3B Sientific U8421210 Folha de instruções - Página 4

Procurar online ou descarregar pdf Folha de instruções para Bomba de água 3B Sientific U8421210. 3B Sientific U8421210 12 páginas. Piston vacuum pump

4. Sample experiment

4.1 Propagation of sound waves in air

In order to conduct this experiment, the following

apparatus is additionally required.

1 Vacuum cylinder

1 Base plate

1 Electric doorbell

1 AC/DC Power Supply

Experiment leads

5. Maintenance

Make sure that the sealing rings are always prop-

erly lubricated. To do so, carry out the following

steps:

•

Unscrew the lid and remove it along with the

piston. If necessary, clean and lubricate these

components.

•

While reassembling, insert the piston properly.

Make sure that the components are assembled

to fit perfectly before screwing them on (also

see the instructions printed on the pump).

Elwe Didactic GmbH • Steinfelsstr. 6 • 08248 Klingenthal • Germany •

3B Scientific GmbH • Rudorffweg 8 • 21031 Hamburg • Germany •

U8421230

U8421225

U21854

U33030

Subject to technical amendments.