Housing (Front) - Remove - Perkins 1106D Disassembly And Assembly

96
Disassembly and Assembly Section
4. Clean the assembly of the idler gear (2) and
inspect the assembly of the idler gear for wear or
damage. Refer to Specifications Manual, "Gear
Group (Front)" for more information. If necessary,
replace the assembly of the idler gear.
5. Lubricate the bearings in the assembly of the idler
gear (2) with clean engine oil.
Illustration 187
6. Align the timing mark on the idler gear (2) with the
timing mark on the camshaft gear. Refer to the
illustration 185. Install the assembly of the idler
gear (2) into the recess in the timing case. Ensure
that the identification mark TOP is upward.
Note: The idler gear must be tilted during installation.
Ensure that the holes in assembly of the idler gear
are aligned with the holes in the cylinder block.
7. Install the setscrews (1).
8. Remove Tooling (A) and (B). Install the plug (6) to
the cylinder block. Refer to Illustration 186.
9. Tighten the setscrews (1) to a torque of 44 N·m
(32 lb ft).
Illustration 188
10. Use Tooling (C) in order to check the end
play for the heavy-duty idler gear. Refer to
Specifications Manual, "Gear Group (Front)" for
more information.
Illustration 189
Checking backlash
11. Check the backlash between the idler gear and
g01197288
the camshaft gear. Refer to the Specifications
Manual, "Gear Group (Front)" for more information.
12. Check the backlash between the idler gear and
the crankshaft gear. Refer to the Specifications
Manual, "Gear Group (Front)" for more information.
13. Lightly lubricate all of the gears with clean engine
oil.
End By:
a. Install the fuel injection pump gear. Refer to
Disassembly and Assembly, "Fuel Pump Gear -
Install".

Housing (Front) - Remove

Removal Procedure
Start By:
a. Remove the fan. Refer to Disassembly and
Assembly Manual, "Fan - Remove and Install".
b. If necessary, remove the alternator. Refer to
Disassembly and Assembly Manual, "Alternator -
Remove".
g01198143 c. Remove the front pulley. Refer to Disassembly
and Assembly Manual, "Vibration Damper and
Pulley - Remove".
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