4 replacing the venturi pump – INFICON Sensistor ILS500 Leak Detection System User Manual
Page 79
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Maintenance Instructions
79
ninb63e1-f (1410)
12.3.4
Replacing the Venturi Pump
1
Remove the exhaust hose from the barbed hose fitting
2
Unscrew and remove the barbed hose fitting and the plastic washer.
3
Use a 4 mm Allen key to remove the four screws holding the Venturi pump.
4
Remove the o-ring under the Venturi. Remove the hose from Venturi inlet.
Push hose into connector and press orange ring down to release hose, then pull
hose out.
5
Remove the hose fitting from the Venturi.
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