196
COOLING SYSTEM
THERMOSTAT SERVICING
THERMOSTAT
SERVICING
Disassembly
Remove the thermostat cover and O-ring from cyl-
inder head.
Remove spring, thermostat, and gasket.
Remove the cylinder head if cylinder head ther-
mostat seal requires replacement. Place new seal
in the cylinder head with side marked “TO CYL
HEAD” facing thermostat. Refer to Cylinder Head
Installation on p. 217.
Inspection
Inspect all parts for cracks, heat damage, or signs
of corrosion. Replace damaged parts. Clean
debris from housing and parts.
Assembly
Assembly is the reverse of disassembly. Pay
close attention when performing the following
additional tasks.
Coat threads of thermostat cover with Gasket
Sealing Compound and install new O-ring. Install
and tighten cover to a torque of 120 to 144 in. lbs.
(13.5 to 16 N·m).
006616
002444
1
1. Cylinder head seal 002445
000756
1
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