WIKA PGS23.160 - Manual (Page 15)

WIKA operating instructions pressure gauge model PGS with reed contacts 15
GB
14000322.01 03/2011 GB/D/F/E
8. Maintenance and cleaning
8.1 Maintenance
The instruments are maintenance-free. The indicator and switching
function should be checked once or twice every year. For this the
instrument must be disconnected from the process to check with a
pressure testing device.
Repairs must only be carried out by the manufacturer or appropriately
qualified skilled personnel.
8.2 Cleaning
CAUTION!
■ Clean the pressure gauge with a moist cloth.
■ Wash or clean the dismounted pressure gauge before
returning it, in order to protect staff and the environment
from exposure to residual media.
8. Maintenance and cleaning / 9. Dismounting and disposal
9. Dismounting and disposal
WARNING!
Residual media in dismounted pressure gauges can result
in a risk to persons, the environment and equipment. Take
sufficient precautionary measures.
9.1 Dismounting
Only disconnect the pressure gauge once the system has been
depressurised!
When dismounting, close the compensating valve (if available).
9.2 Disposal
Incorrect disposal can put the environment at risk. Dispose of instrument
components and packaging materials in an environmentally compatible
way and in accordance with the country-specific waste disposal
regulations.