Volkswagen Golf Service & Repair Manual: Connecting vacuum gauge for brake servo -VAS 6721-

Volkswagen Golf Service & Repair Manual / Brake system / Brakes, hydraulics, regulator, servo / Vacuum system / Connecting vacuum gauge for brake servo -VAS 6721-

Special tools and workshop equipment required

Vacuum gauge for brake servo -VAS 6721-

–	Pull vacuum hose out of brake servo.

First press the brake pedal several times in order to facilitate removal of the vacuum hose.

Connecting vacuum gauge for brake servo -VAS 6721-

–	Place brake servo vacuum gauge -VAS 6721- between them -see following illustrations-.

Connecting vacuum gauge for brake servo -VAS 6721-

Item number

Component

Explanation

Cut-off valve

In direction of vacuum hose, non-return valve and, if fitted, vacuum pump

Cut-off valve

Open to facilitate removal of brake servo vacuum gauge -VAS 6721-

Open to simulate a fault source

Connection of manual vacuum pump -VAS 6213-

Cut-off valve

In direction of brake servo

–	Push hose -A- of brake servo vacuum gauge -VAS 6721- onto vacuum hose and press adapter -C- into brake servo.

Connecting vacuum gauge for brake servo -VAS 6721-

Instructions for checking

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