Table 1. Preventive Maintenance Checks and Services (PMCS) for H100C - Continued.
NOT FULLY MISSION
ITEM NO. INTERVAL
Do not operate engine before checking coolant level. Failure to
follow this caution may cause damage to equipment.
a. Correct level is 1 in. (25 mm)
Coolant system empty.
b. Do not add cold coolant into
Class III coolant leak evident.
radiator of an overheated engine
unless absolutely necessary.
However, if necessary:
1. Remove radiator cap carefully.
2. Coolant must be added to
radiator slowly with engine running at
low idle speed.
Figure 9. Coolant Level.
3. Fill cooling system slowly. This
allows more air to escape and system
to be filled to maximum capacity.
work package for type and mixture of