Hyundai 20G-7, Service Manual

Page: 327 / 420

MAIN MOVING SYSTEM
2-44
DISASSEMBLY
1. Remove the timing belt train, front case, flywheel, cylinder
head assembly, and oil pan.
2. Remove the rear plate and rear oil seal.
3. Disconnect the connecting rod cap.
4. Remove the main bearing cap. (Arrange it in order)
5. Remove the crankshaft.
6. Disassemble the crankshaft position sensor wheel.
NOTE
Put an identification mark on the main bearing cap
to refer to the original position and direction.
INSPECTION
1. Crankshaft
1) Check the oil hoe for clogging as well as crankshaft
journal pin for damage, uneven wear and crack. Repair
or replace parts if necessary.
2) Inspect out of circularity of the crankshaft journal
taper and pin.
2. Main bearing and connecting rod bearing
Visually inspect each bearing for scratch, melting, sticking,
and fault contact and replace the bearing if necessary.
Crankshaft journal O.D
Crank pin O.D
57mm
45mm
0.01mm or less Out of circularity of crankshaft journal
pin