TM 9-2815-225-34&P
3-80.
FLEXPLATE OR FLYWHEEL, FLYWHEEL HOUSING, AND REAR COVER INSTALLATION (Contd)
LOCATION/ITEM
ACTION
REMARKS
Installation (Contd)
4.
Flywheel housing (6) (Contd)
e. Remove two flywheel housing
Tighten screws (7) to 10-20 lb-ft
guide pins and install two remain-
(14-27 Nm).
ing screws (7) and washers (8).
f. Check location of bore as follows:
(1) Install dial gauge attachment
Use dial gauge attachment
(14) and dial indicator and sleeve
(ST-1325) (14) and dial indicator
assembly (13).
and sleeve assembly (3376050) (13).
(2) Using chalk, mark housing at
12, 3, 6, and 9 o'clock positions.
(3) Check readings at 3 o'clock
If runout exceeds 0.008 in.
and 9 o’clock positions.
(0.203 mm), move flywheel hous-
ing (6) horizontally one-half dis-
tance of total indicator reading.
Use prybars to move housing.
(4) Check readings at 12 o'clock
If runout exceeds 0.008 in.
and 6 o'clock positions.
(0.203 mm), move flywheel hous-
ing (6) vertically one-half distance
of total indicator reading. Use pry-
bars to move housing.
(5) Check circumference of bore.
Total indicator reading must not
Use a prybar to move the
exceed 0.008 in. (0.203 mm).
housing.
Adjust flywheel housing (6) until
within limit.
(6) After readings are within
Use prybars to move flywheel
limits, tighten screws (7) to
housing (6).
140-160 lb-ft (190-217 Nm) as
shown in tightening sequence (15).
g. Check alignment of flywheel
housing (6) as follows:
(1) Adjust dial indicator and
sleeve assembly (13) to measure
alignment of face on flywheel
housing (6).
(2) Push crankshaft toward front
of cylinder block (11) to remove
crankshaft end clearance.
(3) Rotate crankshaft and check
Ensure crankshaft is pushed
alignment of face on flywheel
toward front of cylinder block (11)
housing (6).
when checking alignment. Total
indicator reading must not exceed
0.008 in. (0.203 mm). If alignment
is not within limits, remove fly-
wheel housing (6) and check mat-
ing surfaces.
h. If dowel pins (10) were removed
from cylinder block (11), use a drill
and fixture to ream dowel holes
to next oversize and install two
new dowel pins (10) if required.
3-612
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