infiniti Workshop Repair Guides

Infiniti Workshop Service and Repair Manuals

Vacuum Brake Booster Check Valve > < Brake Booster|Page 10773
Page 1
background image

Vacuum Brake Booster: Service and Repair
Vacuum Lines

Removal and Installation

1. Disconnect vacuum hose from hose clip.
2. Release clamps and disconnect vacuum hose.
3. Remove check valve from brake booster.

4. Installation is in the reverse order of removal.

CAUTION:
^

Insert vacuum hose for at least 24 mm (0.94 inches).

^

Do not use lubricating oil during assembly.

Inspection

VISUAL INSPECTION
Check for improper assembly, damage and deterioration.

CHECK VALVE INSPECTION

Airtightness Inspection

Use a suitable vacuum pump to check. Connect to brake booster side of check valve.

Check valve specification: Vacuum decrease should be within 1.3 kPa (10 mmHg, 0.39 inch Hg) for 15 seconds under a vacuum of -66.7 kPa
(-500 mmHg,  - 19.69 inch Hg)
 

Vacuum Brake Booster Check Valve > < Brake Booster|Page 10773