Reassembly - Mitsubishi S4Q User Manual

OIL PUMP
Figure 177 Checking clearance between rotors and
cover
Figure 178 Checking clearance between outer rotor
and case
Figure 179 Marks on cover and case
108 / 174
2. Checking clearance between rotors and cover
Check the clearance with a feeler gage and
straight edge, as shown in the illustration. If the
clearance exceeds the service limit, replace the
pump assembly.
Item
Clearance between rotors
and cover
3. Checking clearance between outer rotor and case
Check the clearance with a feeler gage, as shown
in the illustration. If the clearance exceeds the
service limit, replace the pump assembly.
Item
Clearance between outer
rotor and case

23.3 Reassembly

Put the outer rotor in the case. Make sure the mark on
the case is in alignment with the mark on the cover and
tighten the bolts that hold the cover.
ENGLISH Service Manual Mitsubishi SQ-Series diesel engines
LUBRICATION SYSTEM
Unit: mm [in.]
Assembly
Standard
0.04 to 0.09
[0.0016 to 0.0035]
Unit: mm [in.]
Assembly
Standard
0.200 to 0.275
[0.0079 to 0.0108]
Version 08/2004
Service
Limit
0.15
[0.0059]
Service
Limit
0.500
[0.0197]