Oil Pump - Yamaha YX600S Service Manual

ENG
I
'\-.I
INSPECTION AND REPAIR
®
3-35
Example 1: Selection of the crankshaft main
bearing; If the crankcase J1 and crankshaft J1
sizes are No. 4 and No. 1, respectively, the
bearing size No. is:
Bearing size No.
=
Crankcase No. - Crankshaft No.
=
4-1 =3 (Brown)
Example 2: Selection of the connecting rod
bearing; If the connecting rod P1 and crank-
shaft P1 sizes are No. 4 and No. 1, repective-
ly, the bearing size No. is:
Bearing size No.
=
Connecting rod No. - crankshaft No.
=
4-1 =3 (Brown)
OIL PUMP
1. Remove:
•Screw
CD
•Pump cover
(2)
•Shaft
@
•Pin@
•Inner rotor
@
•Outer rotor
@
•Pump housing
(J)
2. Measure:
•Clearance "A"
(between inner rotor
CD
and outer rotor
(2))
•Clearance "B"
(between outer rotor
(2)
and pump housing
@l
Oil Pump Clearance:
Clearance "A"
Clearance "B"
0.09-0.15 mm
(0.0035- 0.0059
in)
0.03-0.08 mm
(0.0012-0.0031
in)