TM-9-2330-227-14-P
SEMITRAILER, VAN: SHOP, 6-TON, SINGLE AXLE, M146
TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
JUNE 1985
TM-9-2330-227-14-P - Page 30 of 576
TM 9-2330-227-14&P
DESCRIPTION AND USE OF OPERATOR’S CONTROLS AND INDICATORS - CONTINUED
KEY
1
2
3
4
5
CONTROL OR INDICATOR
Three service couplings
Three emergency coup-
lings
Electrical connector,
110-volt
Electrical connector,
24-volt (Intervehicular
cable)
Six dummy couplings
FUNCTION OR USE
Provide the connection between the semitrailer service
brake system and the towing vehicle air supply system.
Provide the connection between the semitrailer
emergency brake system and the towing vehicle air
supply system.
Provides connection between the 110-volt semitrailer
system and an outside power source. A cover keeps
out dirt when the power is disconnected.
Provides connection between the 24-volt semitrailer
system and the towing vehicle’s electrical system.
A cover keeps out dirt when the cable is disconnected.
Cover semitrailer couplings when not coupled to towing
vehicle. Keep dirt out of semitrailer lines.
2-4
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