Subaru XT 1988 Service Manual page 949

4-4
BRAKES
MECHANISM AND FUNCTION
Disc Brake
PAD WEAR INDICATOR
A wear indicator is provided on disc brake pad. If the front
pad wears down to 1.5 mm (0.059 in) or the rear pad wears
down to 3 mm (0.12 in), the tip of the wear indicator comes
into contact with the disc rotor, and it makes a squeaking
sound as the wheel rotates, indicating that the pad needs to
be replaced. (XT6)
If the pad wears down to 1.5 mm (0.059 in), the tip of the
wear indicator comes into contact with the disc rotor, and it
makes a squeaking sound as the wheel rotates, indicating that
the pad needs to be replaced. (Except XT6)
Wear indicator
Disc rotor
New pad
>7TJe;;/J/4w,,7a
Disc rotor 1.5 mm (0.059 in)
Worn pad
L4-910
Fig.
1
Front disc brake
2
Wear indicator
/
Disc rotor
/
Disc rotor
Fig. 2 Rear disc brake
/
New pad
/
Worn pad
L4-002
Master Cylinder (Except XT6)
1) The fast-fill mechanism is adopted to improve the pedal
operating feel.
2) The sealed reservoir tank is adopted to extend the service
life of brake fluid.
3) The fluid leveler is built into the reservoir tank for easy
and correct monitoring of the fluid level when adding brake
fluid.