TM 9-2320-211-10
(Cont.)
TABLE 3-2. TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
HYDRAULIC CRANE
34. Lack of power.
NOTE
Be sure transmission is engaged.
Step 1. Check oil level in hydlaulic reservoir.
If low, add oil (see LO 9-2320-211-12).
Step 2. Check oil supply valve.
If not open fully, open valve completely.
Step 3. Check for leaks in hydraulic connections or other causes.
Notify organizational maintenance.
35. Crane does not lift smoothly.
Step 1.
Check oil level in reservoir.
If low, add oil (see LO 9-2320-211-12).
Step 2.
Check for air in hydrlalic system.
Operate crane through all movements several times.
Step .3.
Other causes.
Notify organizational maintenance.
36. Noisy hydraulic pump.
Step 1. Check oil level in hydraulic oil reservoir.
If low, add oil (see LO 9-2320-211-12).
Step 2. Other causes.
Notify organizational maintenance.
TA 067163
