LOSS OF MIDDLE FRAME LOAD HOLDING. (Cont) -726250485

TM 9-2320-364-34-1

All personnel must stand clear during lifting operations. A swinging or shifting load may cause injury or

death to personnel.

VISUAL INSPECTION

(1) Start engine (TM 9-2320-364-10).

(2) Position LHS hook to rear of truck

and engage hook on steel tube

supported by jackstands.

(3) Using LHS, lift truck only enough

to lift vehicle weight off

suspension. Do not lift tires

off ground.

(4) Set hydraulic selector switch to

OFF position.

(5) Turn OFF ENGINE switch.

(6) Disconnect hose 2889 from LH main

cylinder manifold, port T.

Plug hose.

(7) Disconnect hose 2890 from RH

main cylinder manifold, port T.

Plug hose.

(a) If no fluid leaks from LH or RH

main cylinder manifolds

where hoses were removed,

relief valves are OK. Perform

Steps (8) through (13) below and

go to Step 7 of this Fault.

(b) If fluid leaks from LH or RH

main cylinder manifold where

hose is removed, relief valve

is faulty. Perform Steps (8)

through (13) below and repair

main cylinder manifold

(Para 17-16).

(8) Remove plug from hose 2890 and

connect hose to RH main cylinder

manifold, port T.

(9) Remove plug from hose 2889 and

connect hose to LH main cylinder

manifold, port T.

(10) Disengage hook from steel tube.

(11) Put LHS in transit position.

(12) Set hydraulic selector switch to

OFF position.

(13) Turn OFF ENGINE switch.