TM 5-2420-224-20-2
COOLANT THERMOSTAT REPLACEMENT
This task covers:
a. Removal b. Installation
I N I T I A L S E T U P
Tools and Special Equipment:
Equipment Condition:
Shop Equipment, SC 4910-95-CL-A74
Reference
Tool Kit, SC 5180-90-CL-N26
Condition Description
Page 4-87
Cooling System Drained
Materials/Parts:
Page 4-388
Outside Engine Hood
Gasket
Removed
R E M O V A L
1.
REMOVE four SCREWS (1) and MOVE water
OUTLET (2) to the side.
2.
REMOVE and DISCARD GASKET (3).
3.
REMOVE THERMOSTAT (4) from thermostat
housing (5).
I N S T A L L A T I ON
C A U T I O N
Make sure all gasket material
has been removed from water
outlet and thermostat housing
to
p r e v e nt
d a m a g e t o
equipment.
1.
INSTALL THERMOSTAT (4) in thermostat
housing (5).
2.
INSTALL new gasket (3), water OUTLET (2),
and four screws (1). TIGHTEN SCREWS to
12 Ib-ff (15 N•m).
NOTE
Follow-on Maintenance:
Fill cooling system (page 4-87).
Install outside engine hood (page
4-388).
4-100
