Bendix Commercial Vehicle Systems SB-7 AIR DISC BRAKE - Manual (Page 19)

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5.3.2 Brake Wear Check using Guide Pin (Only for Axial Disc Brakes SB 7541, SB 7551 to SB 7629,
SB 7639 and Radial Disc Brakes SB 7102, SB 7112, SB 7103, SB 7113, SB 7104, SB 7114,
SB 7105, SB 7115, SB 7108, SB7118, SB 7109, SB 7119, SB 7120, SB 7130 - These Callipers do
have the rib in position B (see also Section 5.3.1)
Pad conditions can be visually inspected without
removing the road wheel by noting the positon
of the Floating Pin (4) in the Caliper (1).
If the head of the Floating Pin (4) is inside the
Rubber Bush (6) by a dimension D greater than
0.64in. (18mm), then a more accurate check of the
Pads and Rotor must be made.
If necessary, change the Pads - see Section 6.
B = with rib (see also Section 5.3.1)
C = new condition
D = 0.64in. (18mm) or more, Pads and Rotor must be
checked with road wheel removed
M+P-KN-006
1
4
6
C
D
1
4
6
B