GE GTW485ASJ_WW - Fill System and Water Valves; Water Valve Diagnosing and Resistance

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Four Coil Water Valve Removal
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and disconnect power to the washer.
2. Remove the two 1/4 in. hex head screws
securing the backsplash to the top cover to
access the water valves.
3. Disconnect the harness from the valve.
4. Remove three 1/4 in. hex head screws securing
the valve to the top cover and pull the valve up.
The thermistor can now be removed by prying
up from under the metal lip of the thermistor. Be
sure the O-ring seal comes out as well.
There are four replaceable rubber seals on the
water valve where it connects to the dispenser box.
They come with new valves, but can be ordered
separately.
The water valves are located inside the backsplash
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are used on models in this service guide:
• A four solenoid valve (GTW680 models only)
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The water valves are located and accessed from
inside the backsplash.
Water Valve Diagnosing
The four solenoid valve requires 120 VAC to activate
the coils. The resistance of the four coil valve can be
check from the J514 connector on the control. The
two coil valve is checked at the J514B connector.
They are approximately:
• 1374 ohms for cold and fabric softener
• 1515 ohms for hot and rinse
Water Valves
Fabric Softener
Spray Rinse Tap Cold
Detergent Cold
Detergent Hot
Rubber seals
Hot
Cold
Fill System
(Continued next page)