TM 10-3610-203-14
(b) Position the blackout buzzer circuit breaker in the main power service box to on.
(c) Using a suitable meter or test light, check for continuity at wire connections when blackout warning switch is
activated.
(2) Removal. Remove the blackout warning switch as follows:
(a) Position the blackout buzzer circuit breaker in the main power service box to off.
(b) Tag and disconnect the wires from the switch.
(c) Remove the two screws that secure the switch to the switch housing and remove the switch.
(3) Repair. Repair of the blackout warning switch consists of replacement.
(4) Installation. Install the blackout warning switch as follows:
(a) Position the replacement switch in the switch housing and secure with two screws.
(b) Connect the wires to the switch and remove the tags.
(c) Swing the cover up into position over the switch housing, tighten the nut and install and tighten the
remaining three nuts, lockwashers and bolts.
(d) Position the blackout buzzer circuit breaker in the main power service box to on.
(e) Depress blackout warning switch and assure that buzzer operates correctly.
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