This document is printed from SPI². Not for RESALE
Illustration 73 g01199467
Typical example
1. Install Tooling (A). See illustration 73 .
2. Set the pointer of the dial indicator to 0 mm
(0 inch).
3. Check the alignment at intervals of 45 degrees
around the flywheel housing.
4. Calculate the difference between the lowest
measurement and the highest measurement. This
difference must not be greater than the limit that is
given in Table 13 .
Note: Any necessary adjustment must be made on
the flywheel housing.
Table 13
Limits for Flywheel Housing Runout and Alignment (Total In-
dicator Reading)
Bore of the Housing Flange
Maximum Limit (Total Indica-
tor Reading)
410 mm (16.14 inch) 0.25 mm (0.010 inch)
448 mm (17.63 inch) 0.28 mm (0.011 inch)
i04175270
Gear Group - Inspect
Illustration 74 g02859779
Typical example
(3) Accessory drive gear (if equipped)
(7) Oil 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 remove the
gears. Refer to the Disassembly and Assembly, “Gear
Group (Front) - Install” in order to install the gears.
1. Inspect the gears for wear or for damage. If the
gears are worn or damaged, use new parts for
replacement.
2. Measure the clearance between the crankshaft
gear (5) and the camshaft gear (4). Refer to
Specifications, “Gear Group (Front)” for the
clearance measurement.
3. Measure the clearance between the idler gear (6)
for the oil pump and the crankshaft gear (5). Refer
to Specifications, “Gear Group (Front)” for the
clearance measurement.
4. Measure the backlash between the fuel injection
pump gear (1) and the idler gear (2). Refer to
Specifications, “Gear Group (Front)” for the
backlash measurement.
UENR0623 79
Basic Engine
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