Checking The Front Brake Calipers - Yamaha 2007 FZ6-NA Service Manual

FZ6-NHG(W)/FZ6-NAHG/FZ6-SHG(W)/FZ6-
SAHG
1. Remove:
• Brake caliper pistons "1"
• Brake caliper piston seals "2"
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a. Secure the brake caliper pistons with a
piece of wood "a".
b. Blow compressed air into the brake hose
joint opening "b" to force out the left side
pistons from the brake caliper.
EWA4S81016
WARNING
• Cover the brake caliper piston with a lag.
Be careful not the get injured when the
pistons are expelled from the brake cali-
per.
• Never try to pry out the brake caliper pis-
tons.
• Do not loosen the bolts "3".
c. Remove the brake caliper piston seals.
d. Repeat the previous steps to force out the
right side pistons from the brake caliper.
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EAS22390

CHECKING THE FRONT BRAKE CALIPERS

Recommended brake component replace-
ment schedule
Brake pads
Piston seals
If necessary
Every two years
Recommended brake component replace-
ment schedule
Brake hoses
Brake fluid
1. Check:
• Brake caliper pistons "1"
Rust/scratches/wear → Replace the brake
caliper pistons.
• Brake caliper cylinders "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.
A. FZ6-N/FZ6-NA/FZ6-S/FZ6-SA
B. FZ6-NHG(W)/FZ6-NAHG/FZ6-SHG(W)/
FZ6-SAHG
EWA13600
WARNING
Whenever a brake caliper is disassembled,
replace the piston seals.
4-35
FRONT BRAKE
Every four years
Every two years and
whenever the brake is
disassembled