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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
2-53c
Left and right side panels removed.
Two gallons ethylene glycol
STEP
LOCATION
ITEM
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
partment
cock
coolant;
left, rear
then close
3
Engine com-
Cylinder block
Remove, drain
partment,
drain plug
coolant, then
plug right,
reinstall
middle
4
Top, rear
a. Radiator
a. Fill and
Use clean water or chemical cooling sys-
of vehicle
flush
tern cleaner
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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