7. Maintenance, cleaning / 8. Dismounting, return, ...
7. Maintenance and cleaning
7.1 Maintenance
GB
This screw-in thermometer is maintenance-free.
Repairs must only be carried out by the manufacturer.
7.2 Cleaning
8. Dismounting, return and disposal
8.1 Dismounting
Only disconnect the screw-in thermometer once the system has been depres-
surised!
12
WIKA Operating Instructions Screw-in Thermometers, Model TF35
CAUTION!
Before cleaning, switch off the instrument and disconnect it
correctly from the power supply.
Clean the instrument with a moist cloth.
Electrical connections must not come into contact with
moisture.
Wash or clean the dismounted instrument before returning it,
in order to protect staff and the environment from exposure to
residual media.
Residual media in dismounted instruments can result in a risk
to persons, the environment and equipment.
Take sufficient precautionary measures.
For information on returning the instrument see chapter "8.2
Return".
WARNING!
Residual media in dismounted instruments can result in a risk to
persons, the environment and equipment.
Take sufficient precautionary measures.
WARNING!
Risk of burns!
Let the instrument cool down sufficiently before dismounting it!
When dismounting it, there is a risk that dangerously hot
pressure media may escape.