Troubleshooting _ 33
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The lamp does not work.
Check if the input voltage is
properly coming in.
Neutral
Earth
L2
L1
Replace the door S/W.
(Door operation of door S/W)
Connect the power properly.
(Check the connection between terminal
block and door S/W)
COM
NO
NC
Replace the lamp.
(Check for disconnection of lamp and socket)
Is the door S/W
structurally on/off?
Yes
No
Is the power
connection normal?
Yes
No
Is the lamp normal?
Yes
No
