Cooling System
02
070
4
RG,RG34710,224 –19–17SEP02–4/5
RG8811 –UN–20MAY98
Camshaft Gear Access Cover
IMPORTANT: On engines with fixed pulleys, be sure
the lower right access cover cap screw
(3, in diagram on this page) is installed
in the camshaft gear access cover
before the pulley (A, figure on previous
page) is pressed on. Otherwise, pulley
will interfere with installation of this cap
screw.
8. Apply clean engine oil to ID of fan hub/pulley (A, figure
on previous page). Support end of shaft through pipe
plug hole in bearing housing. Using a driver that bears
on outside finished edge of hub, press hub onto other
end of shaft until it bottoms against shoulder. Do not
hammer fan hub onto shaft.
9. Install washer and cap screw. Tighten cap screw to
specifications.
Specification
Fan Drive Hub-to-Shaft—Torque 115 N•m (85 lb-ft)..................................
On engines with dual pulleys, tighten pulley-to-pulley cap
screws to the following specifications.
Specification
Fan Pulley-to-Pulley Cap
Screws—Torque 61 N•m (45 lb-ft)..............................................................
10. On fixed fan drive and later adjustable fan drive
assemblies, plug (I, figure on previous page) should
be driven in flush to slightly recessed in rear surface
of camshaft gear access cover.
11. On early adjustable fan drive assemblies, apply
LOCTITE
592 Pipe Sealant with TEFLON
(TY9480)
to threads of pipe plug (H, figure on previous page).
Install and tighten plug in bearing housing.
12. Install adjustable fan drive assembly onto engine and
tighten cap screws to specifications.
Specification
Adjustable Fan Drive-to-Camshaft
Gear Access Cover Cap
Screws—Torque 90 N•m (66 lb-ft)..............................................................
LOCTITE is a registered trademark of Loctite Corp.
TEFLON is a registered trademark of Du Pont Co.
CTM100 (06APR04)
02-070-4
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=288
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