Subaru Impreza 2002 Service Manual page 3013

BRAKE
13.Proportioning Valve
A: REMOVAL
1) Remove the brake pipe from proportioning valve
at four places.
2) Remove the proportioning valve from its bracket.
CAUTION:
Do not disassemble or adjust the proportioning
valve. (The proportioning valve must be re-
placed as an assembly.)
B: INSTALLATION
1) Install the proportioning valve to bracket.
2) Connect the brake pipes correctly to proportion-
ing valve.
3) Bleed air, then check each joint of the brake pipe
for oil leaks.
Tightening torque:
Proportioning valve to brake pipe flare nut:
15 N·m (1.5 kgf-m, 10.8 ft-lb)
Proportioning valve to bracket
18 N·m (1.8 kgf-m, 13.0 ft-lb)
PROPORTIONING VALVE
C: INSPECTION
1) Install the oil pressure gauges to measure the
master cylinder fluid pressure (front wheel brake
fluid pressure) and rear wheel cylinder fluid pres-
sure.
2) Bleed air from the oil pressure gauges.
3) Check the master cylinder fluid pressure and
rear wheel cylinder fluid pressure.
The standard values are shown in the figure.
BR0066
4) For the oil pressure in case of split point, refer to
"SPECIFICATIONS".
<Ref. to BR-2, SPECIFICATIONS, General De-
scription.>
BR-54
When both circuits
are normal
Master cylinder fluid pressure: P
2
BR0067