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TM 5-2420-222-34
3-5.
CYLINDER SLEEVE MAINTENANCE (Con’t).
c.
REMOVAL
CAUTION
Do not remove cylinder sleeve from engine block unless damaged or unless
removal is required to gain access to engine block. Damage to cylinder sleeve or
engine block may result.
NOTE
If it is necessary to replace one or more cylinder sleeves, replace all four.
1.
Using cylinder sleeve remover and replacer, pull cylinder sleeve (1) from engine block (5). Discard cylinder
sleeve.
2.
Remove packing (3) from cylinder sleeve (1) and two packings (4) from engine block (5). Discard packings.
d.
INSTALLATION
CAUTION
•
Engine block bore and counterbore must be clean or cylinder sleeve flange will
not seat properly. Damage to parts may result.
•
Do not use excessive force when Installing cylinder sleeve or flange may be
damaged.
1.
Install new cylinder sleeve (1) in engine block (5) with wood block and ball-peen hammer.
2.
Using micrometer depth gage, measure projection of cylinder sleeve (1) above top of engine block (5). Projection
of cylinder sleeve must not exceed 0.004 in. (0.102 mm).
3.
Using cylinder sleeve remover and replacer, remove cylinder sleeve (1) from engine block (5).
4.
Slide new packing (3) into position on cylinder sleeve (1). Ensure that packing is not crimped or twisted.
5.
Slide two new packings (4) into position in engine block (5). Ensure that packings are not twisted or sticking out of
grooves in engine block.
6.
Coat packings (3 and 4) and engine block (5) bore with engine oil.
CAUTION
Install cylinder sleeve in engine block slowly. Failure to do so may twist packings
and cause damage to parts.
NOTE
Cylinder sleeve will extend above engine block more than normal because
packings have not been compressed.
7.
Slide cylinder sleeve (1) with packing (3) in engine block (5). Tap cylinder sleeve into position using wood block
and ball-peen hammer. Coat cylinder sleeve with engine oil.
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