Filter Replacement; Self-Diagnostic And Error Messages - E+E Elektronik EE371 Manual

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6.2

Filter replacement

A soiled fi lter should not be cleaned but replaced with a new one. The order number for new fi lters is HA010103.
6.3

Self-diagnostic and error messages

Self-diagnostic via LED on the circuit board:
Self-diagnostic via display (option):
Power LED green
LED D1 blue
page 29
When replacing fi lters, please note the following:
- Unscrew the fi lter cap very carefully to avoid damaging the
sensing element.
- Handling the fi lter might clog the pores.
Use gloves to screw on the new fi lter.
Power LED (green):
- fl ashing => Supply voltage applied / Microprocessor is active
LED D1 (blue):
- constantly lit => sensor element damaged
- fl ashing => sensor element bedewed (condensation)
- Error 1 => Humidity sensor element damaged
- Error 2 => Humidity sensor element bedewed (condensation)
- Error 3 => Temperature sensor element damaged
- Error 4 => Short circuit of temperature sensor
EE371 / EE372