Suzuki Engine 2002 GRAND VITARA SQ625, Service Manual

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ENGINE MECHANICAL (H25 ENGINE) 6A2-105
b) Using micrometer, measure reground journal diameter.
Measurement should be taken in two directions perpendic-
ular to each other in order to check for out-of-round.
c) Using journal diameter measured above and alphabets
stamped on lower crankcase, select an undersize bearing
by referring to table given below.
Check bearing clearance with newly selected undersize
bearing.
Undersize main bearing specification
Rear Oil Seal
Carefully inspect oil seal for wear or damage. If lip portion is worn
or damaged, replace oil seal.
Flywheel
• If ring gear is damaged, cracked or worn, replace flywheel.
• If the surface contacting clutch disc is damaged, or exces-
sively worn, replace flywheel.
• Check flywheel for face runout with a dial gauge.
If runout exceeds its limit, replace flywheel.
Limit on runout of flywheel
0.2 mm (0.0078 in.)
Measured journal diameter
64.7500 – 64.7560 mm
(2.5492 – 2.5494 in.)
64.7440 – 64.7499 mm
(2.5490 – 2.5492 in.)
64.738 – 64.7439 mm
(2.5488 – 2.5489 in.)
Alphabets stamped
on lower crankcase
A Black & Red Red Red & Yellow
B Red Red & Yellow Red & Blue
C Red & Yellow Red & Blue Red & Pink
Undersize bearing to be installed