Test Program (7): Tests 11-13 - Bosch WFMC3200UC Training Manual

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WFMC Service Tips
WFMC Service Tips
Test P11:FLOW (Flow meter test program) --
test turns on the flow meter (WFMC6400 only) and generates fault
codes. The test has ended when U05 has displayed (< 1 minute)
and can be stopped by pushing the Menu button.
Operation WFMC6400 Display
Changes as
D M P H
water level
U00 F....
changes
Changes as
D M P H
water level
U05 F....
changes
Water volume measured
by flow meter
Test P12: UPDATE / P:12 (Update programming) --
This test cannot be used presently. If selected, it can only be
exited by turning the washer off using the selector knob.
HINT: Water level symbols change as follows (e.g. test P13):
• WFMC6400 -- from N 0 (below heating level) to N H (heating
level) to N D (door locked level).
• WFMC3200 -- from 63 (below heating level) to 88 (heating level)
to 177 (door locked level).
HINT: If Start/Pause light doesn't come on for some tests, door is
open. Turn off washer, then close door.
Notes
Run test P1 to check
1 2 3
N
0
V
fault code -- if Er:13,
check water inlet
valve.
Run test P1 to check
1 2 3
N
0
V
fault code -- if Er:12,
check flow meter for
errors.
Flow rate measured by
flow meter in liters/minute
-- Test Program (7): Tests 11
-- Test Program (7): Tests 11
The Test P13:VALVE1 / P:13 (Water inlet valves test
program) --
The test turns on all 3 water inlet valves and
generates fault codes.
It stops when n20 level is reached (max. 10 minutes). Stop it by
pushing the Spin Selection button (WFMC32) or Menu button
(WFMC64).
Operation
Test runs valves
D M P H
in sequence: 1,
U22
2, 1 + 2 & 3.
Flow rate measured by
flow meter in liters/minute
HINT: On WFMC3200, each valve is checked automatically. On
WFMC6400, push Start/Pause button to check each valve:
• At start of test, valve 1 (cold) is tested.
• Push Start/Pause button again to check valve 2 (cold).
• Push Start/Pause button again to check valves 1 + 2 (dual cold).
• Push Start/Pause button again to check valve 3 (hot).
• Pushing Start/Pause button again checks valve 1 again.
• Push Menu button to exit test.
NOTE: On WFMC3200, display alternates from "P:13" to "63",
"88" or "177", depending on water level (below or at heating level).
HINT: Test runs until max. water level reached or is stopped by pressing
Menu button. To save time with Test P13, press Menu to stop test when
all valves have been checked. Run Test P15 to drain washer if needed.
WFMC6400 Display
Analog
1 2 3
N
D
V
sensor
n253
increases after valves
shut off.
Value of analog
pressure switch
1st Edition/Revision 6 (2/2/04)
- 13
- 13
Notes
pressure
reading