Wika 700.02 Instrukcja Użytkownika Pobierz pdf (Strona 12)

11025859.03 10/2013 GB/D/F/E

WIKA operating instructions dierential pressure gauge with piston per ATEX

8. Maintenance and cleaning / 9. Dismounting and disposal

8. Maintenance and cleaning

8.1 Maintenance

The instruments are maintenance-free.

The dierential pressure gauges with piston oer long service life provided

they are handled and operated properly.

Checks should be carried out on a regular basis to ensure the measuring accura-

cy of the pressure gauge.

Repairs must only be carried out by the manufacturer or appropriately qualied

skilled personnel.

8.2 Cleaning

CAUTION!

■

Clean the dierential pressure gauge with a moist cloth.

■

Wash or clean the dismounted instrument before returning it,

in order to protect persons and the environment from exposure

to residual media.

9. Dismounting and disposal

WARNING!

Residual media in dismounted dierential pressure gauges

can result in a risk to persons, the environment and equip-

ment. Take sucient precautionary measures.

9.1 Dismounting

Only disconnect the pressure gauge once the system has been depressurised!

9.2 Disposal

Incorrect disposal can put the environment at risk.

Dispose of instrument components and packaging materials in an environmen-

tally compatible way and in accordance with the country-specic waste disposal

regulations.

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Wika 700.02 Instrukcja Użytkownika Strona 12