TM 5-3805-255-14
0011
Table 1. Engine Troubleshooting Procedures for H100C Loader - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Check for loose oil lines and oil leaks. If oil lines are loose or leaks are found
7. Excessive Engine Oil
or if OK and problem still exists, notify
Consumption.
Field Maintenance.
Check air cleaner service indicator.
If air cleaner indicator is on, service
8. Excessive Exhaust
engine air cleaner (WP 0013) and
Smoke (At Normal
retest. If problem still exists, notify
Operating Speed).
Field Maintenance.
Allow engine to warm up to operating
Check and monitor coolant tempera-
9. Excessive Exhaust
ture gauge.
temperature and monitor gauge (WP
Smoke (White) During
Start-Up.
exists, notify Field Maintenance.
CAUTION
When action alarm sounds immediately shut down engine to prevent damage.
Allow 10 to 15 minutes for oil to drain
If engine oil is low, fill to correct level
10. Low Engine Oil Pressure
back into crankcase, check engine oil
(WP 0013). If problem still exists,
Alert Indicator, Action
level.
notify Field Maintenance.
Light, and Action Alarm
Are On.
WARNING
DO NOT service cooling system unless engine has been allowed to cool down. This is a pressurized
cooling system and escaping steam or hot coolant will cause serious burns.
DO NOT remove cooling system radiator cap when engine is hot. Allow engine to cool down. Failure to
follow this warning may cause serious burns.
Wear effective eye, hand, and skin protection when handling coolants. Failure to do so may cause injury.
1. Check coolant temperature gauge
Reduce load and continue to monitor
11. Coolant Temperature
for an indication in red or orange
temperature and gauge (WP 0002
Gauge Indicates Engine
range.
and WP 0004). If indicator is still in red
is Overheating.
or orange range, go to step 2.
2. Allow engine to idle to cool down.
If problem still exists, go to step 3.
3. Check cooling system for leaks.
If leaks are found, notify Field Mainte-
nance. If no leaks are found, go to
step 4.
4. Check coolant level.
If low, add coolant (WP 0013). If cool-
ant level is OK, notify Field Mainte-
nance.
