REAR BRAKE
4-26
EAS1SM5152
REMOVING THE REAR BRAKE CALIPER
Before disassembling the brake caliper, drain
the brake fluid from the entire brake system.
1. Remove:
• Union bolt
• Copper washers
• Brake hose
Put the end of the brake hose into a container
and pump out the brake fluid.
EAS1SM5153
DISASSEMBLING THE REAR BRAKE CALI-
PER
1. Remove:
• Brake caliper piston “1”
• Brake caliper piston dust seal “2”
• Brake caliper piston seal “3”
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a. Blow compressed air into the brake hose
joint opening to force out the piston from the
brake caliper.
EWA13550
• Cover the brake caliper piston with a rag.
Be careful not to get injured when the pis-
ton is expelled from the brake caliper.
• Never try to pry out the brake caliper pis-
ton.
b. Remove the brake caliper piston dust seal
and the brake caliper piston seal.
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EAS1SM5154
CHECKING THE REAR BRAKE CALIPER
1. Check:
• Brake caliper piston “1”
Rust/scratches/wear Replace the brake
caliper piston.
• Brake caliper cylinder “2”
Scratches/wear Replace the brake cali-
per assembly.
• Brake caliper body “3”
Cracks/damage Replace the brake cali-
per assembly.
• Brake fluid delivery passages
(brake caliper body)
Obstruction Blow out with compressed
air.
EWA13610
When the brake caliper is disassembled, re-
place the brake caliper piston seal and the
brake caliper piston dust seal with new
ones.
2. Check:
• Brake caliper bracket
Crack/damage Replace.
EAS1SM5155
ASSEMBLING THE REAR BRAKE CALIPER
EWA13620
• Before installation, clean and lubricate the
internal parts. Use new brake fluid for
cleaning and lubricating.
• Never use solvents on internal brake com-
ponents as they will cause the piston seals
to swell and distort.
• When the brake caliper is disassembled,
replace the brake caliper piston seal and
the brake caliper piston dust seal with new
ones.
Recommended brake fluid
DOT 4
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