Installation - Isuzu 1999 RODEO Workshop Manual

5C–26 POWER–ASSISTED BRAKE SYSTEM
3. Air should not pass from the engine (1) to the vacuum
booster (3). If it does, the check valve is inoperative
and must be replaced.

Installation

1. Perform vacuum booster and vacuum booster push
rod adjustment.
NOTE: When replacing either the master cylinder or
vacuum booster, be sure to measure push rod, and adjust
if required.
2. Remove retainer from vacuum booster front shell
using a small screwdriver. Then gently draw plate and
seal assembly out of the shell inside.
3. Set push rod gauge J–39216 on vacuum booster, and
apply negative pressure by means of vacuum pump
J–23738–A so that the pressure in the vacuum
booster becomes 500 mm Hg.
NOTE: Be sure to apply NEGATIVE pressure after
installing a push rod gauge on the vacuum booster.
360RW001
4. Measure dimension (4).
Dimension (4) (Standard): –0.1–0.1 mm
(–0.0039–0.0039 in)
331RS003
331RS004
331RW002