Yamaha FZ6-ST Supplementary Service Manual page 311

OIL PAN AND OIL PUMP
EAS00362
REMOVING THE OIL PAN
1. Remove:
S oil level switch 1
S oil pan 2
S oil pan gasket
S dowel pins
NOTE:
Loosen each bolt 1/4 of a turn at a time, in
stages and in a crisscross pattern. After all of
the bolts are fully loosened, remove them.
EAS00364
CHECKING THE OIL PUMP
1. Check:
S oil pump driven gear 1
S oil pump rotor housing 2
S oil pump cover
Cracks/damage/wear ! Replace the de-
fective part(s).
2. Measure:
S inner-rotor-to-outer-rotor-tip clearance a
S outer-rotor-to-oil-pump-housing
b
1 Inner rotor
2 Outer rotor
3 Oil pump housing
Inner-rotor-to-outer-rotor-tip
clearance
0.03 X 0.09 mm
(0.0012 X 0.0035 in)
<Limit>: 0.15 mm (0.0059 in)
Outer-rotor-to-oil-pump-housing
clearance
0.03 X 0.08 mm
(0.0012 X 0.0032 in)
<Limit>: 0.15 mm (0.0059 in)
5-58
ENG
clearance