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Dishwasher Service Manual

Troubleshooting and Repair

78

9. Floor Guard Switch

• To remove the floor guard switch, remove the two Phillips screws from the body of the

switch, remove the wires and remove the switch.

• Use care when removing and reinstalling the floor guard switch. It is important that the

switch be oriented straight up and down.

DO NOT BEND the mounting tab.

9a

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Summary of Contents for Dishwasher

Page 1: ...Dishwasher Service Manual 69 Troubleshooting and Repair...

Page 2: ...a two piece vertically adjustable assembly to allow for counter height differences on ED models Remove the inner toe kick 1b by pulling simultaneously on both sides The trim is secured with four long...

Page 3: ...uct is plugged in Do not touch To remove the heater Pull the unit from the cutout Remove the back panel Loosen the two clamps that secure the heater to the hoses Disconnect the wires and remove the he...

Page 4: ...ays From the front as a part of the complete circ sump assembly From the rear after the DW is pulled from the cabinet and the back panel removed Disconnect hoses and wiring from pump assembly Slide as...

Page 5: ...al Troubleshooting and Repair 73 4 Removing Back Panel Pull DW from Cabinet Remove the rear access panel to allow servicing of all rear mounted components Remove the 11 screws holding panel in place a...

Page 6: ...de the DW by removing the sump locking nut Disconnect the drain hose from the back of the drain pump Disconnect the main hose which is connected to the circulation pump and inlet to the DW from the bo...

Page 7: ...d to the front of the sump with two small phillips head screws Remove the two screws and the wire plug from the sensor and remove from dishwasher The pressure switch can be removed from its mount by r...

Page 8: ...ck and remove the back panel On the back of the float bracket you will find a movable tab bend it up and slide the float out the back Replace the faulty floor guard with the new float NOTE The movable...

Page 9: ...r Service Manual Troubleshooting and Repair 77 8 Drain Pump Removal Disconnect hoses and wiring from pump Pull pump and bracket away from the sump and to the right Note Be prepared to absorb escaping...

Page 10: ...ve the floor guard switch remove the two Phillips screws from the body of the switch remove the wires and remove the switch Use care when removing and reinstalling the floor guard switch It is importa...

Page 11: ...ve the sump Remove the upper sump collar by turning it counterclockwise until it releases from the assembly Loosen ring by tapping with a hammer and a flat blade screwdriver From beneath disconnect al...

Page 12: ...valve Turn water supply OFF to dishwasher Access to the lower service area by removing the lower Toe Kick Assembly See instructions page 49 Remove both supply and operating water hoses Disconnect the...

Page 13: ...outer door assemblies Remove the 15 torx head screws around the perimeter of the inner door panel Remove the 4 screws mounted horizontally into the raised portion of the inner door liner Carefully se...

Page 14: ...ws around the perimeter of the inner door panel Remove the screws mounted horizontally into the hinge arms Carefully separate the two pieces being cautious of sharp edges to expose the membrane inside...

Page 15: ...d outer door Remove the two top screws which hold the switch to the door assembly Remove the assembly from the door and repair or replace as necessary 14a 14b 14c NOTE The electrical connection for th...

Page 16: ...assemblies Remove the two screws holding the control board access panel to the top rail of the outer door Turn the access panel over exposing the board and release the four stand offs which are securi...

Page 17: ...rs The large outer filter is held in place by the smaller inner filter To remove all filters unscrew the inner filter by turning assembly counterclockwise When the inner filter is removed it releases...

Page 18: ...e arm assembly Carefully lift straight up and pull the arm out of the unit 17 Lower Spray Arm 18 Lower Rack Wheel Replacement To remove old or defective wheel from the lower rack assembly Pry the hold...

Page 19: ...e four locking tabs at each corner With a pocket screwdriver depress the tab towards the center of the rack and pull up on the rack until it clears the tab Repeat this at all four corners until the ra...

Page 20: ...inner portion of the detergent cup assembly to the outer portion Disconnect the wires attached the unit and remove both pieces from the door 22 Anti Siphon Valve Removal Pull unit from cabinet The An...

Page 21: ...Dishwasher Service Manual 89 Troubleshooting and Repair...

Page 22: ...on the dishwasher will turn ON for about 15 seconds then turn OFF 5 The factory test will begin Use the timing chart below for expected operation timing of the component in question If during the FTM...

Page 23: ...an F3 Controller failure to communicate with the Atmel 16 on the power board The dishwasher loads will not function A fault can be visible in the first 15 seconds of initial pow er up F3 will flash on...

Page 24: ...istance values are met the capacitor may have failed A light humming noise will be audible The pump is attempting to start but the secondary windings are either not receiving energy or not receiving e...

Page 25: ...ector from P2 on the Power Board 2 Touch a DMM set in continuity mode to pins 1 and 4 on the connector 3 Open and close the dishwasher door The continuity alarm should sound when the door is closed cl...

Page 26: ...as audio tones The control board manages the operation of the power board located in the base of the unit turning on and off various components at the required time It also receives data directly and...

Page 27: ...e problem has been isolated to the circuit between the lead and up to the microswitch Check the wiring and the switch Replace the faulty component The float should be replaced if it has been damaged i...

Page 28: ...ted cycle the estimated completion time and any options that have been selected Upon completion of a cycle the keypad membrane will indicate ompletion of the selected cycle and selected options Refer...

Page 29: ...oused A beam of light passes through the soiled water and is picked up by the receiver The difference between the light transmitted and the light received estimates the amount of soil in the water In...

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