Yanmar 2TNV70 - Inner Rotor and Gear Boss Clearance

LUBRICATION SYSTEM
TNV IDI Service Manual
9-5
Oil Pump Service Information
Inner Rotor and Gear Boss Clearance
Item Parts
Standard
Dimension
Standard
Clearance
Standard
Clearance
Limit
Reference
Page
Inside Clearance of
Inner Rotor
Gear Boss Diameter
2.0886 - 2.0925 in.
(53.05 - 53.15 mm)
0.012 - 0.020 in.
(0.3 - 0.5 mm)
0.024 in.
(0.6 mm)
Check Inner
Rotor and
Gear Boss
Clearance on
page 9-10
Rotor Diameter
2.1043 - 2.1083 in.
(53.45 - 53.55 mm)
Inner Rotor Width
Across Flat
Clearance
Width Across Flat of
Gear Boss
1.9468 - 1.9587 in.
(49.45 - 49.75 mm)
0.008 - 0.024 in.
(0.2 - 0.6 mm)
0.028 in.
(0.7 mm)
Width Across Flat of
Rotor
1.9665 - 1.9705 in.
(49.95 - 50.05 mm)
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