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8. Dismounting, return and disposal
8. Dismounting, return and disposal
EN
8.1 Dismounting
If necessary, the measuring line must have strain relief. For diaphragm pressure
gauges, the clamping bolts of the upper and lower flange must not be loosened.
20
Operating instructions pressure gauges with switch contact models 821, 851 or 830 E
WARNING!
Physical injuries and damage to property and the environment
through residual media
Residual media in the dismounted instrument can result in a risk to
persons, the environment and equipment.
▶
Wear the requisite protective equipment (see chapter 3.6 "Per-
sonal protective equipment").
▶
Observe the information in the material safety data sheet for the
corresponding medium.
▶
Wash or clean the dismounted instrument, in order to protect per-
sons and the environment from exposure to residual media.
WARNING!
Risk of burns
During dismounting there is a risk of dangerously hot media escap-
ing.
▶
Let the instrument cool down sufficiently before dismounting it!
DANGER!
Danger to life caused by electric current
Upon contact with live parts, there is a direct danger to life.
▶
The dismounting of the instrument may only be carried out by
skilled personnel.
▶
Remove the instrument once the system has been isolated from
power sources.
WARNING!
Physical injury
When dismounting, there is a danger from aggressive media and
high pressures.
▶
Observe the information in the material safety data sheet for the
corresponding medium.
▶
Dismount the instrument when there is no pressure.
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