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Haier DW-8888-02 Service Manual
Haier DW-8888-02 Service Manual

Haier DW-8888-02 Service Manual

Household electrical dishwasher

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HAIER
HOUSEHOLD ELECTRICAL
DISHWASHER
Service Manual
PART# DW-8888-02
HAIER AMERICA TRADING, LLC
www.haieramerica.com
1

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Summary of Contents for Haier DW-8888-02

  • Page 1 HAIER HOUSEHOLD ELECTRICAL DISHWASHER Service Manual PART# DW-8888-02 HAIER AMERICA TRADING, LLC www.haieramerica.com...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS PAGE Working Principles Control Panel Main Technical Data Electrical Circuit Diagram Wiring Technology Troubleshooting And Maintenance Resistance Measurements and Troubleshooting Codes...
  • Page 3: Working Principles

    1. WORKING PRINCIPLE When the power supply button is pressed, the power is on; the indicator lights up. Then the knob is turned to the symbol with the reference mark “|”. The dishwasher starts normal washing cycle. The program controller starts rotating, with an internal cam, which can turn-on/off, the contacts and therefore drives various electrical components working.
  • Page 4: Control Panel

    The cycle sequence is as follows: Power on Program selection Water intake Washing Draining Rinsing Draining Excess heat drying CONTROL PANEL MAIN TECHNICAL DATA Type ESD200 Contents Name Household dishwasher Power supply AC 110-120V/60Hz Pump: 150, Heater: 1300W, Maximum: 1460W Power Washing mode Spraying...
  • Page 5: Electrical Circuit Diagram

    ELECTRICAL CIRCUIT DIAGRAM WIRING TECHNOLOGY 1 Components wiring specification Name of Wiring diagrammatic drawing Remarks Serial components Water Three wire overflow cannot be switch interchanged...
  • Page 6 Two wires can Drain pump interchanged The two wires Door Switch can be interchanged The two wires Heater can be interchanged The two wire Thermo can be limiter interchanged The two can Power supply indicator interchanged.
  • Page 7 The wire can Transformer not be interchanged Detergent The wire can dispenser interchanged All wires can Control panel not be interchanged All wires can Power supply not be switch interchanged...
  • Page 8 The three Washing wires can be pump interchanged Water intake The two wires supply cannot be solenoid interchanged valve The three Water level wires cannot switch interchanged...
  • Page 9: Troubleshooting And Maintenance

    The two wires Half load can be value interchanged The two wires Wind motor can be interchanged TROUBLESHOOTING AND MAINTENANCE • Door switch trouble Phenomenon: the dishwasher does not work, The POST&PAN light is flashing Check: Whether door is closed close the door Open the door and check if door flap is OK Change the...
  • Page 10 Cable or program controller is broken • Water supply Phenomenon: Water level cannot reach the required location, the three lights of post & pan, normal, light wash is flashing. Check: Whether is flowing in the hose Turn on the stopcock Whether the stopcock is turned on Whether solenoid valve measure whether...
  • Page 11 • Water supply trouble Phenomenon: water cannot be drained, the three lights of pots & pan, light wash, rinse & hold are flashing. Check: Whether drained Whether drain pump circuit is Pump is working is electrified damaged Drain pump is broken Whether pipeline repair is OK...
  • Page 12 Program controller Check the Change the is broke water level switch water level switch Program controller is broken • Heating trouble Phenomenon: Water cannot be heated Check: Whether socket connector connect it well Is well connected Whether thermo limiter is OK Change thermo limiter Whether heater is OK Change heater...
  • Page 13 Whether socket connector connect it perfectly is connected perfectly Measure whether power Change the power Supply switch is OK supply switch Power supply indicator or circuit is broken Advantages of this product series compared to other domestic like products. a) This product has cleaning rate of over 90%, whereas other domestic like products have 85% b) The energy of this dishwasher reaches the level of energy standard of America.
  • Page 14: Resistance Measurements And Troubleshooting Codes

    ESD Service Information 1. Resistance Measurements Component Resistance Convection Dry Fan Motor Dispenser Door Solenoid Fill Valve Solenoid Heating Element 12-15 Pump Motor Temperature Sensor Approximately 1100 @ 70º F Upper Wash Valve 1061 Wash Motor – Single Direction Start Winding (A) - 25 Run Winding (M) - 17 2.