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GE Appliances
Technical Service Guide
October 2011
GE and Profi le
Dishwashers
PermaTuf
Tub
®
Models
GLD28__V
GLD45__V
GLD46__V
GLD49__V
GLD56__V
GLD57__V
GLD58__V
GLD77__V
GLD78__V
GLC5604V
31-9220
GE Appliances
General Electric Company
Louisville, Kentucky 40225
Stainless Steel
Tub Models
GDWT1__V
GHDT1__V
GDWT3__V
PDWT1__V
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Table of Contents
Related Manuals for GEAppliances PermaTuf GLD28**V
Summary of Contents for GEAppliances PermaTuf GLD28**V
- Page 1 GE Appliances Technical Service Guide October 2011 GE and Profi le Dishwashers PermaTuf Stainless Steel ® Models Tub Models GLD28__V GDWT1__V GLD45__V GHDT1__V GLD46__V GDWT3__V GLD49__V PDWT1__V GLD56__V GLD57__V GLD58__V GLD77__V GLD78__V GLC5604V 31-9220 GE Appliances General Electric Company Louisville, Kentucky 40225...
- Page 2 IMPORTANT SAFETY NOTICE The information in this service guide is intended for use by individuals possessing adequate backgrounds of electrical, electronic, and mechanical experience. Any attempt to repair a major ap pli ance may result in personal injury and property damage.
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Page 3: Table Of Contents
Table of Contents Bottom Door Seal................................25 Coarse Filter ..................................29 Component Locator Views ............................13 Console ....................................23 Control Board ..................................18 Control Board Connector Locator View .........................16 Control Features ................................6 Control TCO ..................................18 Cycle Chart ..................................12 Cycles .....................................11 Detergent/Rinse Module ..............................25 Dishwasher Components ..............................17 Door Switch Assembly ..............................20 Drain Pump Assembly ..............................33 Fill Funnel ....................................31... -
Page 4: Nomenclature
Nomenclature Model Number -- GE Stainless Steel Tub G D W T 3 6 0 V S S Exterior Color Product Type GDW = Long door GE Stainless Steel Tub SS = Stainless Steel WW = White GHD = Home Depot Model BB = Black PDW = Profi... -
Page 5: Introduction
Introduction New Features and Benefi ts GE Front Control Models • 2011 Energy Star qualifi ed with enhanced control. ® • Locking connectors on control/harnesses. • Upper rack uses wheels on rails. • Revised tine spacing in upper/lower racks. Top Controls on PermaTuf Tubs •... -
Page 6: Control Features
Control Features Throughout this manual, features and appearance may vary from your model. and closing (Continued next page) – 6 –... - Page 7 (Continued next page) – 7 –...
- Page 8 and closing (Continued next page) – 8 –...
- Page 9 – 9 –...
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Page 10: Unicouple
Unicouple – 10 –... -
Page 11: Cycles
Cycles Auto Hot Start: Auto Hot Start is initiated by the control when it senses water temperature below 80°F. If the water is below 80°F after prewash, the unit will circulate for 1-5 minutes (depending on the cycle selected) and then drain for 75 seconds. -
Page 12: Cycle Chart
Cycle Chart Sani Pots Light China Rinse Normal Auto Normal & Auto Segments of Cycle Light Soil Heavy Soil Light Soil Heavy Soil With Added Heat Pre-Wash Fill Time 63 sec 63 sec 63 sec 63 sec 63 sec 63 sec 63 sec Circulation Time 1 min... -
Page 13: Component Locator Views
Component Locator Views Front View Control Panel Insulation Door Panel Access Panel Control Panel View Door Latch Control Assembly (Continued next page) – 13 –... - Page 14 Interior View (Without Racks) Detergent/Rinse Module Inner Vent Detergent/Rinse Module Compartment View Rinse Agent Outlet Indicator Window Detergent Compartment Rinse Agent Cap Compartment Lid (Continued next page) – 14 –...
- Page 15 Interior View of Basin (With Racks Removed) Left Side View (Insulation Removed) Spray Arm Coarse Filter Float Dome Heating Element Fill Hose Door Spring Fill Funnel Hub Nut Fine Filter Bottom View (Looking Up) Front Flood Switch Motor Water Valve Drain Pump Turbidity Sensor Sump...
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Page 16: Control Board Connector Locator View
Control Board Connector Locator View CN700 CN100 CN600 CN500 CN680 CN100 - AC Power CN680 - Model Select CN500 - AC Load CN700 - HMI Connector CN600 - Turbidity Sensor – 16 –... -
Page 17: Dishwasher Components
Dishwasher Components Inner Door Panel (PermaTuf Tub Models) Outer Door Panel (Stainless Steel Tub Models) The inner door panel on the PermaTuf tub models The outer door panel on the stainless steel tub must be removed to access the control board, models must be removed to access the control detergent/rinse module, control TCO, tactile switch, board, detergent/rinse module, control TCO, tactile... -
Page 18: Control Board
3. Remove the single Phillips-head screw that 3. Disconnect the 2 wires from the detergent/rinse holds the control TCO to the control board cover. module. Disconnect Control TCO The control TCO is one shot with a trip temperature of 280°F. If the control TCO trips, no voltage will be Note: When replacing the control TCO, splice a new supplied to the control or components. -
Page 19: Tactile Switch
Note: When removing or installing the control board Tactile Switch cover, remove or insert the lip under the console. The tactile switch includes a silicone pad to protect the switch from moisture. The buttons and silicone pad come as an assembly. To remove the tactile switch: 1. -
Page 20: Door Switch Assembly
5. Disconnect the 2 wires connected to each door Door Switch Assembly switch. (1 switch not shown.) The door switch assembly on PermaTuf tub models consists of 2 switches activated by a spring-loaded plunger. One door switch connects or disconnects the line (hot) side of 120 VAC. -
Page 21: Pocket Handle
Pocket Handle Vent To remove the pocket handle: PermaTuf Models 1. Remove the control board. (See The outer door vent is located on the console. When Control Board.) replacing the front panel, console, or light lens, the 2. Remove the 4 Phillips-head screws holding the vent must be removed and replaced. - Page 22 To remove the inner vent: Stainless Steel Tub Models 1. Remove the inner door panel. (See To remove the vent: Inner Door Panel (PermaTuf Tub Models).) 1. Remove the outer door panel. (See Outer Door 2. Remove the vent foam from the inner door Panel (Stainless Steel Tub Models).) panel.
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Page 23: Console
Console Lens To remove the console (PermaTuf tub models): The console must be removed to access the lens, which adheres to the front panel with double- 1. Remove the control board. (See Control Board backed tape. A new lens will come with the console as a kit. -
Page 24: Inner Door Panel (Stainless Steel Tub Models)
5. Disconnect the spring to release tension from Inner Door Panel (Stainless Steel Tub Models) the door hinge. To remove the inner door panel: 1. Remove the outer door panel. (See Outer Door Disconnect Panel (Stainless Steel Tub Models) 2. Disconnect the control board wiring harnesses, (See Control Board 3. -
Page 25: Bottom Door Seal
Detergent/Rinse Module The inner door panel on PermaTuf tub models and the outer door panel on stainless steel tub models must be removed to access the detergent/rinse module. (See Inner Door Panel (PermaTuf Tub Models) Outer Door Panel (Stainless Steel Tub Models). The detergent/rinse module is connected by 2 wires and held in place by 6 Phillips-head screws and a bracket. -
Page 26: Lower Spray Arm
Tub Gasket Lower Spray Arm The dishwasher tub gasket prevents water leakage The lower spray arm may be accessed by opening and fi ts in a channel that lines the rim of the the dishwasher door and removing the bottom rack. dishwasher tub. -
Page 27: Fine Filter
To remove the mid spray arm (stainless steel tub Upper Spray Arm models): Remove the upper spray arm by removing the 1/4- 1. Disengage the left upper rack slide by pressing in. hex-head screw holding the arm to the conduit. the lever down while pulling the rack out. -
Page 28: Sump Filter
6. Release the 2 sump fi lter tabs with a fl at blade Sump Filter screwdriver or putty knife. The sump fi lter prevents large particles from entering the sump. To remove the sump fi lter: 1. Remove the upper rack. (See Mid Spray Arm Sump Filter step 1 for PermaTuf tub models or steps 1-2 for... -
Page 29: Coarse Filter
Coarse Filter Flood Switch To remove the coarse fi lter: The fl ood switch contacts will open if water reaches the fl oat stem inside the dishwasher. The switch will 1. Remove the sump fi lter. (See Sump Filter.) only terminate the voltage to the water valve. 2. -
Page 30: Heating Element
Turbidity Sensor Heating Element The turbidity sensor measures the amount of The heating element maintains water temperature suspended particles in the wash water in the sump. during some wash and rinse cycles. The sump water lays between the 1/4- to 3/8-in. The heater has an approximate resistance value of gap between the LED transmitter and the receptor 17 . -
Page 31: Fill Funnel
Caution: To prevent water leakage, assure the Fill Funnel O-ring is in place before installing the fi ll funnel. The fi ll funnel is mounted on the left side of the tub and allows water to be supplied to the wash and rinse cycles. - Page 32 2. Remove the two 5/16-in. hex-head screws from 6. Remove the 4 Phillips-head screws from the the water inlet valve bracket. water inlet valve bracket. 3. Slide the bracket down to disengage the tab that holds the bracket to the dishwasher frame. Caution: To prevent water leakage, assure the O-ring is retained in the valve before installing the bracket.
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Page 33: Drain Pump Assembly
Drain Pump Assembly Motor Pump Assembly The drain pump assembly is located under the tub The motor pump assembly is located under the and operates on 120 VAC. It is energized for the fi rst tub behind the sump assembly. The motor utilizes a run capacitor rated at 10 fd. - Page 34 6. Disengage the motor hanger arm to remove the 6. Slide the TCO off the bracket. motor. Hanger To remove the tub TCO (stainless steel tub models): Tub TCO 1. Remove two 1/4-in. hex-head screws and the access panel. On PermaTuf tub models, the tub TCO will trip if it reaches 189°F and it must be reset manually.
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Page 35: Troubleshooting
Troubleshooting Heater troubleshooting fl owchart for PermaTuf tub models The condition may be poor wash/dry performance or tub stays hot long after cycle is complete. Measure heater resistance at control. Heater and Approx. TCO OK. Check control 15-20 ohms? circuit. Are wire connections at Repair... -
Page 36: Service Mode
Service Mode The dishwasher is programmed with a service mode to aid the technician in troubleshooting the dishwasher. Each component may be cycled to detect if it is functioning correctly. Components are cycled by pressing keypads on the control panel. To enter the service mode: •... - Page 37 Top Control Models Service Mode Control Operation: When a control is activated in the service mode, the output will continue to remain active until the maximum time has expired or another keypad is pressed. Once the water valve is activated, the microprocessor must perform a drain cycle to pump out the water before exiting the service mode.
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Page 38: Schematics And Wiring Diagrams
Schematics and Wiring Diagrams WARNING: Disconnect electrical power before servicing. Caution: Label all wires prior to disconnection. Wiring errors can cause improper and dangerous operation. Verify operation after servicing. PermaTuf Tub Models TACTILE BOARD FLASH CONNECTOR LIN/DSM CN400 CN800 1 2 3 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 HMICONNECTOR... - Page 39 Stainless Steel Tub Models TACTILE BOARD FLASH CONNECTOR LIN/DSM CN400 CN800 1 2 3 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 HMICONNECTOR CN700 AC POWER TURBIDITY AC LOAD MODEL SELECT CN500...
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Page 40: Warranty
Warranty ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ – 40 –...