Yanmar 3TNV82A Service Manual page 274

LUBRICATION SYSTEM
Model
3TNV82A, 3TNV84, 3TNV84T,
3TNV88, 4TNV84, 4TNV84T,
4TNV88
4TNV94L, 4TNV98, 4TNV98T
4TNV106, 4TNV106T
Model
3TNV82A, 3TNV84, 3TNV84T,
3TNV88, 4TNV84, 4TNV84T,
4TNV88
4TNV94L, 4TNV98, 4TNV98T
4TNV106, 4TNV106T
Inner Rotor and Gear Boss Clearance - 3TNV82A to 88
Item
Gear Boss Diameter
Inside Clearance of
Inner Rotor
Rotor Diameter
Width Across Flat of
Inner Rotor Width
Gear Boss
Across Flat
Width Across Flat of
Clearance
Rotor
9-6
Outer Rotor Side Clearance - All Models
Standard
0.0008 - 0.0028 in.
(0.02 - 0.07 mm)
0.0020 - 0.0039 in.
(0.05 - 0.10 mm)
0.0012 - 0.0047 in.
(0.03 - 0.12 mm)
Outer Rotor to Inner Rotor Tip Clearance - All Models
Standard
Parts
2.0886 - 2.0925 in.
(53.05 - 53.15 mm)
2.1043 - 2.1083 in.
(53.45 - 53.55 mm)
1.9468 - 1.9587 in.
(49.45 - 49.75 mm)
1.9665 - 1.9705 in.
(49.95 - 50.05 mm)
–
–
–
Standard Standard
Dimension Clearance
0.012 - 0.020 in.
(0.3 - 0.5 mm)
0.008 - 0.024 in.
(0.2 - 0.6 mm)
Oil Pump Service Information
Limit
0.0047 in.
(0.12 mm)
0.0059 in.
(0.15 mm)
0.0067 in.
(0.17 mm)
Limit
0.0063 in. Inner Rotor Tip
(0.16 mm)
0.0063 in.
(0.16 mm)
Inner Rotor Tip
0.0063 in.
(0.16 mm)
Standard
Clearance
Limit
0.024 in.
(0.6 mm)
0.028 in.
(0.7 mm)
TNV DI Service Manual
Reference
Page
Check Outer
Rotor Side
Clearance on
page 9-12
Check Outer
Rotor Side
Clearance on
page 9-12
Reference
Page
Outer Rotor to
Clearance on
page 9-11
Outer Rotor to
Clearance on
page 9-11
Reference
Page
Check Inner
Rotor and
Gear Boss
Clearance on
page 9-12