CONTROL PANEL POWER BUTTON In to RUN OUT to STOP...
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CONTROL PANEL POWER IN – Power ON OUT – Power OFF (Power Indicator Light will be on) Must be IN to program and start wash cycle Pushing the POWER button during the wash cycle cancels all programs...
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CONTROL PANEL UPPER WASH CYCLE When this cycle is selected, water is diverted to the upper wash arm only. Dishes must be on the upper rack only.
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CONTROL PANEL SELECT Use to select desired cycles Corresponding lights will light To select Push Select Button Hi-Temp Wash 1 time Heated dry 2 times Upper Wash 3 times Hi-temp wash and Heated Dry 4 times Hi-temp wash and Upper Wash 5 times Heated Dry and Upper Wash...
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CONTROL PANEL HI-TEMP WASH Boosts water temperature to 161-167 degrees F Will increase cycle time depending on temperature of incoming water...
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CONTROL PANEL DELAY Pressing the delay button sets the delayed start up to 9 hours. Delay time will be shown in window...
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CONTROL PANEL START / PAUSE Once cycle and options are selected, push START / PAUSE to begin cycle. Push again to PAUSE the cycle to open door. Pressing the POWER button cancels all preset options...
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CONTROL PANEL In the event of a water overflow or leak • the cycle will end • a drain cycle will be activated to drain tank • indicator lamps will flash • unit will shut off and not restart until water is removed from base pan...
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CONTROL PANEL Manual Control Dishwashers Power Indicator Lamp The POWER ON indicator lamp will remain on at the end of the cycle until: 1 – The timer is manually moved to the OFF position 2 – The POWER button on the left side of the control panel is pushed to the OFF position.
DETERGENT CUP Solenoid Test Test Solenoid and check for actuation of door release and rinse aid plunger...
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DETERGENT CUP Removal Remove 6 Screws to remove detergent cup (Replace as a unit) Rinse Aid Dispenser activation solenoid Replace Dispenser unit as an assembly...
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CONVECTION DRY FAN Testing 32 ohms resistance Test at quick disconnect...
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CONVECTION DRY FAN Removal !! IMPORTANT !! Remove cover retaining screw...
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CONVECTION DRY FAN Removal !! CAUTION !! remove cover retaining screw shown on previous slide before attempting to remove cover Rotate Cover Clockwise Remove screws to release fan motor assembly...
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CONVECTION DRY FAN Removal ir to tank Condensation tank lifts out of retainers on door reinforcement bar Be certain O-Rings are in place when replacing motor...
CONTROL PANEL SERVICE Electronic Control Pry PC Board off of posts Remove 2 Screws...
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CONTROL PANEL SERVICE Electronic Control Connections Line In Heater Temperature Sensing Circuit Control Panel Operational – 120v Connections Selector Buttons Valve, Motors, etc except heater...
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CONTROL PANEL SERVICE Electronic Control Connections...
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CONTROL PANEL SERVICE Selector Buttons & Lamps Selector Buttons are egg shaped – be certain when replacing that switches work freely Selector Switches and Lamps...
CONTROL PANEL SERVICE Door Latch Switch To Remove Switch, first remove this pin Note position of spring...
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CONTROL PANEL SERVICE Door Latch Switch Handle and Pin Switch goes in with connectors towed center of assembly The switch is Normally Closed...
CONTROL PANEL SERVICE Power Switch Carefully pry knob off of shaft, protecting the face of the control panel with a soft cloth From behind knob, bend mounting fins in and push knob through control panel...
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CONTROL PANEL SERVICE Power Switch Switch OUT -- OFF Switch IN -- ON Closed Open Closed Open...
MACHINE COMPARTMENT Wiring Temp sensing Heater Harness Thermistor connections Upper wash Heater Wash motor Fill Valve only valve thermostat and pump (at rear) Water level Tub over flow Overflow safety pressure switch switch and float Drain motor Bottom catch pan and pump...
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TANK OVERFILL Drain hose from The tank is fitted with an overfill overflow fitting fitting and drain hose. In the event of an overfill or excessive foaming, Cap and standpipe water will escape through a fitting located inside of in the bottom of the tank. This will tank raise the float and start a pump-out and shut-down procedure.
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FLOAT SAFETY SWITCH Remove Screw Float Body held in place with screws through bottom plate...
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FLOAT SAFETY SWITCH In the NC mode, the switch allows for normal fill and wash cycles. If the float senses water in the base pan, power bypasses the fill valve and activates through the pc board a drain and alarm cycle. The dishwasher will not restart until the float drops.
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WATER LEVEL PRESSURE SWITCH Pressure Switch Tubing Connection Principal of Operation The water level is controlled by a pressure switch located on the right side of the base and connected through a plastic tube to the water sump. This switch controls both the fill and drain cycles.
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WATER LEVEL PRESSURE SWITCH Push the body of the switch up then pull straight out of the keyhole slot...
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WATER LEVEL PRESSURE SWITCH Push the body of the switch up then pull straight out of the keyhole slot 3 NO 2 NC...
DRAIN PUMP Drain Pump Assembly Motor and Pump Remove Screw Remove locking screw then rotate the pump towards you. It can then be slid back for service.
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DRAIN PUMP Be certain O-Ring is in place when replacing pump Pump motor can be tested without removing from sump housing...
HEATING ELEMENT Remove double nut with ground wire. Be certain to replace ground wire when replacing. The element should read approximately 12 to 15 ohms resistance.
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HEATING ELEMENT Be certain gasket is in place when replacing heater...
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HEATING ELEMENT THERMOSTAT Thermostat from Thermostat is at rear of tub inside of tank behind the heating element connections...
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HEATING ELEMENT THERMOSTAT Thermostat is normally closed. Opens at 185 F – 85 C Be certain to replace O-Ring below tub...
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FILL VALVE / SOLINOID Inside view The fill valve is accessed Backside view through the back panel. The dishwasher must be removed from the cabinet for this service. Fill valve water connection Electrical connection with cover removed...
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FILL VALVE / SOLINOID Valve Body is Metric Thread U.S. adaptor provided on valve when unpacked...
TEMPERATURE SENSING CIRCUIT Remove retaining screw Control Board Temperature Sensing Circuit Release snap clip and pull mounting bracket back and down...
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TEMPERATURE SENSING CIRCUIT NTC Thermistor should read approximately 1100 ohms at 70 F NTC Thermistor resistance will drop as temperature rises NTC Thermistor...
PUMP AND MOTOR ASSEMBLY Pump and Motor Assembly replace as a unit The dishwasher must be removed from the cabinet for this operation.
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PUMP AND MOTOR ASSEMBLY Motor is a single direction capacitor start motor. Using Motor leads (not connector leads) Start Winding A = 25 ohms Run Winding M = 17 ohms (approximate readings)
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PUMP AND MOTOR ASSEMBLY Motor capacitor Motor wiring connector...
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UPPER WASH ONLY VALVE Some models are equipped with an upper wash only option. In this mode, a diverter valve diverts all water to the upper wash arm located on the bottom of the upper rack. Valve is solenoid operated and located on side of pump body...
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UPPER WASH ONLY VALVE When power is applied to the solenoid, the plunger pushes the lock spring outward allowing the diverter flap to open. The flap will be held open with water pressure from the pump and close automatically at the end of the cycle.
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UPPER WASH ONLY VALVE Ohmmeter test of the solenoid...
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SUMP HOUSING The filter and sump housing is removed by turning the retainer ring located in the bottom of the tank. Twist the clamp ring counter-clockwise to release. Remove the sump from the machine area.
LOWER WASH ARM inside of tank tank bottom machine compartment The lower wash arm is located directly above the pump. The fittings through the bottom of the tank are serviceable by removing the spray arm and riser and base...
TROUBLE SHOOTING Water Level Normal water level is shown by the arrow between the 2 lines. The tank is slightly tapered and the water will fill to this area.
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TROUBLE SHOOTING Control Panel Signals An automatic troubleshooting program is built into the control board to diagnose certain functions. Pots and Pans is flashing Door Latch Switch or And alarm is sounding Wiring Malfunction Pots and Pans, Normal and Light Low or No Water Fill Wash are flashing And alarm is sounding...
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TROUBLE SHOOTING Long Wash Times Incoming water should be at least 120 F If the incoming water is below that level, the heating element will be energized during the wash and rinse cycle until the temperature of the water reaches a preset level, depending on the option.