Maintenance and cleaning / 8. faults, Maintenance and cleaning, Faults – WIKA LSD-30 User Manual

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WIKA operating instructions level switch model LSD-30

11613033.01 01/2012 GB/D/F/E

7. Maintenance and cleaning / 8. Faults

7. Maintenance and cleaning

7.1 Maintenance

This instrument is maintenance-free.

Repairs must only be carried out by the manufacturer.

7.2 Cleaning

CAUTION!

■

Prior to cleaning, switch off and disconnect the instrument from the power supply.

■

Do not expose the measuring element to high mechanical loads during cleaning.

■

Do not expose the float to any impact loads.

■

Clean the instrument with a moist cloth.

■

Wash or clean the dismounted instrument before returning it in order to protect personnel

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 9.2 "Return".

8. Faults

In the event of any faults, first check whether the level switch is mounted correctly, mechanically and electri-

cally.

Error display

Internal errors are output via the instrument‘s display.

The following table shows the error codes and their meaning.