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 TM 55-1905-220-14-10
5-5. MARINE GEAR MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
INSTALLATION (Cont)
e. Checking Bore of Engine Flywheel Housing. With
the indicator bolted as in Paragraph d above, adjust
the indicator stem so that it will ride on the bore of
the engine flywheel housing. Rotate the engine
flywheel and note the bore eccentricity of the engine
flywheel housing bore. The bore eccentricity must
not exceed .008-inch maximum total indicator
reading.
f.
Checking Driving Ring Surface of Engine Flywheel.
Bolt a thousandths indicator or gauge to the engine
flywheel housing so that the indicator is
perpendicular to the engine flywheel, and the
indicator stem is riding on the inner face of the
flywheel. The variation of face runout of the surface
to which the driving ring is bolted should not exceed
.0005-inch maximum total indicator reading per inch
of diameter.
5-144
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