TM 5-3610-253-14
(2)
Remove screws and defective photo element board.
(3) Install new board and secure with screws.
(4) Plug in new photo element board connector and reconnect wires to
signal lamp.
(5) Reinstall light barrier cover and retain with screws.
(6) Place operator key back into safety lock.
To replace signal lamp, proceed as follows:
g.
(1) Disconnect wiring to signal lamp.
(2) Press spring tabs and remove defective lamp from front of housing.
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