Yanmar 2TNV70 - Special Service Tools

ENGINE
6-14
TNV IDI Service Manual
Special Service Tools
SPECIAL SERVICE TOOLS
Note: Tools not having Yanmar part numbers must be acquired locally.
No Tool Name Applicable Model and Tool Size Illustration
1
Valve Guide Tool
(For Removing
Valve Guides)
L1 L2 d1 d2
0.787 in.
(20 mm)
2.953 in.
(75 mm)
0.217 in.
(5.5 mm)
0.374 in.
(9.5 mm)
Locally Manufactured
2
Valve Guide Tool
(For Installing
Valve Guides)
L1 L2 d1 d2
0.394 in.
(10 mm)
2.362 in.
(60 mm)
0.433 in.
(11 mm)
0.669 in.
(17 mm)
Locally Manufactured
Allowance L1:
0 to -0.0118 in.
(0 to -0.3 mm)
3
Wrist Pin Bushing
Tool
(For Removing /
Installing of Wrist
Pin Bushings)
L1 L2 d1 d2
0.984 in.
(25 mm)
3.346 in.
(85 mm)
0.866 in.
(22 mm)
0.984 in.
(25 mm)
Locally Manufactured
Allowance d1:
-0.0118 to
-0.0236 in.
(-0.3 to -0.6
mm)
Allowance d2:
-0.0118 to
-0.0236 in.
(-0.3 to -0.6
mm)
4
Valve Spring
Compressor
(For Removing /
Installing Valve
Springs)
Yanmar Part No.
129100-92630
0000827
0000828
0000829
0000830
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