Whirlpool CATALYST, Troubleshooting & Repair Manual, Page: 29 / 44

25
Section Four
COMPONENT TESTING AND DIAGNOSIS
Water Inlet and
Dispenser Valve
Test
Recirculation
Pressure Switch
Test
( NOTE: Empty the
tub before continu-
ing with this test.)
HEAVY DUTY
repeat
repeat
repeat
repeat
repeat
WHITEST
WHITES
repeat
repeat
repeat
T 1 T 1 T 1 T 1 T 1
T 1 T 1
T 1 T 1
T 1
T 1 T 1 T 1 T 1 T 1
T 1 T 1 T 1 T 1 T 1
T 1 T 1
T 1 T 1 T 1
T 1 T 1 T 1 T 1 T 1
Oscillates
between
T2 T2 T2 T2 T2
and
E R E R E R E R E R
E R E R E R E R E R
T 2 T 2
T 2 T 2 T 2
T 2 T 2 T 2 T 2 T 2
T 2 T 2
T 2 T 2 T 2
No Valve ON
All valves ON
Cold, Fabric Softener and Fresh valves ON
Hot, Detergent and Bleach valves ON
No valves ON
Exits test
The washer starts to fill through the Hot, Cold
and Fresh water valves. Water is recirculating
and the basket spins at med. speed. the Recir-
culation Pressure switch should be closed.
NOTE: If “
E R E R
E R E R
E R
” is displayed immediately and
persists, the recirculation pressure switch or
tubing may have failed, or the pump is not re-
circulating water.
As the water level approaches
the switching point, the display may oscillate
between “
T 2 T 2 T 2 T 2 T 2
” or “
E R E R E R E R E R
” a few times if the pressure
switch is operating properly.
Once the proper level of water is reached for
recirculation, the valve turns off and “E R” is
displayed. The basket continues to spin at med.
speed and water recirculates.
NOTE: If “T 2”
is displayed, there is a failure. Replace the re-
circulation switch.
The basket continues to spin at med. speed and
water recirculates
Spinning and recirculation stop
Exit test
COMPONENT KEY PAD DISPLAY CONTROL ACTION
SERVICE DIAGNOSTIC TESTS
The control must be in the OFF state before pressing the keys to initiate the diagnostic tests. To start
the test routine, press the following key pads in this sequence:
WASH/RINSE > ACCUWASH > WASH/RINSE > ACCUWASH
within five (5) seconds. The LED will display
DT
The required diagnostic test(s) can now be activated.
Any diagnostic test can be stopped by pressing the STOP/CANCEL keypad. Diagnostic test will self-
terminate after running for about three (3) minutes.