Maytag MAT12PDD manual

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Table of contents for the manual

  • Page 1

    Commercial T op Load W asher This Base Manual covers general information Refer to individual T echnical Sheet for information on specific models This manual includes, but is not limited to the following: Service This manual is to be used by qualified appliance technicians only. Maytag does not assume any responsibility for property damage or person[...]

  • Page 2

    2 16022842 Rev . 0 ©2003 Maytag Appliances Comp any Import ant 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 p[...]

  • Page 3

    ©2003 Maytag Appliances Comp any 16022842 Rev . 0 3 Important Information .................................................... 2 Important Safety Information ......................................... 4 General Information Model Identification .................................................... 7 Model Nomenclature ................................[...]

  • Page 4

    4 16022842 Rev . 0 ©2003 Maytag Appliances Comp any WARNING ! T o 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 washer . • Refer to the Grounding Instructions in the Installation Manual for the proper grounding of the[...]

  • Page 5

    ©2003 Maytag Appliances Comp any 16022842 Rev . 0 5 Electrical Service Information Proper Grounding and Polarization of 120 V olt s W all Outlet s For the safety of our customers and the Service T echnician ALL appliances have a three–prong power cord and MUST be connected to a properly polarized AND grounded wall outlet. This information was wr[...]

  • Page 6

    6 16022842 Rev . 0 ©2003 Maytag Appliances Comp any Import ant 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 wires so that the larger slot is at line voltage and the smaller slot is neutral. Grounded –This means [...]

  • Page 7

    ©2003 Maytag Appliances Comp any 16022842 Rev . 0 7 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 reference. • For Maytag product call your distributor or visit the Web Site at www .maytagcommerciallaundry .com When contacting [...]

  • Page 8

    8 16022842 Rev . 0 ©2003 Maytag Appliances Comp any General Information HOW IT WORKS The cycles are made up of three basic operations Fill, agitate and drain/spin. These operations are sequenced by the controls (timer or microprocessor board) to provide a proper cleaning cycle for each of several different fabrics. FILL Pressurized hot and cold wa[...]

  • Page 9

    ©2003 Maytag Appliances Comp any 16022842 Rev . 0 9 General Information DRIVE MOTOR When the water level/pressure switch is satisfied circuits are completed to the main drive motor . The drive motor is a special high torque split-phase, four pole motor . T wo windings are used. The run winding is designed for full time use in wash and spin. A seco[...]

  • Page 10

    10 16022842 Rev . 0 ©2003 Maytag Appliances Comp any General Information TOOLS FOR SERVICING The following is a list of tools used to service the commercial top load washer . WARNING ! T o avoid risk of electrical shock, personal injury or death from improper servicing, make sure you understand the proper procedures and usage of tools listed, befo[...]

  • Page 11

    ©2003 Maytag Appliances Company 16022842 Re v . 0 11 Troubleshooting Procedures ! WARN ING To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing requires powe r. Mechanical Troubleshooting There are a number of factors which can contribute to noisy or improper washer operation. Some [...]

  • Page 12

    12 16022842 Re v . 0 ©2003 Maytag Appliances Company Troubleshooting Procedures ! WARN ING To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing requires powe r. Drive Lug Adjustment 1. Disconnect power supply to unit. 2. Turn the drive pulley onto the shaft clockwise until all play [...]

  • Page 13

    ©2003 Maytag Appliances Company 16022842 Re v . 0 13 Troubleshooting Procedures ! WARN ING To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing requires powe r. Continuity test of “load” devices will show varying levels of resistance from very low for some transformer and motor [...]

  • Page 14

    14 16022842 Re v . 0 ©2003 Maytag Appliances Company Troubleshooting Procedures ! WARN ING To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing requires powe r. MOTOR TESTING A motor test cord may be used to electrically check operation of the various electrical components without r[...]

  • Page 15

    ©2003 Maytag Appliances Company 16022842 Re v . 0 15 Troubleshooting Procedures ! WARN ING To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing requires powe r. A g i t a t i o n S p i n Windings Wiring Harness Connections Readings Run Winding Red to White or Black 1.5 Ω Start Win[...]

  • Page 16

    16 16022842 Re v . 0 ©2003 Maytag Appliances Company WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures CS (Coin Slide) Model Timer 1. Disconnect power supply to unit. 2. Use key to gain access through service doo r. 3. Remove screw securing timer bracket to met[...]

  • Page 17

    ©2003 Maytag Appliances Company 16022842 Re v . 0 17 WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Motor Run Relay 1. Disconnect power supply to unit. 2. Remove Control Panel. 3. Disconnect wires from Motor Rela y. 4. Remove screw securing relay to Control [...]

  • Page 18

    18 16022842 Re v . 0 ©2003 Maytag Appliances Company WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Lid Switch Assembly (Prior series 15) 1. Disconnect power supply to unit. 2. Remove Control Panel. 3. Remove wires attached to switches and fuse. 4. Remove ad[...]

  • Page 19

    ©2003 Maytag Appliances Company 16022842 Re v . 0 19 WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Reinstalling Lid Switch 1. Insert the lid switch assembly in the Top Cover (Push the switch assembly straight down and back until it locks in place). Unbalanc[...]

  • Page 20

    20 16022842 Re v . 0 ©2003 Maytag Appliances Company WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures 3. Remove coin box. 4. Remove timer or disconnect wires to Service and Vault Switches. 2. Unlock service access doo r. 3. Loose the two locking bolts from ins[...]

  • Page 21

    ©2003 Maytag Appliances Company 16022842 Re v . 0 21 WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures 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[...]

  • Page 22

    22 16022842 Re v . 0 ©2003 Maytag Appliances Company WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Note: If the fit between the right hinge ball and the lid is so tight you cannot press it into position with the right thumb, carefully strike the right corne[...]

  • Page 23

    ©2003 Maytag Appliances Company 16022842 Re v . 0 23 WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Inner Tub 1. Disconnect power supply to unit. 2. Remove Front Panel. 3. Raise Top Cover. Note: Try using a thin piece of cardboard to place between the tab an[...]

  • Page 24

    24 16022842 Re v . 0 ©2003 Maytag Appliances Company WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Outer Tub 1. Disconnect power supply to unit. 2. Remove Inner Tub. 3. Remove Mounting Stem. 4. Loosen clamps and remove Drain Hose and Air Dome Hose from Oute[...]

  • Page 25

    ©2003 Maytag Appliances Company 16022842 Re v . 0 25 WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Reinstalling tub bearing 1. Turn tub ove r, starting bearing into outer tub. Note: Caution should be exercised to see that the tub bearing is started into the[...]

  • Page 26

    26 16022842 Re v . 0 ©2003 Maytag Appliances Company WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures 11. Grasp the drive pulley and slowly pull the center shaft out. Only a small amount of force will be needed to remove the shaft. Note: Be careful not to dama[...]

  • Page 27

    ©2003 Maytag Appliances Company 16022842 Re v . 0 27 WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures 6. Set washer down on top of the wood block. 7. The complete assembly of the Tubs and Damper should be pushed up from the base far enough to get to the damper[...]

  • Page 28

    28 16022842 Re v . 0 ©2003 Maytag Appliances Company WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Note: When the drive Pulley is replaced, the Drive Lug must be properly positioned. Drive Pulley and Rotor Bearing 1. Disconnect power supply to unit. 2. Remo[...]

  • Page 29

    ©2003 Maytag Appliances Company 16022842 Re v . 0 29 WARN ING ! To avoid risk of electrical shock, personal injury or death; disconnect power to unit before servicing. Disassembly Procedures Pump 1. Disconnect power supply to unit. 2. Remove Front Panel. 3. Disconnect hoses from pump. 4. Tape washer lid to Top Cover. 5. Tilt washer and remove Pump[...]