Mitsubishi S4S Service Manual page 106

ENGINE MAIN PARTS
Unit: mm [in.]
Item
Assembly Repair
Standard Limit
Crankshaft 0.100 to 0.264 0.300
end play [0.0039to 0.0104]
[0.0118]
Crankshaft grinding dimensions for
oversize thrust plates
Unit: mm [in.]
Oversize
Oversize for Oversize for
Toleranee
front or rear front and rear
0.15 31.15 31.30
[0.0059] [1.2264] [1.2323]
+0.039
0.30 31.30 31.45 0
[0.011 8] [1.2323] [1.2382] +0.00154
0.45 31.45 31.60
0
[0.0177] [1.2382] [1.2441]
(5) Measuring crankshaft deflection
Support the crankshaft on its journals in V-blocks,
then measure the deflection at the center joumal
with a dial gage. Depending on the amount of
deflection, repair the crankshaft by grinding or
straightening with a press. If the deflection
exceeds the repair limit, replace the crankshaft.
Unit: mm [in.]
Item
Assembly Repair
Standard Limit
Crankshaft 0.02 [0.0008]
0.05
deflection or less [0.0020]
(6) Replacing crankshaft gear
(a) Use gear puller to remove the gear from the
crankshaft.
r - - - - - - - 4
l
& CAUTION
)f--------,
Do not remove the gear by tapping with a
hammer.
7-44
Measuring crankshaft end play
Measuring crankshaft deflection
Replacing crankshaft gear