Impreza Outback Sport AWD F4-2.5L SOHC (2002)
Vacuum Brake Booster: Service and Repair
REMOVAL
1) Remove or disconnect the following parts at engine compartment.
1. Disconnect the connector for brake fluid level indicator.
2. Remove the brake pipes from master cylinder.
3. Remove the master cylinder installing nuts.
4. Disconnect the vacuum hose from brake booster.
2) Remove the following parts from the pedal bracket.
1. Snap pin and clevis pin
2. Four brake booster installing nuts
3) Remove the brake booster while shunning brake pipes.
NOTE:
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Be careful not to drop the brake booster. Brake booster should be discarded if it has been dropped.
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Use special care when handling the operating rod.
If excessive force is applied to operating rod, sufficient to cause a change in the angle in excess of ±3°, it may result in damage to the power
piston cylinder.
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Use care when placing the brake booster on the floor.
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Do not change the push rod length. If it has been changed, reset the projected length "L" to the standard length.
Standard: L = 10.4 mm (0.41 inches)
CAUTION: If external force is applied from above when brake booster is placed In this position, the resin portion as Indicated by "P", may be
damaged.
INSTALLATION
1) Mount the brake booster in position.
