Maytag MFR40PN Manuals

Manuals and User Guides for Maytag MFR40PN. We have 1 Maytag MFR40PN manual available for free PDF download: Service Manual

Maytag MFR40PN Service Manual

Maytag MFR40PN Service Manual (206 pages)

Brand: Maytag | Category: Washer | Size: 47.33 MB

Table of Contents

Table of Contents
3
Document Links
8
General

9
Installation Information

23
- Uncrating
  23
- Starting the Washer
  23
- End of Wash Cycle
  24
- To Unlock the Door Manually
  25
- Daily Maintenance
  25
- Convert Coin Washer to Simple OPL
  26
- Invert Water Inlet Valve Screen
  27
- Convert from 60Hz to 50Hz Operation
  27
- Troubleshooting MFR Inlet Hose Leaks
  28
Basic Operation

29
- Operating Controls
  29
- Cabinet Front Panels
  30
- Washer Door
  31
- Door Lock Operation
  32
- Drain Valve
  33
- Water Inlet Valves
  34
- Brake Resistor - MFR60 - 80
  35
- Inverter
  36
- Motor
  37
- Transformer
  37
- MFR PD User Interface Usage in Program Mode
  38
- MFR PN Control Panel Usage
  39
- Chemical Injection Control
  40
- Contactor
  43
- Coin Drop Acceptor
  44
Component Access

45
- Remove Softener Compartment Funnel and Siphon
  45
- Raise the Top
  46
- Remove Facia - PD
  47
- Remove Facia - PN
  47
- Remove Stop Button - PN
  48
- Remove Control Board - PD
  49
- Remove Control Board & Membrane Switch - PN
  50
- Remove Key Pad - PD
  51
- Remove and Replace EPROM Chip
  51
- Remove Fuse from Control Board
  52
- Remove Control Panel
  52
- Remove Coin Drop Mechanism
  53
- Remove Optic Sensor
  54
- Remove Coin Vault
  55
- Remove Washer Top
  56
- Remove Lower Service Panel
  56
- Remove the Door
  57
- Remove Hinge Blocks
  57
- Remove Door Handle & Latch
  58
- Remove & Install Door Gasket - MFR60 - 80
  60
- Remove Front Panel - MFR18 & 25
  62
- Remove Front Panel with 90° Rotation - MFR30 - 80
  63
- Removable Hinge Pin
  64
- Remove Front Panel Straight Forward
  64
- Remove Door Hinge
  65
- Remove Door Lock no Access Panel
  65
- Remove Door Lock - with Access Panel
  67
- Remove Door Lock Mounting Block
  68
- Remove Water Inlet Valve Assembly
  69
- Remove Chemical Dispenser
  70
- Remove Contactor
  71
- Remove Transformer MFR18 & 25
  71
- Remove Terminal Block
  72
- Remove Back Panel
  72
- Remove and Reinstall Belts - MFR25
  73
- Remove Belt - MFR18 & 30 - 80
  74
- Remove Idler Assembly, Pulley and Bearing - MFR25
  75
- Remove Motor - MFR18 & 25
  76
- Remove Motor - MFR30 - 80
  77
- Remove Motor Mounting Plate - MFR30 - 80
  78
- Remove AKO Inverter - MFR18 & 25
  79
- Remove Mitsubishi E500 Inverter
  80
- Remove Mitsubishi D700 Inverter
  82
- Remove Brake Resistor MFR60 & 80
  83
- Remove Drain Valve
  84
- Remove Temperature Sensor
  86
Cabinet Removal

87
- Remove Cabinet - MFR30 - 80
  87
- Remove Cabinet - MFR18 & 25
  90
Tubs, Baskets, Bearings & Seals

93
Component Testing

151
- Testing & Repairing Water Inlet Valves
  151
- Inlet Valve-Stem Assembly Parts
  152
- Testing Door Lock Components from Door Lock Wire Harness Plug
  153
- Testing Door Lock Components from Control Board
  154
- Testing Contactor
  155
- Testing Inverters
  157
- Testing Brake Resistor
  162
- Testing Motors
  163
- Other Component Resistance Chart
  163
- Inverter Drive Chart
  163
- Testing Washer Control Board
  164
- Testing PD Key Pad
  166
- Testing PN Key Pad
  167
- Testing Transformer MFR18 & 25
  167
- Testing Temperature Sensor
  168
  - Quick Test
    168
Diagnostics & Troubleshooting

169
- MFR30 - 80 Power Supply
  169
- Troubleshooting Mitsubishi Inverters
  170
- Troubleshooting AKO Inverters
  173
- Remove Inverter Cooling Fan
  174
- Inverter "Do Not's
  175
- Troubleshooting at Control Board
  176
  - MC4 Control Boards
    176
  - MC5 Control Boards
    177
  - Diagnosing the Control Board
    178
  - Troubleshooting Display Problems
    179
  - R1 - Harness Plug
    180
  - DL1 - Door Lock Connector
    181
  - T1 - Temperature Sensor
    181
  - L1 - Debit Card Reader
    181
  - RS485 - Serial COM1
    181
  - TTL Y1 - Serial COM2
    181
  - D1 - MC4 12VDC Tap
    181
  - MC5 24VDC Tap
    181
  - A1 - Coin Acceptor
    181
  - K1 - PD Key Pad Connector
    182
  - F1 - Frequency Inverter
    182
  - GA - Display Connector
    182
  - Q1 - MC5 PN - Chemical Supply
    182
  - M1 - Output Voltage Test Point
    182
  - MC4 PD Upgrade to MC5 Board
    182
- Troubleshooting Motor
  183
- Troubleshooting Belt Tension - MFR40 - 50
  184
- Troubleshooting Drain Valves
  186
- Troubleshooting Door Lock
  188
- Remove Door Locked Switch
  189
- Remove Latch Bar
  190
- Remove Bimetal
  191
- Remove Blocking Bar
  192
- Remove Door Closed Switch
  192
- Remove Door Lock Solenoid
  193
- Remove Door Unlock Solenoid
  193
- Verification of Door Gasket Pressure
  194
- Troubleshooting Door Leaks
  196
- Troubleshooting Over-Fill Condition
  197
- Verify Hinge Position - MFR30 - 50
  198
Wiring Diagrams

199
- Mitsubishi Inverter
  199

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