Perkins 1106D Disassembly And Assembly page 94

94
Disassembly and Assembly Section
Illustration 179
Alignment of timing marks
2. Ensure that Tooling (A) is installed into the hole
(X) in the camshaft gear (1).
Illustration 180
3. 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. Refer
to Testing and Adjusting Manual, "Finding Top
Centre Position for No.1 Piston".
Illustration 181
4. Clean the idler gear (2) and inspect the idler
gear for wear or damage. Refer to Specifications
Manual, "Gear Group (Front)" for more information.
If necessary, replace the idler gear.
5. Clean the hub (7) and inspect the hub for wear or
damage. Refer to Specifications Manual, "Gear
Group (Front)" for more information. If necessary,
replace the hub.
6. Lubricate the hub (7) with clean engine oil. Slide
the hub (7) into the idler gear (2). Ensure that the
timing marks are toward the front of the idler gear.
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Illustration 182
7. Align the timing mark on the idler gear (2) with
the timing mark on the camshaft gear. Refer to
the illustration 179. Install the assembly of the
idler gear (2) and the hub (7) into the recess in
the timing case. Ensure that the oil hole (Z) is to
the top of the hub.
Note: The idler gear must be tilted during installation.
Ensure that the holes in the hub are aligned with the
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holes in the cylinder block.
8. Clean the plate (3) and inspect the plate for wear
or damage. If necessary, replace the plate.
9. Lubricate the plate (3) with clean engine oil. Align
the holes in the plate (3) with the holes in the hub
(7). Install the plate in the original orientation.
10. Install the setscrews (1).
11. Remove Tooling (A) and (B). Install the plug (8) to
the cylinder block. Refer to Illustration 180.
12. Tighten the setscrews (1) to a torque of 44 N·m
(32 lb ft).
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