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TM 55-1905-223-24-1
Table 2-1. Preventive Maintenance Checks and Services
D-Daily
Q-Quarterly
A-Annually
B-Biennially
Item
Intervals
Items To Be
No.
DQAB
Inspected/Serviced
Procedures
11
*
Coolant
Check corrosion inhibitor and antifreeze concentration. Use the DCA check kit, Item 14,
Appendix C.  The system is treated with corrosion inhibitor and antifreeze (to-20F) at
delivery.
12
*
Clean the engine by performing the following steps.
CAUTION
Be sure that all access covers, filters, oil dipstick, and filler caps are in place
before cleaning engine. Protect electrical connections by covering with plastic or similar
waterproof material and securing with tape.
Protect surrounding areas with tarpaulins, plastic sheeting, or similar material before
cleaning the engine. Use steam or high pressure hot water to remove all dirt and grease
from engine exterior.  Be sure to clean areas hidden by external components, such as
behind filter assemblies, starter, etc.
13
*
Engine Mountings
Check for and replace any broken or missing bolts, nuts, and washers. Check mountings for
cracks and corrosion. Tighten bolts to 230 ft-lb.
2-15


 


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