TM 9-4310-397-14
Table 4-1. Preventive Maintenance checks and Services for 16MS125 - Continued
Location
Item No.
Interval
Procedure
Not Fully Mission Capable If:
Item to
Check/Service
20 -
d. Open drain cock (104) and wait
Cont
for all coolant to drain out.
Contact your local environmental
officer for guidance on how to
properly dispose of coolant in
accordance with local
regulations.
e. Place pan (section II, appendix D)
under drain cock (104).
f. Flush the cooling system by
pouring clean water into the
radiator fill collar (106) until
clean water comes out the drain
cock (104). Wait for all coolant to
drain out. Contact your local
environmental officer for
guidance on how to properly
dispose of coolant in accordance
with local regulations.
g. Close drain cock (104).
NOTE
A drain cock is also provided on
the curbside of the engine block.
This drain cock is to be used
only to ensure that engine has
been totally drained of coolant
should the unit be stored
without proper antifreeze mix
during freezing temperatures.
h. Install approximately 18 quarts
of antifreeze (item 8, section II,
appendix E) into radiator fill
collar (106) or until antifreeze is
visible at the top of the radiator.
i. Install radiator fill cap (105).
j. Remove pan if still under drain
cock (104).
4-37
