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Malfunction
Test or Inspection
Corrective Action
TM 9-2320-304-14&P
5-51
Direct Support and General Support Maintenance (Cont)
Table 5-2. Direct Support/General Support Troubleshooting (CONT)
LOAD HANDLING SYSTEM (LHS)
7. MAIN FRAME DOES NOT UNLOAD (CONT).
WARNING
·
The LHS hydraulic system operates at oil pressures up to 1,725 psi (11 894 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.
NOTE
·
Shut off engine (TM 9-2320-279-10) to connect gage.
·
Hose 2917 is disconnected while installing and removing pressure gage. Hose 2917
must be connected during test.
Step 6. Check flow at LH main frame cylinder manifold, port VB, with LHS in transit position
while holding joystick in UNLOAD position. Attempt to unload main frame completely.
If more than 0 gpm (0 lpm) is present with stationary cylinder, replace LH main
frame cylinder (Para 5-40).
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