LUBRICATION
6LPA Service Manual
8-9
Oil Pump
12/05
© 2007 Yanmar Marine International
Rotor body clearance:
• Standard: 0.100 to 0.170 mm (0.003 to
0.006 in.)
• Maximum: 0.20 mm (0.007 in.)
Figure 8-11
Figure 8-11
7. Check the clearance of the rotor assembly by
measuring the clearance between the rotor and
body end surface using a feeler gauge and a
straight edge (Figure 8-12). If the measured
clearance exceeds the specified maximum,
replace the oil pump assembly.
Rotor side clearance:
• Standard: 0.030 to 0.090 mm (0.011 to
0.035 in.)
• Maximum: 0.15 mm (0.005 in.)
Figure 8-12
Figure 8-12
Oil Pump Reassembly
1. Install the relief valve and spring
(Figure 8-13, (1)) into the mounting holes in the
timing gear case.
2. Using a new gasket install the plug and torque
to 425 kgf·cm, 41.68 N·m (30.7 lb-ft).
Figure 8-13
Figure 8-13
3. Install the drive and driven rotors aligning the
mark (Figure 8-14, (1)).
Figure 8-14
Figure 8-14
0005
3
6
3
0005
3
64
0005
3
65
(1)
(1)
0005
3
66
(1)
