BUCHI Ultrasonic Package - Manual (Page 34)

7 | Maintenance BÜCHI Labortechnik AG
34/46 Ultrasonic Controller
4. Set pump speed to 8 % and switch on pump.
5. Switch on Ultrasonic Nozzle and set power to 2 W.
6. Turn in the adjusting screw (4) until the water is sucked in steadily.
7. Set the correct atomization power/stall point.
• 6.1 Stall point, determination [ } page 31]
8. Check if turning out the adjusting screw by ¼ turn helps to decrease pul­
sation, otherwise leave the position of the previous step.
9. Switch off pump.
• The feed must stop.
10. Switch off Ultrasonic Nozzle.
Fig. 13: Adjustment of peristaltic pump
Follow­on tasks
1. Install spraying nozzle into the Mini Sprayer B­290.