i02652636
Gear
Group
-
Inspect
Illustration 50
g01332563
(1) Camshaft gear
(2) Idler gear
(3) Fuel injection pump gear
Note:
If one or more of the gears need to be removed
for repair, refer to Disassembly and Assembly, “Gear
Group (Front) - Remove” in order to properly remove
the gears. Refer to the Disassembly and Assembly,
“Gear Group (Front) - Install” in order to properly
install the gears.
1.
Inspect the gears for wear or for damage. If the
gears are worn or damaged, use new parts for
replacement.
Illustration 51
g01332564
2.
Measure the backlash between the camshaft gear
(1) and the idler gear (2). Refer to Specifications,
“Gear Group (Front)” for the backlash
measurement.
3.
Measure the backlash between the idler gear (2)
and the crankshaft gear (4). Refer to
Specifications, “Gear Group (Front)” for the
backlash measurement.
4.
Measure the backlash between the fuel injection
pump gear (3) and the idler gear (2). Refer to
Specifications, “Gear Group (Front)” for the
backlash measurement.
5.
Measure the end play on idler gear (2). Refer to
Disassembly and Assembly, “Idler Gear - Install”
for the correct procedure. Refer to Specifications,
“Gear Group (Front)” for the end play
measurement.
i04047270
Vibration Damper - Check
The vibration damper is installed on the front of the
crankshaft. The vibration damper is installed in order
to help remove torsional vibration in the engine.
48
UENR0617
This document has been printed from SPI2. NOT FOR RESALE.