not light the mating connector. If a small resistance is measured, replace this harness. A group or combination of LEDs share a com- Measure the resistance across each of mon electronic connection.
  • Page 69 Checking The Button Functions • If using a digital meter, the resistance reading should go from infinity down to Before replacing the electronic control board, approximately 1 to 3.5 MΩ (megohms). check for proper button function as follows: If available, you can use the “diode test” •...
  • Page 70 Checking The Rotary Cycle Selector TEST #6: DOOR SWITCH TEST Using the following table, check the resistance Go into the Diagnostic Test mode on page 6-2. at each cycle setting. The door switch function is verified with a beep each time the door is opened and closed, and •...
  • Page 71 — NOTES — 6-14...

  • Page 72: Wiring Diagrams

    WIRING DIAGRAMS ELECTRIC DRYER LINE L2 L1 LINE BK 240 VOLTS W NEUTRAL 120 VOLTS NEUTRAL TERMINAL LINKED TO CABINET DRUM LAMP P1-3 DOOR DOOR P1-5 SWITCH NEUTRAL P1-2 NEUTRAL LT BU LT BU P1-4 USER INTERFACE MOTOR THERMAL FUSE (ACTIVE OVERLAY or 196°...
  • Page 73 — NOTES —...

  • Page 74: Product Specifications

    FOR WHIRLPOOL PRODUCTS: 1-800-253-1301 FOR KITCHENAID PRODUCTS: 1-800-422-1230 FOR ROPER PRODUCTS: 1-800-447-6737 FOR MAYTAG PRODUCTS: 1-800-688-9900 FOR TECHNICAL ASSISTANCE WHILE AT THE CUSTOMER’S HOME CALL: THE TECHNICAL ASSISTANCE LINE: 1-800-253-2870 HAVE YOUR STORE NUMBER READY TO IDENTIFY YOU AS AN...

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