Page 36 - KNORR Pneumatic Disc Brake

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Tappet and Boot Assemblies (13) and Inner Seals (22) Replacement

7.3.9. Release tool (E ) and then turn it over so that (T03) (E )
2
3
can make contact with the caliper.
T03 T04 T28 T56
To centralise (T28) with tappet (13), the threaded tube
must be wound clockwise two turns by using the shear
adapter (61).
7.3.10. To press in the boot of the tappet (13) tool (E ) is
3
required. Note that (T56) must be inserted into (T28) with
open end facing outwards. (see Fig.). T02

7.3.10 - Tool (E )
3

7.3.11. Position tool (E ) so that (T03) screws out against
3
the caliper as shown. Using a spanner, screw-out (T03) to
press-in the boot (see Fig.).

‘E ’
3

T03

T28 T04

7.3.11 - Press-in the boot of the tappet using tool (E ) 3

7.3.12. Release and remove tool (E ), check that the
3
tappet (13) turns slightly in each direction (take care not to
overstretch the tappet boot)) (see Fig.).

13

7.3.12 - Tappet should turn slightly in each direction

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