Checking Check Valve - AR43.10-P-0023ME
Model 167
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Check | |||
| 1 | Reduce vacuum in Active Brake Assist controller unit (A108) by pressing brake pedal several times in succession. | ||
| 2 | Connect vacuum tester and test connection to Active Brake Assist controller unit (A108). | AR43.10-P-0024-01ME | |
Observe manufacturer's operating instructions Measurement errors occur otherwise. |
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| Fig 2 | |||
| Fig 1 | |||
| 3 | Start the engine and switch off once test pressure is reached. | ||
| *BE43.10-P-1003-01E | |||
| 4 | Check the check valve for pressure loss | If the vacuum drops below the specified value, ↓ replace the vacuum line (1). |
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| *BE43.10-P-1003-01E | |||
| 5 | Disconnect vacuum tester and test connection from Active Brake Assist controller unit (A108) | AR43.10-P-0024-01ME | |
Observe manufacturer's operating instructions Measurement errors occur otherwise. |
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| Fig 2 | |||
| Fig 1 |
CHECK VALUES FOR PNEUMATIC BRAKE BOOSTER
| Number | Designation | Model 167 | ||
|---|---|---|---|---|
| BE43.10-P-1003-01E | Check valve/pressure in vacuum system of brake booster | Test pressure (vacuum) | bar | 0, 5...0, |
| Test period | s | 30 | ||
| Permissible pressure loss | bar | ≤0, | ||