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Service Manual Mitsubishi L-Series diesel engines
Version 08/2004
GEAR CASE AND OIL PUMP
ENGLISH
ENGINE MAIN PARTS
12.2 Removal
1. Remove the crankshaft pulley.
2. Remove the fan and fan belt.
3. Remove the tie-rod cover from the side face of the
injection pump.
4. Remove the tie-rod and tie-rod spring. Be careful
not to let the spring drop to inside of the case.
5. Remove the governor cover assembly.
6. Remove the water pump assembly.
7. Remove the alternator.
8. Remove the pump housing.
9. Remove the gear case assembly.
12.3 Inspection
Check the removed parts. If any parts are found
defective, repair and replace them.
Wear, damage and clearance
Cracks and damage
Wear and damage
Seal surface
interference
Thoroughly clean oil line.
Spring fatigue
Smooth movement
Figure 51 Inspection of gear case and oil pump
Description
Speed, min
-1
1000 4000
Discharge
Pressure
MPa
(kgf/cm2) [psi]
0.15
(1.5)
[21]
0.20
(2.0)
[28]
Flow rate
l [U.S.gal]/min
3 [0.79]
or
more
8 [4.76]
or
more
Table 21 Oil pump performance, oil used: SAE30,
100±5°C [212±9°F]
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