WIKA HP-2 - Manual (Page 18)

18 WIKA operating instructions pressure transmitter, model HP-2
11379180.03 09/2013 GB/D/F/E
GB
8. Spare part kit / 9. Maintenance and cleaning
Tighten the exchangeable
process connection using the
torque spanner.
On the torque spanner, set
the tightening torque to
130 Nm.
9. Maintenance and cleaning
9.1 Maintenance
Repairs must only be carried out by the manufacturer.
When a leak is suspected, as a result of hairline cracks in the process connection, as
described in chapter 8 “Spare part kit”, replace it.
For the order number for the spare part kit see chapter 12 “Accessories”
9.2 Cleaning
CAUTION!
■ Before cleaning, correctly disconnect the pressure transmitter from the
pressure supply, switch it off and disconnect it from the voltage 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 persons and the environment from exposure to residual media.
■ Residual media in the dismounted pressure transmitter can result in a risk
to persons, the environment and equipment. Take sufficient precautionary
measures.
For information on returning the instrument see chapter 11.2 “Return”.