Checking the intake manifold for warping
Connect the hand vacuum pump to the drive, close the control valve. swirl of air, pumping out air.
Use a ruler and feeler gauge to check for warping of the mounting surface.
- Limit Warping: 0.1mm
Checking the operation of the control valve swirl of air
Connect a hand vacuum pump to the actuator and check that the valve operates smoothly when evacuating air and that the vacuum is maintained.
Standard data:
- Beginning of valve opening: approx. -8 kPa (-60 mmHg Art.)
- End of valve movement: approximately -27 kPa (-200 mmHg Art.)