TM 9-2320-272-24-3
4-147. DUMP BODY HYDRAULIC HOSE REPLACEMENT
THIS TASK COVERS:
b. I n s t a l l a t i o n
a. R e m o v a l
INITIAL SETUP:
EQUIPMENT CONDITION
APPLICABLE MODELS
l Parking brake set (TM 9-2320-272-10).
M929/A1/A2, M930/A1/A2
l Dump body in lowered position (TM 9-2320-272-10).
TOOLS
l Hydraulic oil reservoir drained (LO 9-2320-272-12).
General mechanic's tool kit (Appendix E, Item 1)
GENERAL SAFETY INSTRUCTIONS
MATERIALS/PARTS
l Position safety braces before working under raised
dump body.
Cap and plug set (Appendix C, Item 14)
l Ensure dump control lever is in the NEUTRAL
MANUAL REFERENCES (TM)
position and has not moved.
l Store or dispose of used oil properly.
LO 9-2320-272-12
l Do not remove lines when engine is running or
TM 9-2320-272-10
start engine when lines are removed.
TM 9-2320-272-24P
Never work under dump body until safety braces are properly
l
positioned. Injury to personnel may result if dump body
suddenly lowers.
l Ensure dump control lever is in the NEUTRAL position and has
not moved. Injury to personnel may result if lift cylinder is
operated when not secured.
Accidental or intentional introduction of liquid contaminants
l
into the environment is in violation of state, federal, and
military regulations. Refer to Army POL (para. 1-8) for
information concerning storage, use, and disposal of these
liquids. Failure to do so may result in injury or death.
l Do not remove hoses with engine running or start engine with
hoses removed. High-pressure fluids may cause hoses to whip
violently and spray randomly. Doing so may result in injury to
personnel.
NOTE
All hydraulic hoses are removed the same way This procedure
covers dump hoist cylinder and safety lock hoses only.
1.
Place dump body in raised position (TM 9-2320-272-10).
2.
Place safety braces in proper position (TM 9-2320-272-10).
CAUTION
Plug all hydraulic lines or openings to prevent dirt from entering
and damaging components.
4-734