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7
» Pneumatic Disc Brake SL7 - SM7
TAPPET AND BOOT ASSEMBLIES (13) AND INNER SEALS (22) REPLACEMENT
7.3.6 - 7.3.7 - Press-in boot using tool (
E
1
).
7.3.7 - Tappet should turn slightly in each direction
7.3.11 - Press in tappet using tool (
E
2
) (with T56)
Note:
For this procedure tool (T55) should remain in tool (T28).
To centralise tool (T28) with tappet (13), the adjuster unit must
be wound clockwise two turns.
7.3.6 Bring tool (
E
1
) into position making sure it has been
centralised to the tappet (see Fig.).
7.3.7 Press-in the boot of the tappet (13) using tool (
E
1
) by
winding out (T03) against the brake disc (see Fig.).
7.3.8 Check that the tappet (13) turns slightly in each
direction (take care not to overstretch the tappet boot)
(see Fig.).
With caliper removed from the vehicle:
The fitting of each tappet and boot assembly (13) requires
tool (
E
2
) (see Section 7).
7.3.9 Wind back fully the threaded tube (16) using shear
adapter (61) until it stops and then wind forward one full
turn (see Section 6.1.4).
Note:
The sealing surface on the boot and in the caliper must
be clean and free of lubrication.
7.3.10 Fit new tappet bushes (161) onto the spigots of the
threaded tubes (16), then follow with the tappet and boot
assemblies (13) pushing them into position.
7.3.11 Position tool (
E
2
) as shown. Note that tool (T56) must
be inserted into tool (T28) with closed side facing out. Using
a spanner screw out (T03) to press tappet and boot assembly
(13) into place.
Note:
Tool (T56) is required to maximise grip on the caliper.
7.3.5 Release tool (
E
1
) and then turn it over so that tool
(T28) can make contact with the boot.
(E
2
)
- caliper removed from vehicle
*
note direction of assembly
T02
T02
(E
1
)
T02
T28
T55
T03
13
T28
T04
T03
T28
T56
‘E
2
’
13
T03
T55
T56*
T28
T03
T02
T04
