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Malfunction
Test or Inspection
Corrective Action
TM 9-2320-304-14&P
5-35
Direct Support and General Support Maintenance (Cont)
Table 5-2. Direct Support/General Support Troubleshooting (CONT)
LOAD HANDLING SYSTEM (LHS)
5. LOSS OF HOOK ARM LOAD HOLDING (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.
·
Do not get under LHS when disconnecting or connecting connectors or hoses. A
hydraulic malfunction could cause LHS to lower causing serious injury.
NOTE
·
Shut off engine (TM 9-2320-279-10) to connect flowmeter.
·
Hose 2917 is disconnected while installing and removing the flowmeter. Hose 2917
must be connected during test.
Step 7. Check flow at LH hook arm manifold, port VB with hook arm up completely while holding
joystick in UNLOAD position.
If more than 0 gpm (0 lpm) is present, replace LH hook arm cylinder (Para 5-37).
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