TM 9-2330-227-14&P
EQUIPMENT CHARACTERISTICS, CAPABILITIES, AND FEATURES
CHARACTERISTICS
The M146 semitrailer is designed to be pulled by a truck tractor equipped with a fifth wheel and to
The semitrailer has four wheels mounted on a single axle with two landing gear legs for parking.
There is an air over hydraulic service brake system for this semitrailer.
CAPABILITIES AND FEATURES
The semitrailer is designed to haul equipment of up to 6 tons (5.44 metric tons (mton)) cross-country
and 8 tons (7.26 mton) on the highway.
There is a van-type body attached to the frame of this semitrailer with both a 24-volt and 110-volt
electrical system. There are electrical receptacles inside the van body which run off the 110-volt
system. The 110-volt system receives its power from an outside source.
LOCATION AND DESCRIPTION OF MAJOR COMPONENTS
Combinations of 24 volts direct current (vdc) and 110 volts alternating current (vac) systems may vary
on the early and late model M146 semitrailer.
The M146 semitrailer is equipped with a van body which has the 110-volt and 24-volt electrical
receptacles located at the front along with the airbrake couplings. The 110-voit receptacle receives
power from an outside source for inside lights and wall receptacles. The 24-volt receptacle receives
power from the towing vehicle for outside and inside lighting. The airbrake couplings connect the
TA231188
semitrailer and the towing vehicle's brake systems.