Servicing; Travelling Brake - wsm M8540NARROW Workshop Manual

M8540Narrow, M9540Narrow, WSM

[3] SERVICING

(1) Travelling Brake

Brake Cam and Brake Cam Lever
1. Remove the external circlip (1).
2. Remove the brake cam (2) and brake cam lever (3).
(When reassembling)
• Apply grease to the O-ring (4) and take care not to damage the
O-ring.
IMPORTANT
• Install the brake cam (2) to brake cam lever, aligning the
marks on them.
(1) External Circlip
(2) Brake Cam
(3) Brake Cam Lever
Cam Plate Flatness
1. Place the cam plate on the surface plate.
2. Measure the flatness of cam plate with a feeler gauge at four
points on a diagonal line.
3. If the measurement exceeds the allowable limit, replace it.
Cam plate flatness Allowable limit
Height of Cam Plate and Ball
1. Measure the dimensions of the cam plate with the ball installed.
2. If the measurement is less than the allowable limit, replace the
cam plate and balls.
3. Inspect the ball holes of cam plate for uneven wear. If the
uneven wear is found, replace it.
Factory specification
Height of cam plate and
ball
Allowable limit
Brake Disc Wear
1. Measure the brake disc thickness with vernier calipers.
2. If the measurement is less than the allowable limit, replace it.
Factory specification
Brake disc thickness
Allowable limit
N5-S9
BRAKES
(4) O-ring
(5) Alignment Mark
9Y1210236BRS0016US0
0.3 mm
0.012 in.
9Y1210236BRS0017US0
25.45 to 25.55 mm
1.002 to 1.0059 in.
25.00 mm
0.9843 in.
9Y1210236BRS0018US0
4.15 to 4.35 mm
0.1634 to 0.1713 in.
3.3 mm
0.130 in.
9Y1210236BRS0019US0
KiSC issued 07, 2013 A