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BRAKES

60

7 Remove sealing ring from the groove in the

caliper housing. Remove the bleed screw from

the caliper housing.

INSPECTION

After thoroughly cleaning with fresh brake fluid

examine all parts for damages and corrosion.

PISTON

Outer surface should be free from nicks, score or

rust and should feel smooth to touch. Do not use

emery paper on piston surface.

CALIPER HOUSING

Bore should be free from score, pitting and

corrosion. The seal groove in the bore should be

thoroughly cleaned and there should be no nicks

at the edges. If the above conditions are quite

satisfactory then replacement with appropriate kit

will give satisfactory performance. If not the

caliper assembly should be replaced.

SLIDING PINS

Sliding pins should be free from rust, bends and

sliding pin dust covers should be soft and free

from cracks or puncture if required replace them.

ASSEMBLY

1 Smear the sealing ring with fresh brake fluid, fit

it on to the groove in the caliper pot and work

around with fingers until it is properly seated.

Smear fresh brake fluid on to the piston

surface. Fit dust boot in to the caliper groove.

2 Assemble seal and boot in the respective

groove. Apply compressed air at low pressure

(@ 2 bar)

through the supply port of caliper.

Locate the piston on boot the airflow will get

restricted and dust boot will inflate on all sides.