ra00323640901x

0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA

Type ra · emne 01.10 · version 9581 · 1995-08-04

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Placering

Funktionsgruppe 1 Motor › 01 Motor komplet, motorudluftning, topstykke, motorblok › 01.10 Motor komplet — Serie 364 (modeller 900, 901, 907, 954)

Gælder også for motorer/gearkasser: 356 940, 356 984, 366 900, 366 901, 366 905, 366 906, 366 907, 366 909, 366 910, 366 913, 366 914, 366 918, 366 919, 366 930, 366 931, 366 932, 366 933, 366 935, 366 936, 366 937, 366 938, 366 940, 366 944, 366 945, 366 946, 366 951, 366 952, 366 953, 366 960, 366 962, 366 966, 366 967, 366 968, 366 969, 366 970, 366 971, 366 973, 366 974, 366 975, 366 976, 366 978, 366 979, 366 980, 366 983, 366 988, 366 990, 366 992, 366 993, 366 994, 366 995, 366 997

00-0901 Repairing threaded holes with heli-coil inserts

Data

Metric thread

Core plug hole

Outer of twist drill

M6

6.31

6.04

6.1-6.2-6.25

M8

8.35

8.04

8.1-8.2-8.25-8.3

M81

8.32

8.04

8.1-8.2-8.25-8.3

M10

10.40

10.05

10.25

M12

12.50

12.05

12.25-12.5

M121.5

12.43

12.05

12.25

M14

14.53

14.06

14.25-14.5

M141.5

14.43

14.05

14.25

M152

15.30

15.20

15.25

M16

16.53

16.06

16.25-16.5

M161.5

16.43

16.05

16.25

M241.5

24.43

24.05

24.25

M261.5

26.43

26.05

26.25

M301.5

30.43

30.05

30.25

0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA
0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA
0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA
0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA

Special tools

0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA
0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA
0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA
0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA
0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA

Repairing

1 Widen plug hole with twist drill.

Note

Do not counter-sink hole.

2 Re-tap the damaged thread with the special heli-coil thread tap.

0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA

3 Fit a spindle (1) and mouthpiece (2) matching the size of thread to the installation tool.

Note

The slot on the mouthpiece (2) must be aligned with the marking on the installation tool (arrows).

0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA

4 Place heli-coil threaded insert (3) into the spindle (1) in the installation tool.

Note

The driver stud of the heli-coil thread insert must be positioned in the slot (arrow).

0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA

5 Turn threaded insert (3) with the spindle through the mouthpiece until the insert is flush at the front.

0901 - Repair of tapped holes using Heli-Coil inserts Engines OM 364, 366 A/LA

6 Position installation tool on the threaded hole and turn in the insert without exerting any pressure on the spindle.

Note

Turn in insert 1/2 to 1 1/2 turns deeper than the surface of the tapped hole.

7 Remove driver stud up to M12 with the stud snap. For threaded inserts greater than M12 remove driver stud by moving up and down with pointed pliers.

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