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Page Title:
LOSS OF MIDDLE FRAME LOAD HOLDING. (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.
FLOWMETER TEST
(1) Disconnect hose 2917 male quick
disconnect from LHS control box
female quick disconnect.
(2) Disconnect hose 2887 from RH
main cylinder manifold, port VA.
(3) Connect adapter hose to hose 2887.
(4) Connect adapter hose to main
cylinder manifold, port VA.
(5) Connect flowmeter IN port to
adapter hose connected to RH main
cylinder manifold.
(6) Connect flowmeter OUT port to
adapter hose connected to
hose 2666.
(7) Completely open flowmeter load
valve.
(8) Connect quick disconnect
hose 2917.
(9) Start engine (TM 9-2320-364-10).
(10) Set hydraulic selector switch to
MAN MF position.
(11) With the aid of an assistant, observe
flowmeter while holding joystick in
LOAD position.
(a) If more than 0 gpm (0 lpm) are
present, perform Steps (12)
through (19) below and replace
RH main cylinder (Para 17-15).
(b) If 0 gpm (0 lpm) are present,
perform Steps (12) through (19)
below and replace load
control valve (Para 17-6).
(12) Set hydraulic selector switch to
OFF position.
(13) Turn OFF ENGINE switch.
(14) Disconnect hose 2917 male quick
disconnect from LHS control box
female quick disconnect.
(15) Disconnect flowmeter from two
adapter hoses.
(16) Disconnect adapter hose from
RH main cylinder manifold,
port VA.
(17) Disconnect adapter hose from
hose 2887.
(18) Connect hose 2666 to RH main
cylinder manifold, port VA.
(19) Connect quick disconnect
hose 2917.
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