TM9-4310-396-13
UNIT TROUBLESHOOTING TABLE 4-2 - continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. LITTLE OR NO AIR PRESSURE BUILDUP (cont).
Step 3. Check for leaking or broken tubing.
If tubing is defective, replace.
If malfunction continues, notify Direct Support maintenance.
4. GAGES INACCURATE.
Step 1. Check for damaged gages.
Replace damaged gages.
Step 2. Check for loose or broken wire, or terminal lug on electrical gages.
Replace damaged parts as necessary.
Step 3. Check for damaged, leaking, or broken tubing on mechanical gages.
Replace damaged tubing.
If condition continues, notify Direct Support maintenance.
5. EXCESSIVE OIL CONSUMPTION.
Step 1. Check for oil leaks.
Notify Direct Support maintenance.
6. PRESSURE WILL NOT BUILD TO OPERATING PRESSURE.
Step 1. Inspect for worn V-belts.
If V-belts are worn, replace.
Refer to PMCS Table 4-1, item 5.
If V-belts are not worn, proceed to step 2.
Step 2. Inspect for proper V-belt tension.
If V-belt tension is improper, adjust.
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