Engine coolant temperature has three monitoring systems, (water
light, CHECK GAGES light, and water temperature gage) if two
of the three systems indicate a problem, park truck and idle
engine at 800 to 1000 rpm until water temperature cools down, if
water temperature does not cool down notify Unit Maintenance.
If only one system indicates a problem, and the other two
indicate normal, proceed with mission and then notify Unit
Check the engine coolant temperature by monitoring water light (21),
CHECK GAGES light (20), and WATER TEMP gage (22).
If the CHECK GAGES light (20) illuminates other than at startup, there is
a problem in the engine that could cause damage to the engine. Check for
low oil pressure or high water temperature. If indications are normal,
continue the mission. Notify Unit Maintenance at completion of mission.
If the TRANS CHECK light (23) illuminates other than at startup, there is a
potential problem in the transmission and transmission may need to be
serviced. Check for correct oil level or high transmission oil temperature.
If indications are normal, continue the mission. Notify Unit Maintenance
at completion of mission.