TM 5-3805-274-13&P
0037
REMOVAL
WARNING
Accidental or intentional introduction of liquid contaminants into the
environment is a violation of state, federal, and military regulations.
Use a drain pan to capture any draining or leaking fluid. Refer to
Army POL (WP 0001) for information concerning storage, use, and
disposal of these liquids. Failure to comply may result in damage to
environment and health of personnel. Seek medical attention in the
event of an injury.
Wipe up any spilled hydraulic fluid immediately. Failure to comply
may result in injury to personnel. Seek medical attention in the event
of an injury.
Prolonged contact with hydraulic fluid may cause a skin rash. Skin and
clothing that comes in contact with hydraulic fluid should be
thoroughly washed immediately. Saturated clothing should be removed
immediately. Areas in which hydraulic fluid is used should be well
ventilated to keep fumes to a minimum. Failure to comply may result
in injury to personnel. In the event of injury, seek medical attention
immediately.
1. Start engine and engage PTO (TM 9-2320-273-10). Raise dump body bed, raise safety strut to locked
position, lower dump body bed on safety strut, and shut down engine.
NOTE
Have a suitable container that holds up to 27 gal. (102 L) ready to
catch oil.
2. Disconnect hydraulic hoses (Figure 1, Items 1, 2, and 6) from fittings on pilot relief valve
(Figure 1, Item 3).
3. Remove two nuts (Figure 2, Item 1), cap screws (Figure 2, Item 3), and pilot relief valve
(Figure 2, Item 2) from mounting plate (Figure 2, Item 4).
4. If replacing pilot relief valve (Figure 1, Item 3), remove three fittings (Figure 1, Item 4) and O-rings
(Figure 1, Item 5) from pilot relief valve (Figure 1, Item 3). Discard O-rings (Figure 1, Item 5).
END OF TASK
INSTALLATION
1. If replacing pilot relief valve (Figure 1, Item 3), install three new O-rings (Figure 1, Item 5) and fittings
(Figure 1, Item 4) on pilot relief valve (Figure 1, Item 3).
2. Install pilot relief valve (Figure 2, Item 2) under mounting plate (Figure 2, Item 4) with two cap screws
(Figure 2, Item 3) and nuts (Figure 2, Item 1).
3. Connect hydraulic hoses (Figure 1, Items 1, 2, and 6) to fittings on pilot relief valve (Figure 1, Item 3).
4. Start engine and engage PTO (TM 9-2320-273-10). Check system for oil leaks, raise dump body bed,
lower safety strut to stowed position, lower dump body bed, and shut down engine.
0037-2
