Section 01 ENGINES (1503 4-TEC)
Subsection 04 (LUBRICATION SYSTEM)
1
R1503motr140A
2
1. Oil pump outer rotor surface
2. Vernier depth gage
Difference between pump housing and outer rotor
should not exceed 0.1 mm (.004 in). If so, replace
the complete oil pump assembly.
NOTE:
When the axial clearance of the oil pump
shaft assembly increases, the oil pressure de-
creases.
Check the inside of oil pump housing and its cover
for scoring or other damages and replace if dam-
aged.
Installation
For installation, reverse the removal procedure.
Pay attention to the following details.
2
1
R1503motr134A
2
1. Screws M6 x 85
2. Screws M6 x 25
Torque oil pump cover screws to 10 N•m
(89 lbf•
in
)
Tighten suction pump housing screws as per
following sequence and torque to 10 N•m
(89 lbf•
in
).
Apply Loctite 243 (P/N 293 800
060) on threads.
R1503motr145A
1
4
5
8
6
7
3
2
OIL SEPARATOR COVER
Removal
– Remove from valve cover the ventilation hose
no. 7
.
1
R1503motr133A
TYPICAL — NATURALLY ASPIRATED ENGINE
1. Ventilation hose
SMR2005-035
57
www.SeaDooManuals.net
