TM-9-2350-261-20-1
CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 1 OF 4
TM-9-2350-261-20-1 - Page 86 of 346
TM 9-2350-261-20-1
THEORY OF OPERATION — Continued
0003 00
Blackout marker lights (1) and blackout headlight (2) are used for driving in blackout conditions.
Horn (3) is used to alert traffic and personnel.
High beam selector switch (4) raises or lowers light beams.
Infrared power pack (5) powers M19 periscope.
Bilge pumps (6) keep bilge clear of water.
Fuel quantity sending unit (7) measures amount of fuel in tank.
Trailer receptacle (8) supplies electrical power to a towed trailer.
Stoplights (9) indicate brake is on. Taillights (9) illuminate rear of carrier at night.
Dome lights (10) provide night vision inside carrier.
Electrical transient suppressor (11) protects communication system from transients induced by engine starter. The electrical
transient suppressor also protects the system from accidental reversal of power leads.
Smoke grenade arming firing unit (12) contains controls for arming and firing smoke grenades.
0003 00-11
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