WIKA 762.14 - Manual (Page 8)

8
GB
WIKA Operating instructions pressure gauges Model 7 per ATEX
2080284.06 10/2013 GB/D/F
4. Commissioning
During the commissioning process pressure peaks must be avoided at all
costs. Open the shut-off valves slowly.
5. Maintenance and servicing / cleaning
The instruments require no maintenance or servicing.
The indicator should be checked once or twice every 12 months.
The instrument must be disconnected from the process to check with a
pressure testing device.
The instruments should be cleaned with a damp cloth moistened with soap
solution.
Any residual pressure medium contained in the pressure element may be
hazardous or toxic. This should be taken into account when handling and
storing pressure gauges which have been removed.
6. Repairs
Repairs are only to be carried out by the manufacturer or appropriately trained
personnel.
For further details see WIKA data sheet for the respective basic gauge:
Model 73x.51 and 73x.31: Data Sheet PM 07.05
Model 73x.14:
Data Sheet PM 07.13
7. Disposal
Dispose of instrument components and packaging materials in accordance
with the respective waste treatment and disposal regulations of the region or
country to which the instrument is supplied.
4. Commissioning ... 7. Disposal