SRT45 Off-Highway Truck
3-38
Safety, Operation and Maintenance Manual
3.14 Body Control
Operate the hoist lever(see Fig 3-19) the left
of operator’s seat to raise or lower body. The
four operating positions of the lever from front
to rear are as follows :
Raise -this position directs oil to extend the
body hoists and raise the body.
When released, the lever will be spring-
returned to the 'HOLD' position.
HOLD - Lever to this position while the body
is being raised and lowered to stop movement
and hold the body to the expected height.
The lever will be locked and kept at “ HOLD”
position during releasing.
FLOAT – While the body drops via gravity, the
lever will be moved to and kept at this position
until the body will be operated again. The lever
shall be kept at “oat” position during the truck
is in motion .
Lower -This position provides hydraulic force
to power-down the body. The body raised to
the highest position needs to be dropped with
hydraulic power, i.e., the lever shall be pushed
to this position; when the body is dropped to
a certain height, it will drop via gravity. Then,
release lever and the lever will be moved to
the oat position via spring which inside of the
valve (see Fig 3-20).
1. Hoist
Preparation:
(1) Run the engine in idling speed;
(2) Make sure the rear wheels are on the rm
level ground;
(3)Shift the transmission to Neutral and hold
the machine stationary by applying the brakes
with the Parking-Emergency brake control.
Hoisting:
(1) Pull the lever backward to the “Raise”
position, hold the lever and accelerate engine
to raise body;
(2) Moves the raise lever to "hold" position
when the body is required to stay at a certain
height;
Fig 3.19
Fig 3.20
HOIST
HOLD
FLOAT
LOWER
Controls and Operating
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