M939 FOV’s – 5 TON TRUCK
COLD WEATHER OPERATIONS – MAY 2006
This abbreviated checklist is not to be used as a replacement for
the -10 series Tech Manuals or any other PMCS guide
1. PMCS Considerations:
a. Check AoA for missing or loose bolts daily.
b. Check heating system, if not blowing hot air have Maintenance
check system for leaks prior to mission.
c. AoA requires more frequent checks. Vehicle checks should be
conducted at each stop during mission.
d. Allow engine to idle prior to shut down to allow cool down time.
e. Drain fuel water separator daily.
f. Drain air tanks daily.
2. Add On Armor Considerations:
a. Vehicle handling is impacted by AoA.
* Allow for greater stopping distances due to additional weight
* Reduce speed prior to negotiating turns.
b. AoA causes excess wear on engine, drive line, brakes, suspension
and steering components. Check components frequently for looseness,
cracks or missing hardware.
c. AoA reduces visibility, stay alert and ensure your assistant driver is
a. Check fluids daily (includes batteries).
b. Check tire pressure daily.
Approved for public release: distribution is unlimited
Distributor: U.S Training Support Center