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4.3.3.2 Exhaust gas connection
DANGER
Health risk due to gases and vapors
Hazardous combustion products such as smoke, fumes, sulfur oxides, aldehydes and
carbon oxides may arise when operating the leak detector.
► With an oil-sealed backing pump, connect an exhaust line to the exhaust gas
connection.
► Prevent inhalation of harmful gases or oil vapors.
► Ensure sufficient ventilation at the installation location.
WARNING
Overpressure can destroy the vacuum pump
Avoid overpressure.
The exhaust connection is located at the back of the device. See Overall device [}15].
4.3.3.3 Venting connection
Normally, the specimens are vented with ambient air after completion of the test. If
necessary, the test specimens can be ventilated with a different gas (e.g., fresh air,
dry air, nitrogen, etc.) to a maximum of 1.1 mbar pressure.
In these cases, a ventilation hose must be connected to the ventilation connection of
the device, see "Overall device [}15]".
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