Maytag JDB4000AW, MDBH950AW Service and Disassembly Procedures, To Check Float Switch, 5-29

Models: MDB5600AW MDB6600AW MDB7600AW JDB4000AW MDB8600AW MDBF550AW MDBH970AW MDBF750AW MDBL540AW MDB9600AW MDBH950AW

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Float

Service and Disassembly Procedures

!WARNING

To avoid risk of electrical shock, personal injury, or death, disconnect electrical power source to unit and discharge capacitor through a 10,000 ohm resistor before attempting to service, unless test procedures require power to be connected. Ensure all ground wires are connected before certifying unit as repaired and/or operational.

Float

The Float Assembly controls the amount of water fill.

The Float Switch is wired in series with the Water Valve. When the Float Switch OPENS, the electrical circuit to the Water Valve is opened, causing the Water Valve to shut off.

A normal fill is when water makes contact with heating element in bottom of dishwasher.

2. Perform continuity check of switch across terminals.

Closed- Actuator of switch depressed.

Open- Actuator of switch released.

Removal

1.Disconnect power to the machine.

2.Lift Float straight up from Float Guide.

3.Remove Front Support and Toe Panel. (See paragraph Front Support and Toe Panel removal).

4.Remove electrical connectors on switch.

5.Float Switch mounting screw is located behind Float Switch mounting plate. Loosen 1/4" screw several turns to remove entire assembly.

6.Spread locking tabs on Float Switch mounting plate to remove switch.

To Check Float Switch

1. Disconnect power to the machine.

©2002 Maytag Appliance Sales Company

16021814 Rev. 0

5-29

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Maytag JDB4000AW, MDBH950AW Float, Service and Disassembly Procedures, Removal 1.Disconnect power to the machine, 5-29