Mitsubishi TDJ300D, Руководство по обслуживанию

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(2) How to diagnosis defect by controller indication
(The trouble diagnosis is explained for the main
example of Type 1.)
(a) Diagnosis of defect by the alarm lamp "ON"
For checking, press the alarm switch.
1) In case indication on display is
:
Remarks: (1) Measure voltage by body ground wire.
(2) LB, B and BG show the color of wiring.
(3) Refer to terminal number of controller in
page 61.
(4) As to wiring, refer to page 21 ~ 23.
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Fuse (F
2
) is broken.
Replace fuse (F
2
)
YES
NO
Is battery
voltage measured at the
terminal No.
B
of
controller?
Replace controller
Contact of fuse holder is
defective.
YES
NO
Is battery
voltage measured at 2nd
side of fuse (F
2
)?
LB line between controller and
relay box is disconnected or
contact of connector is
defective.
B line between battery and
relay box, between terminal
block and fuse holder is
disconnected or contact of
terminal is defective.
YES
NO
Is battery
voltage measured at 1st
side of fuse (F
2
)?
YES
Replace fusible link.
Is fusible ink
(FL) is broken?
YES
NO
NO