Maintenance And Cleaning; Dismounting And Disposal - WIKA 432.50.100 Mode D'emploi

8. Maintenance and cleaning / 9. Dismounting and disposal

8. Maintenance and cleaning

8.1 Maintenance
The instruments require no maintenance or servicing.

GB
The indicator and switching function should be checked once or twice every

1 months. The gauge must be disconnected from the process to check with
a pressure testing device.
Repairs are only to be carried out by the manufacturer or appropriately

trained skilled personnel.
8.2 Cleaning

9. Dismounting and disposal

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-specific waste dispo-
sal regulations.
14
CAUTION!
Before cleaning, correctly disconnect the pressure gauge

from the pressure supply, switch it off and disconnect it from
the mains.
Clean the pressure gauge with a moist cloth.

Electrical connections must not come into contact with

moisture.
Wash or clean the dismounted pressure gauge before retur-

ning it, in order to protect staff and the environment from
exposure to residual media.
WARNING!
Residual media in dismounted pressure gauges can result in a
risk to persons, the environment and equipment. Take sufficient
precautionary measures.
WIKA Operating instructions pressure gauges Model 4 with 831 per ATEX