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 TM 10-3930-638-24&P
2-17. COOLING SYSTEM MAINTENANCE
a. Radiator Servicing.
This task covers radiator servicing.
INITIAL SETUP
TOOLS
EQUIPMENT CONDITION
No. 1 Common Organiza-
NSN 4910-00-754-0654
Paragraph
Condition Description
tional Maintenance Tool Kit
Vehicle on level surface, parking brake
applied, engine warm, and turned off.
MATERIALS/PARTS
Left and right side panels removed.
Two gallons ethylene glycol
ITEM
STEP
LOCATION
ACTION
REMARKS
SERVICING
1
Top, rear
a. Two cap screws,
Remove
of vehicle
lock washers
and cover
plate
WARNING
Remove radiator cap slowly to release pressure before complete-
ly removing when engine is hot.
b. Radiator cap
Remove
2
Engine com-
Radiator drain
Open, drain
cock
coolant;
partment
then close
left, rear
Remove, drain
3
Engine com-
Cylinder block
coolant, then
drain plug
partment,
reinstall
plug right,
middle
Use clean water or chemical cooling sys-
a. Fill and
4
a. Radiator
Top, rear
tern cleaner
flush
of vehicle
cooling
system
NOTE
To flush with water, fill radiator with water and operate engine
for 15 minutes. Drain system completely. Close radiator drain
cock and reinstall cylinder block drain plug.
2-76
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