Fujitsu AW?Z24LBC, Service Instruction

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SELF-DIAGNOSIS FUNCTION
This function memorizes the self-diagnosis function (lamp display) in the in door control P.C.Board
when trouble occurs.
(The memory contents are not destroyed even when the power cord is unplugged from the AC outlet.)
The self-diagnosis function (lamp display) can also be switched between major classification display
and minor classification display and precise diagnosis can be made.
Self-diagnosis function [lamp display] (memory reading)
(1) When error occurs, it is indicated by blinking [Operation lamp (Red)] and [Timer lamp (Green)].
(2) Upon pulling out and inserting the AC plug, the starts to operates from remote control.
(At this state, a normal operation indication is performed.)
(3) By pressing [TEST] button of remote control, [Error Indication] is indicated only
during
[3 minutes ST].
(3 minutes ST : 2 minutes 20 seconds from the timing AC plug is ON)
[Lamp display]
3 minutes delay
Turn off Operating Error Indication Normal indication after
3min.ST
Indication
AC Plug ON Start operation Input TEST signal
How to erase Memory
(1)
(Indoor unit buzzer beeps 3 seconds.)
07-02
While [Error indication] is ON by the self-diagnosis function, the memorized contents can be
erased by pressing [Forced Auto Button] on the main unit.