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Troubleshooting
7. No Cold Water - “Er”, “FL”
There is no cold
water.
Is the water
supply faucet
closed?
Open faucet.
Yes
Is the cold
water fill hose
kinked?
Straighten or
replace hose.
Yes
Is the mixing valve
screen or screen in
outer end of fill hose
nearest water supply
faucet clogged?
No
Disconnect
cold fill hose
and clean or
replace screen.
Yes
Is
there voltage
at the output board to
the Cold Solenoid
at “H4-7” and
“H4-1”
?
No
Replace
output
board.
No
No
Replace valve.
Is Cold
Solenoid
inoperative?
Yes
Yes
Yes
No
TLW458S
No
Yes
Is
pressure
hose clogged
or damaged?
Remove and
clean or
replace hose.
Is
there voltage
to the Cold
Solenoid?
Check wiring from
output board to
water solenoid.
1
TLW458S