TM 9-2330-379-14&P
UNIT TROUBLESHOOTING - CONTINUED
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
18.
CHATTERING NOISE LOCALIZED IN SHOCK MOUNT DURING RIDE
Check tightness of shock assembly mounting stud (1) and attaching hardware (2).
Tighten hardware as necessary.
HYDRAULIC CYLINDERS
19.
CYLINDER DOES NOT HOLD PRESSURE WHEN HAND VALVE IS CLOSED
Step 1. Check for leaks at cylinder packing (1).
Tighten cylinder head nut. If leaking continues, replace hydraulic cylinder (page
4-187).
Step 2. Check for air in hydraulic cylinders.
Bleed air from hydraulic cylinders system (page 4-189).
Step 3. Check hand valve (2) operation.
a.
Raise adapter and close hand valve (2). Open pump release lever (3).
b.
If adapter lowers and fluid level in reservoir raises, hand valve is bad.
Replace hand valve (page 4-187).
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