Test #10: Dispenser System - Whirlpool WFW3090GW Service Manual

WARNING
Electrical Shock Hazard
Disconnect power before servicing.
Replace all parts and panels before operating.
Failure to do so can result in death or
electrical shock.

TEST #10: Dispenser System

Perform the following checks if the washer will not dispense
detergent or fabric softener.
1. Check water supply to washer. Check water hose
connections to and inside the washer.
2. Verify that dispenser drawer is not clogged with
detergent.
3. Unplug washer or disconnect power.
4. Remove the top panel to access the dispenser.
5. Verify that the inlet valve is working through TEST #5 on
page 3-10. The water is dispensed as follows:
LED DISPLAY
9
When you select a program/cycle, its default settings will
¾ Detergent Dispenser: Through prewash and main wash
light up and the Estimated Time Remaining will be displayed.
valves
Factors such as load size, wash temperature, and water
pressure may affect the time shown in the display. Tightly
¾ Fabric Softener: Through main wash valve
packing, unbalanced loads, or excessive suds may cause
the washer to lengthen the program/cycle time, as well.
Dispenser Assembly (see Figure below)
Symbols
A. Liquid fabric softener compartment
Door can be opened.
Automatically dilutes and dispenses liquid fabric softener at
the optimum time in the cycle.
Water supply is inadequate.
• Use only liquid fabric softener in this dispenser.
Water cannot be drained. Drain pump filter, drain hose,
B. Prewash compartment or pump may be blocked. Check drain hose for kinks
or clean the filter as shown in "Washer Maintenance."
When using the PreWash option, add detergent here or
Call for service.
directly into the drum.
C. Main wash compartment Dosing aid symbols.
This compartment holds liquid or powdered HE detergent
for your main wash cycle. If the PreWash option has been
Dispenser Drawer
selected, use powdered detergent in the main wash
The dispenser drawer gives you the convenience of adding
compartment; this ensures that the detergent stays in the
HE detergent and liquid fabric softener to the wash load at the
detergent dispenser until the start of the main wash phase.
proper time. See "Using the Dispenser Drawer" for information
on using the dispenser drawer.
IMPORTANT: Do not use chlorine bleach in this washer.
B
Liquid fabric softener compartment
A
Automatically dilutes and dispenses liquid fabric softener
at the optimum time in the cycle.
Use only liquid fabric softener in this dispenser.
Prewash compartment
For Service Technician Use Only
A
C
Inlet Valve
Figure 1 - Inlet Valve
Dispenser System
The inlet hoses must be connected properly according to position
marks on dispenser cover. The Prewash Valve (bottom valve)
is connected to the connector marked "I" and the Main Wash
Valve (top valve) is connected to the connector marked "II".
NOTE: Dispenser connector's "V" & "HF" are used.
Main Wash Valve
Connector "II"
Figure 2 - Dispenser System
Whirlpool Compact Front Load Washer
COMPONENT TESTING
Main Wash Valve
(top valve)
Prewash Valve
(bottom valve)
Prewash Valve
Connector "I"
n
3-15