MIDDLE FRAME DOES NOT UNLOAD. (Cont) -726250429

TM 9-2320-364-34-1

The LHS hydraulic system operates at oil pressures up to 3675 psi (25,339 kPa). Never disconnect any

hydraulic line or fitting without first dropping pressure to zero. Failure to comply may result in serious

injury or death to personnel.

Fuel and oil are slippery and can cause falls.

To avoid injury, wipe up spilled fuel or oil

with rags.

PRESSURE TEST (CONT).

(14) Turn OFF ENGINE switch.

(15) Disconnect hose 2917 male quick

disconnect from LHS control box

female quick disconnect.

(16) Remove pressure gage from main

manifold.

(17) Lubricate preformed packing and

backup ring with hydraulic oil.

(18) Install preformed packing and

backup ring on plug and install

plug in main manifold, port TPMB.

Tighten to 96 lb-in (11 N.m).

(19) Remove caps and plugs from six

bulkhead fittings and hoses.

(20) Connect six hoses to bulkhead

fittings.

(21) Connect quick disconnect

hose 2917.

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