Tech Sheet – Laundry Center FFL(E/G)3911/4033
GD000006035-B
Page 1 of 11
DIAGNOSTIC SYSTEM – FFL(E/G)3911QW and FFL(E/G)4033QW (Washer)
This information is intended for Qualified Technicians Only.
CAUTION: DISCONNECT ELECTRICAL POWER BEFORE SERVICING
1 Diagnostic Mode
This mode is used in several conditions:
•
In factory assembly line to perform a manual test of the machine functionality (final
assembly test).
•
By service to check for faults and repair the machine.
•
In the labs to check the machine functions.
2 Entering Diagnostic Mode
1. Set the cycle selector to pre-soak on both models (near 9 o’clock position) and the temperature
knob at the far left CCW position (hot for both models). The other knobs and switches do not
matter.
2. If the unit is not plugged in, plug in and skip to step 6 or do a full control reset as in steps 3 to 5.
3. Hold the selector knob for 6 to 8 seconds and within 5 seconds complete steps 4 and 5.
4. Move the temperature knob to the far right position CW and push the selector knob
momentarily (<1 second)
5. The unit will indicate a full control reset by beeping 3 times, then move the temperature
knob to the far left CCW position (hot for both models)
6. Within 5 seconds complete the following to enter diagnostic mode.
7. Move the temperature knob to the far right CW position and push the selector knob momentarily
(<1 second)
8. Move the temperature selector to the far left CCW and push the selector knob momentarily (<1
second)
9. There will be a long beep signalling the entry into diagnostic / line test mode, if not start over with
an effort to perform the series faster or with more precision.
