Mitsubishi S6R Series User Manual

2-11
Chapter 2 SERVICE DATA
1.4 Maintenance Service Data of Lubrication System
Unit: mm [in.]
Item
Nominal
value
Standard value Limit value Remarks
Oil pump
Backlash between oil pump gear and idler gear
0.087 to 0.316
[0.0034 to 0.0124]
0.500
[0.0197]
Drive gear and driven gear backlash
0.100 to 0.200
[0.0039 to 0.0079]
0.400
[0.00157]
Top clearance between gear teeth and case
0.100 to 0.196
[0.0039 to 0.0077]
0.350
[0.0138]
Side clearance between gear width and case
depth
0.050 to 0.114
[0.0020 to 0.0045]
0.250
[0.0098]
Drive shaft outside diameter
ø25
[0.98]
24.947 to 24.960
[0.9822 to 0.9827]
24.900
[0.9803]
Driven shaft outside diameter
24.947 to 24.960
[0.9822 to 0.9827]
24.900
[0.9803]
Bushing inside diameter
25.000 to 25.021
[0.9843 to 0.9851]
25.100
[0.9882]
Spindle outside diameter
ø25
[0.98]
24.949 to 24.960
[0.9822 to 0.9827]
24.900
[0.9803]
Idler gear bushing inside diameter
25.000 to 25.021
[0.9843 to 0.9851]
25.100
[0.9882]
Safety valve opening pressure
1.4 ± 0.1 MPa
{14 ± 1 kgf/cm²}
[203 ± 14 psi]
Oil filter alarm Differential pressure for activation of alarm
0.15 to 0.18 MPa
{1.5 to 1.8 kgf/cm²}
[21 to 26 psi]
Relief valve Spring free length 115 [4.53]
Oil thermostat
Valve opening temperature 80 to 84°C [176 to 183.2°F]
Temperature at which valve lift becomes
11 [0.43] or more
95°C [203°F]
Oil pump idler gear and crankshaft gear backlash
0.11 to 0.38
[0.0043 to 0.0150]

Mitsubishi S6R Series Specifications

General

Brand	Mitsubishi
Model	S6R Series
Category	Engine
Language	English