Hach-Lange FILTRAX eco - Manual (Page 45)

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Section 6 Troubleshooting
6.1 Messages
Only text is displayed to indicate that a wear part needs replacing;
— the green indicator light is lit.
6.2 Warnings
Text is displayed — the red and green indicator lights are lit and the
warning relay contact is set.
Table 5 Messages
Messages displayed Definition Resolution
AIRFILTER CASE
The operating time counter for the control unit
air filter [AIR F.H.] has expired Replace the control unit air filter and reset the
operating time counter.
PUMP WHEELS
The operating timer for the pump rollers
[P.ROLL.] has expired Replace the pump rollers and reset the operating
time counter.
Pump cassette
The operating timer for the pump cassette
[P.CARTR] has expired Replace the pump cassette and reset the
operating time counter.
N O T I C E
The instrument may be damaged. Take appropriate counteractive
measures as soon as possible.
Table 6 Warnings
Warnings displayed Definition Resolution
PUMPTUBES
The operating timer for the pump tubes [P.TUBES]
has expired Replace the pump tubes and reset the
operating time counter.
TEMPERATURE
temperature
The temperature in the control unit is too high.
Check the fan in the control unit and replace
the filter pads if required.
Reduce the ambient temperature.
TEST SETTINGS
Some settings may have been lost from the
[+DEVICEDATA] menu.
Check all instrument settings
in the [+DEVICEDATA] menu and
the [+SERVICE] menu.