International HS 2.8L Service Manual page 24

International HS 2.8L
8. Manually reinstall thermostat housing
disaeration plug, just to seal the liquid outlet
hole.
A. Fill system until reaching the maximum level
of the tank.
B. Tighten expansion reservoir cover and check
for leakages.
C. Run engine at idle speed for 10 seconds and
let the liquid spill through the disaeration plug,
eliminating all air bubbles from the system.
D. Stop engine and tighten the disaeration plug
within 13 to 17 Nm.
E. Run engine at 2000 rpm, approximately
medium acceleration, for five minutes.
F. Increase speed up to 3500 rpm,
approximately 3/4 of the maximum
acceleration, for four minutes more.
G. Slow down engine speed again to 2000 rpm,
for three minutes more.
H. Check coolant water level in the expansion
reservoir, if necessary complete to the
maximum level.
FAN
Removal
1. Remove radiator shield.
2. Using tool nr. 8130632 to lock flywheel, use
tool nr. 8130643 to viscous clutch.
Warning: To remove the viscous clutch
and fan is necessary to rotate
the fixation nut clockwise.
Reinstallation
1. Reinstall in inverse order of removal.
2. Using tool nr. 8130632 to lock flywheel, fix
viscous clutch and fan with the tool nr.
8130643, counter clockwise; tighten nut.
INTERNATIONAL ENGINES
8120081 - 05/02 - Service Manual
Cooling System
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