94
KENR6932
Disassembly and Assembly Section
Removal Procedure (Heavy-Duty
Idler Gear)
Table 41
Required Tools
Tool
Part
Number
Part Name
Qty
A
27610212
Camshaft Timing Pin
1
27610286
Crankshaft Timing Pin
1
B
27610287
Adapter
1
Start By:
a.
Remove the fuel injection pump gear. Refer to
Disassembly and Assembly, “Fuel Pump Gear -
Removel”.
b.
Remove the valve mechanism cover. Refer to
Disassembly and Assembly, “Valve Mechanism
Cover - Remove and Install”.
Note:
Care must be taken in order to ensure that
the fuel injection pump timing is not lost during the
removal of the fuel pump gear. Carefully follow the
procedure in order to remove the fuel pump gear.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened
component life.
Note:
The assembly of heavy-duty idler gear is not
serviceable. Do not disassemble the heavy-duty idler
gear.
g01337924
Illustration 172
Alignment of timing marks
1.
Ensure that Tooling (A) is installed into hole (X) in
the camshaft gear. Use Tooling (A) in order to lock
the camshaft in the correct position.
Note:
Ensure that the gears are marked in order to
show alignment. Refer to Illustration 172.
g01337919
Illustration 173
2.
Ensure that Tooling (B) is installed in hole (Y) in
the cylinder block. Use Tooling (B) in order to lock
the crankshaft in the correct position.
g01337921
Illustration 174
3.
Loosen nuts (4) on all rocker arms (5). Unscrew
adjusters (3) on all rocker arms (5) until all valves
are fully closed.
Note:
Failure to ensure that ALL adjusters are fully
unscrewed can result in contact between the valves
and pistons.
4.
Remove bolts (1) from the assembly of heavy-duty
idler gear (2).
g01337922
Illustration 175
5.
Remove the assembly of idler gear (2) from the
recess in the front housing.