TM 9-2350-277-20-3REPLACE RAMP DOOR SWITCH AND MOUNT (M577A3 AND M1068A3 ONLY) —Continued0335 00ADJUSTMENT1. Connect battery ground lead (WP 0338 00).2. Start engine (see your -10).3. Raise and lock ramp (see your -10).4. Stop engine (see your -10).5. Loosen two screws (1) and slide switch (2) as far as possible from hull.6. Lock ramp door handle (3) against stop (4) (see Position 1 – Against Stop).7. Slide switch (2) against handle (3) to get approximately 1/4 inch (7 mm) clearance. Tighten screws (1).8. Move handle (3) against detent (5) (see Position 2 – Against Detent). Clearance should be approximately 5/8 inch(16 mm).9. Check switch for proper operation. When handle (3) is in Position 2 (Against Detent), interior lights (white) shouldcome on and blue light should be off. When handle is in Position 1 (Against Stop) interior lights (white) should be offand blue lights should be on. Repeat Steps 5 - 9 to make adjustments until switch operates correctly.FOLLOW-THROUGH STEPS1. Turn MASTER SWITCH to ON (see your -10).2. Turn on dome lights and open ramp access door (see your -10). All dome lights should go off and blackout lights shouldcome on.3. Turn all switches OFF (see your -10).4. Turn MASTER SWITCH to OFF (see your -10).END OF TASK0335 00-4
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