Crankshaft Inspection - Honda Accord 2008 Manual

07/11/02 09:09:32 61TA0000_070_0017

Crankshaft Inspection

Out-of-Round and Taper
1. Remove the crankshaft from the engine block
(see page 7-15).
2. Clean the crankshaft oil passages with pipe
cleaners or a suitable brush.
3. Clean the keyway and threads.
4. Measure the out-of-round at the middle of each rod
and the main journal in two places. The difference
between measurements on each journal must not
be more than the service limit.
Journal Out-of-Round
Standard (New): 0.004 mm (0.0002 in.) max.
Service Limit:
＊０１
5. Measure the taper at the edges of each rod and the
main journal. The difference between
measurements on each journal must not be more
than the service limit.
Journal Taper
Standard (New): 0.005 mm (0.0002 in.) max.
Service Limit:
0.010 mm (0.0004 in.)
0.010 mm (0.0004 in.)
Straightness
6. Place the engine block on a flat surface, crankshaft
side up.
7. Clean and install the bearings on the No. 1 and
No. 5 journals of the engine block.
8. Lower the crankshaft into the engine block.
9. Measure the runout on all main journals. Rotate the
crankshaft two complete revolutions. The
difference between measurements on each journal
must not be more than the service limit.
Crankshaft Total Runout
Standard (New): 0.03 mm (0.0012 in.) max.
Service Limit: 0.04 mm (0.0016 in.)
ＴＡ０８ＡＥ４Ａ１８３１６６０００００ＭＡＡＴ０１
＊０２
7-17