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The valve is located at the rear of the cabinet
and held in place with four Phillips-head screws.
Each valve is only available as a complete
assembly.
Flow rates are as follows
:
• Hot
: 2.97 GPM
• Cold Main Wash
: 2.90 GPM
• Bleach
: 2.90 GPM
• Bulk Tank / Pretreat
: 2.90 GPM
• Steam
: 0.48 GPM
Each solenoid coil has an approximate resistance
value of 1.0k ohms.
Operation of the water valves can be checked
by using Service Mode tests: 6, 7, 8, 19, 21,
22 and 23 (see the
Service Mode Test
in the
Diagnostics and Service Information
section of
this guide).
Water Valves
There are different water valves that may be
found depending on the washer being serviced.
A single hot water valve and a double cold, triple
cold or quadruple cold water valve.
Main Board
GFW550
Valve Line C-20
Bleach
Hot Main W
ash
Prewash
Neutral W
-20
Neutral Y
-20
Neutral N-20
Neutral R-20
Cold Main W
ash
Main Board
GFW510
Valve Line C-20
Bleach
Hot Main W
ash
Neutral W
-20
Neutral N-20
Neutral R-20
Cold Main W
ash
NOTE:
Prewash is only on the GFW550 Model.
Valve Line C-20
Bleach
Hot Main W
ash
Bulk T
ank
Steam
Main Board
GFW650 and GFW850
Neutral W
-20
Neutral B-20
Neutral Y
-20
Neutral N-20
Neutral R-20
Cold Main W
ash
(
Continued next page
)