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11.2 Troubleshooting
Analysis of common breakdowns
• Door Switch trouble
Whether door is closed
Y
Check if
door flap is
OK
Y
Dismantle the door
case and use an
avometer to
measure if the two
terminals of the
door switch are on
Y
Cable or program
controller is
broken
Close the door
N
N
Replace it
N
Change the door switch
25
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