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Page Title:
MIDDLE FRAME DOES NOT UNLOAD. (Cont) |
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 TM 9-2320-364-34-1
The LHS hydraulic system operates at oil
S
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
S
falls. To avoid injury, wipe up spilled
fuel or oil with rags.
PRESSURE TEST
(1) Disconnect hose 2917 male quick
disconnect from LHS control box
female quick disconnect.
(2) Remove plug from main manifold,
port TPMB.
(3) Remove preformed packing and
backup ring from plug. Discard
preformed packing and backup ring.
(4) Connect pressure gage to main
manifold, port TPMB.
(5) Tag, mark and disconnect hoses
2888, 2887, 2588, 2666, 2889 and
2890 from six compression frame
bulkhead fittings.
(6) Cap and plug six hoses and six
bulkhead fittings using metal caps
and plugs.
(7) Connect quick disconnect
hose 2917.
(8) Start engine (TM 9-2320-364-10).
(9) Raise hook arm approximately
24 in. (61 cm).
(10) Set hydraulic selector switch to
MAN MF.
Continued on next page.
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