TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-1 THEORY OF OPERATION — Continued 0003 00 Headlights (1) are used for night vision. Blackout marker lights (2) and blackout headlight (3) are used for driving in blackout conditions. Horn (4) is used to alert traffic and personnel. High beam selector switch (5) raises or lowers light beams. Infrared power pack (6) powers periscope. Bilge pumps (7) keep bilge clear of water. NOTE M1064 fuel quantity sending unit is in exterior fuel tanks. Fuel quantity sending unit (8) measures amount of fuel in tank. Trailer receptacle (9) supplies electrical power to a towed trailer. Stoplights (10) indicate brake is on. Taillights (10) illuminate rear of carrier at night. Dome lights (11) provide night vision inside carrier. 0003 00-19