Removal; Flywheel Assembly - Navistar INTERNATIONAL DT 466 Service Manual

Removal

Flywheel Assembly

GOVERNMENT REGULATION: Engine
fluids (oil, fuel, and coolant) may be a hazard
to human health and the environment.
Handle all fluids and other contaminated
materials (e.g. filters, rags) in accordance
with applicable regulations.
or dispose of engine fluids, filters, and
other contaminated materials according to
applicable regulations.
WARNING: To prevent personal injury or
death, read all safety instructions in the "Safety
Information" section of this manual.
WARNING: To prevent personal injury or
death, shift transmission to park or neutral, set
parking brake, and block wheels before doing
diagnostic or service procedures.
WARNING: To prevent personal injury or
death, disconnect ground (-) cable from battery
before doing service or diagnostic procedures.
WARNING: To prevent personal injury or
death, use a suitable lifting device to support
the transmission assembly during removal and
installation.
WARNING: To prevent personal injury or
death, support engine (if in chassis) before
removing any engine mounting bracket or
flywheel housing bolts.
WARNING: To prevent personal injury or
death, wear safety glasses with side shields.
Limit compressed air pressure to 207 kPa (30 psi).
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
FLYWHEEL AND FLYWHEEL HOUSING
Recycle
EGES-265-2
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.
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Figure 590 Loosening engine mounting bolts
(148–tooth ring gear only)
1. Rear engine mounting brackets (2)
2. Mounting bolts, M12 x 40 (8)
1. There are two types of flywheels for manual
transmissions: 138–tooth
148–tooth ring gear. For flywheels with 148–tooth
ring gears, first loosen the two lowest, rear most
mounting bolts for the engine mounts on each
side of the flywheel housing (SAE #1A). This will
provide enough clearance for removal of the ring
gear.
Figure 591 Removing flywheel mounting bolts
2. Remove the two flywheel mounting bolts at the 3
o'clock and 9 o'clock positions.
3. Install two guide pins (made locally) in place of the
two flywheel mounting bolts.
375
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H06039
ring gear and