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volvo Workshop Repair Guides


V70 GL L5-2.4L VIN 55 B5254S (1998)

Brakes and Traction Control > Power Brake Assist > Vacuum Brake Booster > Component Information > Service and Repair > Brake Booster, Replacing > Page 5257

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Remove:
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Circlip from air hydraulic brake power assist unit (brake servo) pushrod.

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The four nuts holding the air hydraulic brake power assist unit (brake servo) to the firewall.

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The air hydraulic brake power assist unit (brake servo)

Note:  Watch out for the seal between the air hydraulic brake power assist unit (brake servo) and the firewall.

Installing new air hydraulic brake power assist unit (brake servo)

Transfer cable clip and seal to the new air hydraulic brake power assist unit (brake servo).
Use a new seal if necessary.

Install:
-

Air hydraulic brake power assist unit (brake servo) with the connection for the non-return valve in the four o'clock position.

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Four new mounting nuts.Tighten to 25 Nm.

Connect:
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Non-return valve and vacuum hose to air hydraulic brake power assist unit (brake servo).

Raising subframe

Brakes and Traction Control > Power Brake Assist > Vacuum Brake Booster > Component Information > Service and Repair > Brake Booster, Replacing > Page 5257

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