Checking The Oil Pump; Assembling The Oil Pump - Yamaha FZ-16 Service Manual

CHECKING THE OIL PUMP

1.
Check:
•
Primary drive gear pump
oil
•
Primary driven gear pump
oil
•
Pump housing oil
Cracks / damage / wear Replace
defective parts.
2.
Measure:
•
Clearance between the inner rotor and outer rotor "a"
•
Clearance between the outer rotor and the housing
oil pump "b"
•
Clearance between the casing of the oil pump
and inner and outer rotors "c".
Out of specification Replace the pump
oil.
1. Internal rotor
External Rotor
2.
3. C arcasa oil pump
Clearance between the inner rotor and the
external rotor
Less than 0.15 mm
Limit
0.20 mm
Clearance between the outer rotor and the
housing of the oil pump
0.13 to 0.19 mm
Limit
0.15 mm
Clearance between the casing
oil pump and rotors
internal and external
0.06 to 0.11 mm
Limit
0.15 mm
3. Check:
• Running the pump
Repeat steps roughly Movement (1) and
(2) or replace the defective parts.

ASSEMBLING THE OIL PUMP

1. Lubricate:
•
Internal rotor of the oil pump
•
External rotor oil pump
•
Primary driven gear pump
oil (With the recommended lubricant)
Recommended lubricant
Engine oil
2. Install:
•
Internal rotor of the oil pump
•
External rotor oil pump
• Primary driven gear pump
oil
• Pin "2"
NOTE:
When installing the inner rotor, align the pin "2" in the
axis of the oil pump with the slot "a" in
the inner rotor "1".
5-45
OIL PUMP
"1"