P12245
P11753
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P11743
--ENGINE MECHANICAL CYLINDER BLOCK
EM--79
2 5 . CHE CK CRANKS HAFT T HRUS T CLE ARANCE
Using a dial indicator, measure the thrust clearance while prying
the crankshaft back and forth with a screwdriver.
Standard thrust clearance:
0.040 -- 0.240 mm (0.0016 -- 0.0094 in.)
Maximum thrust clearance: 0.30 mm (0.0118 in.)
If the thrust clearance is grater than maximum, replace the
thrust washers as a set.
Thrust washer thickness:
STD 2.430 -- 2.480 mm (0.0957 -- 0.0976 in.)
U/S 0.250 2.555 -- 2.605 mm (0.1006 -- 0.1026 in.)
U/S 0.125 2.493 -- 2.543 mm (0.0981 -- 0.1001 in.)
26. RE MO V E MAI N BE ARI NG CAP S AND CHE CK O I L
CLE ARANCE
(a) Uniformly loosen and remove the main bearing cap bolts
in several passes, in the sequence shown.
(b) Using the removed main bearing cap bolts, pry the main
bearing cap back and forth, and remove the main bearing
caps, lower bearings and lower thrust washers (No.5
main bearing cap only).
HINT:
S
Keep the lower bearing and main bearing cap together.
S
Arrange the main bearing caps and lower thrust washers
in correct order.
(c) Lift out the crankshaft.
HINT:
Keep the upper bearings and upper thrust washers together
with the cylinder block.
(d) Clean each main journal and bearing.
(e) Check each main journal and bearing for pitting and
scratches.
If the journal or bearing is damaged, replace the bearings. If
necessary, grind or replace the crankshaft.
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