TM 5-4310-368-14
Table 3-2. Troubleshooting Chart for the Operator (Continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. ENGINE STOPS SUDDENLY.
Step 1. Check to see if fuel tank is empty.
Add fuel as required (page 3-14).
Step 2. Check cylinder head temperatures switch.
Let engine cool 10 minutes and restart (page 4-39).
Step 3. Check to see if air cleaner restriction indicator is RED.
Notify organizational maintenance.
5. ALTERNATOR OUTPUT ERRATIC.
Step 1.
Check to see if drive belt has proper tension and is not worn.
Adjust or replace (para. 3-14).
6. COMPRESSOR OUTPUT LOW.
Step 1.
Check to see if compressor is at rated speed.
Increase speed: minimum - 1240 RPM, maximum - 1319 RPM.
Step 2. Check to see if air cleaner restriction indicator is RED.
Notify organizational maintenance.
Step 3. Check to see if condensate drain valve is leaking.
Notify organizational maintenance.
7. COMPRESSOR SPEED LOW.
Step 1. Check to see if drive belts have proper tension and are not worn.
Adjust/Replace (page 4-31).
Step 2 Check to see if engine is running at rated speed.
Increase speed (rated speed 2650 RPM).
8. COMPRESSOR WILL NOT LOAD.
Step 1.
Check to see if condensate drain valve is leaking.
Notify organizational maintenance.
9. LOW COMPRESSOR OIL PRESSURE.
Add oil as required (page 3-12).
Step 2. Check to see if oil lines are leaking.
Repair/Replace (page 3-12).
Step 3. Check to see if oil pump drive belts are worn or slipping.
Tighten/Replace (page 3-14).
10. COMPRESSOR OVERHEATING.
Step 1. Check to see if air inlet doors are open.
Open (page 3-6).
Step 2. Check to see if cooling fins are dirty.
Clean.
3-6
