TM 9-2330-381-14
2-6.
HYDRAULIC CONTROLS AND ISOLATION VALVES
STEERING VALVE (1). A three-position hydraulic valve spring-loaded to the center (neutral) position and used to provide
manual steering to the steerable bogies when coupled to a towing vehicle. When the lever is pulled up, bogies are
realined for a right-hand turn; when the lever is pushed down, bogies are realined for a left-hand turn.
FRONT CURBSIDE VALVE (2). A three-position hydraulic valve spring-loaded to the center (neutral) position and used
to provide hydraulic pressure for raising and lowering the three front curbside bogies. Pull up to raise front curbside of the
platform, or push down to lower front curbside of the platform.
This function will not operate if the suspension shut-off valve handle is pushed inward to SHUT-OFF position.
FRONT STREETSIDE VALVE (3). A three-position hydraulic valve spring-loaded to the center (neutral) position, and
used to provide hydraulic pressure for raising and lowering the three front streetside bogies. Pull up to raise front
streetside of the platform or push down to lower front streetside of the platform. This function will not operate if the
suspension shut-off valve handle is pushed inward to SHUT-OFF position.
REAR VALVE (4). A three-position hydraulic valve spring-loaded to the center (neutral) position, and used to provide
hydraulic pressure for either raising and lowering two rear left and right bogies. Pull up to raise the rear bogies or push
down to lower the rear bogies. This function will not operate if the suspension shut-off valve handle is pushed inward to
the SHUT-OFF position.
Change 1 2-7
