Oil Pump And Safety Valve - Inspect - Mitsubishi S6R Series Service Manual

Chapter 9 LUBRICATION SYSTEM

2.2 Oil Pump and Safety Valve - Inspect

2.2.1 Backlash Between Oil Pump Gear and Idler
Gear - Measure
Measure the backlash between oil pump gear and idler gear.
If the value exceeds the limit, replace the gears with new
ones.
Item
Backlash between
oil pump gear and idler gear
2.2.2 Drive Gear and Driven Gear Backlash
- Measure
Measure the backlash between drive gear and driven gear. If
the value exceeds the limit, replace the gears with new ones.
Item Standard value
Drive gear and 0.100 to 0.200 mm
driven gear backlash [0.0039 to 0.0079 in.]
2.2.3 Clearance Between the Gear Teeth and Case
- Measure
Measure the top clearance between drive/driven gear teeth
and case housing. If the value exceeds the limit, replace the
gear or case with a new one.
Item
Top clearance between 0.100 to 0.196 mm
gear teeth and case [0.0039 to 0.0077 in.]
2.2.4 Side Clearance Between Gear Width and Case
- Measure
Measure the side clearance between the gear width and case
depth. If the value exceeds the limit, replace the gear or case
with a new one.
Item
Side clearance between
0.050 to 0.114 mm
gear width and case
[0.0020 to 0.0045 in.]
depth
9-8
Standard value Limit value
0.087 to 0.316 mm 0.500 mm
[0.0034 to 0.0124 in.] [0.0197 in.]
Limit value
0.400 mm
[0.0157 in.]
Standard value Limit value
0.350 mm
[0.0138 in.]
Standard value Limit value
0.250 mm
[0.0098 in.]
Thickness gauge
Clearance Between the Gear Teeth and Case
- Measure
Dial gauge
Side Clearance Between Gear Width and Case -
Measure