Arctic Cat 660 cc Service Manual page 255

5. Inspect the condition of the brake pads. Replace if
damaged or worn. The brake pad thickness must
be greater than 3.2 mm (0.125 in.). If the brake
pad thickness is less than specified, replacement of
both pads is necessary.
6. Inspect the brake hose for cracks and deterioration
and check the condition of the threaded
connectors.
ASSEMBLING
KEY
1. Retaining Pin
2. Cap Screw
3. Washer
4. Brake Caliper Assy
5. Housing O-Ring
6. O-Ring
7. Piston
1. Apply approved brake fluid to the new O-ring;
then install the O-ring into the groove of each
caliper half.
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AF267
8. Bleed Screw
9. Brake Pad Set
10. Housing
11. Housing
12. Cap Screw
13. Lock Washer
14. Washer
736-850A
AF251
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NOTE: Always use a new O-ring when assem-
bling the brake caliper.
2. In each caliper half, apply approved brake fluid to
the brake piston; then while twisting, install the
piston with the open side facing out.
3. Place the small O-ring into position; then assemble
the two caliper halves. Secure with the cap screws.
Do not tighten at this time.
INSTALLING CALIPER
1. Secure the caliper assembly on the chain case
using two cap screws, lock washers, and flat
washers. Tighten the cap screws to 6.9 kg-m
(50 ft-lb).
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