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Troubleshooting - Whirlpool WHESFC Installation And Operation Manual

Water conditioner
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This water conditioner has a self-diagnostic function
for the electrical system (except input power and/or
water meter). The water conditioner monitors elec-
tronic components and circuits for correct operation.
If a malfunction occurs, an error code appears in the
While an error code appears in the display, all buttons
are inoperable except the PROGRAM button. PRO-
GRAM remains operational so the service person can
perform the Manual Advance Diagnostics, see below,
to further isolate the problem.
Procedure for removing error code from dis-
1. Unplug power supply from electrical outlet.
2. Correct problem.
3. Plug power supply back in.
4. Wait 8 minutes. The error code will return if
the problem was not corrected.
Use the following procedures to advance the water
conditioner through the regeneration cycles to check
Lift off the salt lid, remove the top cover by unlocking
the tabs in the back and rocking forward, to observe
cam and switch operation during valve rotation.
1. Press and hold PROGRAM for 3 seconds until
"000" shows in the display, then release.
2. The 3 digits indicate water meter operation as fol-
000 (steady) = Soft water not in use, and no flow
through the meter.
Open a nearby soft water faucet.
000 to 140 (continual) = Repeats for each gallon


FIG. 35
of water passing through
the meter.
3. Symbols in the display indicate POSITION switch
operation (See Figure 36).
Switch is open
(Cam not rotating)
4. Use the RECHARGE button to manually advance
the valve into each cycle and check correct switch
NOTE: Be sure water is in contact with the salt, and
not separated by a salt bridge (See "Breaking
A Salt Bridge" section).
5. While in this diagnostic screen, the following infor-
mation is available and may be beneficial for vari-
ous reasons. This information is retained by the
computer from the first time electrical power is
applied to the electronic controller.
a. Press the
UP button to display the number of
days this electronic control has had electrical
power applied.
b. Press the
DOWN button to display the num-
ber of regenerations initiated by this electronic
control since the code number was entered.
6. Press and hold the PROGRAM button until the
model code (LLFC) shows in the display. This
code identifies the conditioner model. If an incor-
rect model code is displayed, the conditioner will
operate on incorrect configuration data.
7. To change the code number, press the
DOWN button until the correct code shows.
8. To return to the present time display, press the
PROGRAM button.
FIG. 36
Switch is closed
(Cam rotating)
FIG. 37
UP or

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