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EdgeStar BIDW1802, Service Manual

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EdgeStar BIDW1802 Service Manual Download Page 19

18 

 

6.  Remove the 2 snap fittings that attach the PCB to the control box. 
7.  Disconnect the wire connections and replace the PCB. 

 

 

 

 

 

 

 

 

Water Inlet Valve 

The water inlet valve is electronically controlled and solenoid-operated. The water valve 
has an approx

imate resistance value of 1 KΩ.  The water valve is mounted on a bracket 

located on the left side of the front brace.  To remove the water valve: 

1.  Disconnect the power. 
2.  Remove the 2 screws from the kick plate and the 2 screws from the insulating 

panel. 

 

 

 

 

 

 

 

3.  Remove the 90° elbow for the water line. 
4.  Remove the side plate. 

 

 

 

 

Summary of Contents for BIDW1802

Page 1: ...star com Warranty service should be performed by an authorized service representative only Document Type Service Manual Version V1 0 02042019 BIDW1802 Service Manual 18 Built In Dishwasher BIDW1802BL BIDW1802SS BIDW1802WH CAUTION Read all safety precautions in the manual before servicing the unit ...

Page 2: ...r Components 9 Outer Door 9 Control Panel 9 Door Switch Assembly 11 Detergent Rinse Aid Module 12 Inner Door Panel 14 Door Bottom Seal 15 Tub Gasket and Trim 15 Air Breaker Assembly 16 Nozzle Duct 17 PCB 17 Water Inlet Valve 18 Pressure Switch 19 Drain Pump Assembly 21 Thermistor 21 Turbidity Sensor 22 Heating Element 23 Wash Pump Assembly 24 Sump Assembly 26 Sump 27 Troubleshooting 28 Factory Dia...

Page 3: ...before attempting any service Disconnect the power cord by grasping the plug not the cord Do not allow children or pets to play on or in the appliance This machine is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the machine by a per...

Page 4: ...liance is properly grounded Do not bypass cut or remove the grounding plug If the power cord is damaged it must be replaced by the manufacturer or a qualified technician Do not use extension cords or power strips with this unit You may need to contact an electrician if it is necessary to use a longer cord or if you do not have a properly grounded outlet Do not modify the power cord s length or sha...

Page 5: ...4 Component Location View Front View Top View ...

Page 6: ...5 Interior View Detergent Rinse Aide Compartment View ...

Page 7: ...6 Interior View of Basin Left Side View ...

Page 8: ...7 Bottom View Note Drain hose shown is shipping configuration ...

Page 9: ...er to display board Pin1 Drain pump CN3 Turbidity sensor Pin2 High speed Wash Pump CN4 Flow meter leak detector Pin3 Low speed Wash Pump CN5 Water valve and door switch Pin4 Not used CN6 Dispenser and door switch Pin5 Not used CN7 Not used PO1 PO2 Heater CN8 Not used VPP Fan Not used ...

Page 10: ...s the detergent rinse module and bottom door seal To remove the outer door panel first remove the 6 screws and then separate the panel from the inner door Control Panel The control panel consists of the PCB user interface board To remove the control panel 1 Disconnect the power supply to the dishwasher 2 Remove the 8 screws ...

Page 11: ...10 3 Disconnect the signal line and remove the handle cover 4 Remove the 4 screws ...

Page 12: ...k and door latch The door lock is connected to the line hot side of 12 VAC WARNING Power remains applied to the controller location at CN6 Pin 1 while the door is open unlatched To remove the door switch assembly Disconnect the power supply to the dishwasher Disconnect the 2 wiring harnesses from the door switch ...

Page 13: ...inse Aid Module The outer door must be removed to access the detergent rinse aid module See Outer Door The detergent rinse module is connected by 4 wires and held in place by 10 snap joints The detergent rinse module operates on 12 VAC ...

Page 14: ...at the beginning of the main wash cycle for one time and rinse aid at the beginning of the final rinse for four times To remove and install the detergent rinse module 1 Remove the 2 wiring harnesses 2 Use a flat head screwdriver to release the snap joints and then pull in to remove the module 3 To install the new module press inward until it snaps into place 4 Reconnect the 2 wiring harnesses ...

Page 15: ... rinse module See Detergent Rinse Aid Module 4 Remove the 2 screws from the hinge panel 5 Remove the 2 screws from each of the base side panels 6 Disconnect door spring and door cable 7 Open the inner door approximately 10 degrees and lift the door until the door hinge separates from the pin A flat head screwdriver may be used to assist ...

Page 16: ... dishwasher tub To remove the tub seal or trim 1 Open the dishwasher door 2 Remove the dishwasher tub seal by grasping one end of the seal to peel it away from the seal channel 3 Remove the 2 screws and then pull the trim straight up off the lip of the tub 4 Reverse the above the steps to reinstall Note When installing the tub seal make sure it is seated properly in the seal channel Run your finge...

Page 17: ...ing to less than atmospheric pressure The air breaker assembly also lets air into the tub to assist with drying To remove the air breaker assembly 1 Disconnect the power 2 Remove the left side base panel 3 Disconnect the wire harness from the air breaker assembly 4 Open the door and rotate the air breaker nut and remove it from the air breaker assembly 5 Remove the 4 clamps from the pipes Note Do ...

Page 18: ...f the dishwasher It receives and process the signal from components sends commands to components and deals with the feedback information etc The PCB can be removed from the protecting box at the bottom of the machine To remove the PCB 1 Disconnect the power 2 Take out the cutlery basket racks and filter system 3 Lay the dishwasher on its back 4 Remove the 2 screws from the kick plate and 2 screws ...

Page 19: ...ally controlled and solenoid operated The water valve has an approximate resistance value of 1 KΩ The water valve is mounted on a bracket located on the left side of the front brace To remove the water valve 1 Disconnect the power 2 Remove the 2 screws from the kick plate and the 2 screws from the insulating panel 3 Remove the 90 elbow for the water line 4 Remove the side plate ...

Page 20: ...an overfill safety device mounted to the base and located at the right rear A clear plastic tube the pressure switch hose runs from the pressure switch around the air breaker assembly and to the sump As the dishwasher basin fills with water the air pressure in the pressure switch hose increases Normally the electronic control regulates the amount of time the water fill valve remains open If the wa...

Page 21: ... harness connected to the float switch on the base cover 4 Release the snap joint using a flat head screwdriver that attaches the pressure switch to the base and remove the pressure switch 5 Disconnect the brown wire from terminal 1 and the red wire from terminal 2 6 Remove the pressure switch hose from the pressure switch Note When reinstalling the pressure switch ensure the switch is fully seate...

Page 22: ...e cover to the base then use a flat head screw driver to release the snap joints 5 Remove the wiring harness connected to the float switch on the base cover 6 Rotate the drain pump turn counterclockwise to remove which is the opposite direction of the mark on the sump 7 Disconnect the 2 wires from the drain pump Note Ensure the O ring is retained in the pump seal before reassembly Thermistor The t...

Page 23: ...om the sump Note Ensure that the O ring is retained in the thermistor before reassembly Turbidity Sensor The turbidity sensor is located under the tub and is attached to the back side of the sump with two snap joints During the pre wash of wash cycle the turbidity sensor senses the water judges the AD interval and chooses the appropriate wash cycle Note If the turbidity sensor is not operating was...

Page 24: ...ment maintains water temperature during the wash and rinse cycles and heats the air during the drying cycle To remove the heating element 1 Disconnect the power 2 Open the dishwasher door and remove the bottom rack 3 Lay the dishwasher on its back 4 Remove the 1 screw that attaches the base cover to the base then use a flat head screw driver to release the snap joints 5 Remove the wiring harness c...

Page 25: ...r rated at 10μfd The motor rotates clockwise as viewed from the terminal end and draws approximately 1 amp at 120 VAC The motor has an approximate resistance of R1 24 30Ωand R2 19 25 Ω To remove the wash pump assembly 1 Disconnect the power 2 Open the dishwasher door and remove the bottom rack 3 Lay the dishwasher on its back 4 Remove the 1 screw that attaches the base cover to the base then use a...

Page 26: ...or ground wire and rubber bracket Note Factory installed hose clamps are not reusable Replace the old clamps with new screw type hose clamps To remove the motor capacitor 1 Follow steps 1 through 3 above 2 The capacitor is connected to the motor with 2 wires and held in place with a nut Disconnect the wires and the nut ...

Page 27: ...sher door and remove the bottom rack 3 Rotate the cylindrical filter turn in the direction shown on the filter 4 Lift steel filter and cylindrical filter out of the tub 5 Remove the lower spray arm 6 Remove the 3 screws that attach the sump to the tub 7 Remove the sump gasket and sump 8 Lay the dishwasher on its back 9 Remove the 1 screw that attaches the base cover to the base then use a flat hea...

Page 28: ...27 Note Factory installed hose clamps are not reusable Replace the old clamps with new screw type hose clamps Sump Front View Rear View ...

Page 29: ...rol the water inlet to let in 3L water This step has turbidity detection function the SSD will the turbidity value 02 Heating Element 04 Water Temperature Turns on the wash pump then after 10 seconds the heater will turn on The unit will beep one time when the temperature has risen 3 5 degrees for the first time The dishwasher will stop when the temperature has arrived at 135 F 57 C Press start ca...

Page 30: ...actory diagnostic mode When the proper temperature is not reached after 90 minutes the E3 code will be displayed 1 Check the heater 2 Check the thermistor 3 Check the PCB E4 Water leak detected and E4 code displayed 1 Check the amount of detergent used 2 Make sure unit is level 3 Check the float switch 4 Check the drain pump 5 Check the amount of water being let in 6 Find the leak location E6 E7 O...

Page 31: ...30 Exploded Views and Parts List ...

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Page 37: ...36 ...

Page 38: ...g Current ISS Salt Detector BU Blue ACN Neutral Alternating Current ML Wash Pump YE Yellow Ground Capacitor GN Green D Ed Dispenser PS Drain Pump WH White EV1 Inlet Valve FAN Fan RD Red EV3 Water Diverter FUSE Fuse 3 15A BK Black IAQS Overflow Switch R Heater PK Pink FM Flow Meter DOOR Door Switch GY Gray P2 Dry Heating Protect Switch IS Door Switch Detector OR Orange P1 Water Level Switch 140 120 ...

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