89 TransAlp Manual Hydraulic Brake

HYDRAULIC BRAKE

If necessary, apply compressed air to the caliper fluid inlet to get tha piston out. Place a shop rag under the caliper to cush-ion the piston when it is expelled. Use the air in short spurts.

Awarning

Do not bring the nozzle too close to the inlet.

Push the dust seals and piston seals in, and pry them out and discard them.

Clean the oil seal grooves with brake fluid.

CAUTION

• Be carefuI not to damage the piston sliding surfaces.

INSPECTION

Check the pistons for scoring, scratches or other faults. Measure the piston O.D.

SERVICE LIMIT: 30.14 mm 11.187 in)

Check the caliper cylinder for scoring, scratches or other faults.

Measure the caliper cylinder I.D.

SERVICE LIMIT: 30.29 mm (1.193 in)

ASSEMBLY

The piston seals and dust seals must be replaced with new ones whenever they are removed. Coat the seals with brake fluid before assembly. Install the pistons with the open ends toward the pads.

Install the pad spring.

Apply silicone grease to the boots and collar, and install them.

15-10

(1) PISTON SEALS

(2) DUST SEALS

(1) COLLAR

(21 BOOTS

(3) DUST SEALS

(41 PISTONS

(6! PAD SPRING SEALS