Maytag JDB2100AW, MDB8750AW Poor Washability, Will Not Drain, Continues To Drain, Poor Drying

Electrical-Mechanical Troubleshooting

!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.

Filters

Check for blockage of Strainer, Over Pressure Filter. Repair as necessary.

Poor Washability

Spray Arms

Check all Spray Arms for blockage of water ports or cracks. Check for proper rack loading to avoid interference with Spray Arms during wash action. Check for proper sealing, fastening, and movement of Spray Arms. Repair as necessary.

Filters

Check for blockage of Strainer, Primary Filter, and Filter Support. Repair as necessary.

Detergent Cup Cover

Check spring hinge operation of Detergent Cup Cover. Repair as necessary.

Detergent Cup

Check operation of Detergent Cup Assembly, Wax Motor, Actuator, Linkage, and Cover Latch. Repair and/or replace parts as necessary. Note: For testing of Wax Motor, see Section 2.

Rinse Dispenser

Check level of rinse aid in reservoir. Check rinse aid dispenser setting.

Wash Delivery System

Check manifold and Docking Station for good seal and no leaks.

Will Not Drain

Inadequate Drainage

Check Drain Pump for proper operation. Check the drain pipe connections and repair as needed. If draining into the garbage disposal, check for unprocessed food waste at drain hose connection to disposer. Clean out as needed.

Drain Hose

Check drain hose for kink or restrictions. Reroute or remove any restriction of drain hose as needed.

Pump Assembly

Check pump assembly for obstructions or restricted parts. Repair or replace parts as necessary.

Wiring/Electrical Connections

Check for loose or frayed wire terminal connections. Check for broken wire within harness. Repair or replace as necessary.

Continues To Drain

Control Board

Check Control Board for proper operation.

Poor Drying

Water Temperature

Check for low water temperature. Temperature should be between 120 - 150 degrees Fahrenheit. If not, advise consumer to adjust water heater setting. Encourage consumer to purge water lines to the dishwasher area prior to starting the dishwasher.

Cycle Options

Advise consumer use of options available on dishwasher that improve drying. Options that improve drying are Heated Dry, and 160° Wash.

Detergent

Check water hardness. Instruct consumer on detergent usage, one teaspoon of detergent per grain of water hardness.

Rinse Dispenser

Check level of rinse aid in reservoir. Check dispenser setting under cap. Use "MAX" for hard water conditions.

Improper Rack Loading

Check how the consumer loads the dishes into the racks. Improper loading of some types of dishes can trap water which causes dishes not to dry.

Heating Element

Check load readings listed on Technical Sheet located behind Toe Panel.

15 16022783 Rev. 0 ©2004 Maytag Appliances Company