5C–22
POWER-ASSISTED BRAKE SYSTEM
such cases perform the following visual check:
Visual Check
Make parts replacement as required if wear, distortion,
nicks, cuts, corrosion, or other abnormal conditions are
found through the following parts inspection:
• Master cylinder body
• Fluid reservoir
• O–ring
Functional Inspection of Master Cylinder
Piston
Push the primary piston (1) with your fingers to check
that it travels smoothly. If the motion is questionable,
replace the master cylinder as a complete assembly.
330RW007
Functional Inspection of Master Cylinder
Inspect the master cylinder for function as follows. If any
abnormal function is found, replace with a new one.
Install the primary piston holder (3) 5–8840–2306–0
(including the master cylinder attachment (5) and
master cylinder plug (7)) onto the master cylinder (4).
Make sure the spacer (2) (2 bolts) with its adjusting bolt
is screwed in up to the “0" line
330RX001
Connect the master cylinder attachment (5) 5–8840–
2306–0 with the end of the radiator cap tester (6) 5–
8840–0277–0, and apply air pressure with the cap
tester. Make sure there is no rise in pressure and that
with the adjusting bolt further screwed in 5mm (align the
adjusting bolt to the “5" line). There should be a
pressure increase of 0.5 kg/cm
2
or more.
330RX002
NOTE: When checking the front (or primary) side, be
sure to mount the master cylinder plug in the rear (or
secondary) port.