Xylem YSI Alyza IQ NH4, Руководство по эксплуатации

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What to do if ... Alyza IQ NH4
154
ba76202d02 05/2020
Red signal LED at
the measuring unit
The system cannot
be emptied via the
Alyza menu
Storing the
detailed operating
data of the
Alyza IQ
Cause Remedy
LED lights up red.
Error causing the STOP of the
Alyza IQ Check and, if necessary, eliminate the
error message in the log book
LED flashes red
A beep is to be heard.  The front cover of the measuring unit
is open. There is risk of damage due
to the formation of condensation water
within the measuring unit. Close the
measuring unit immediately. After
being open for 3 minutes, the measur-
ing unit is automatically separated
from the power supply to avoid dam-
age due to a short-circuit on the PCB.
To open the measuring unit for main-
tenance activities without any risk:
– Before, start the function
Öffnen
der Messeinheit vorbereiten .
– Wait until the opening of he mea-
suring unit is released
 The locking device of the MultiPort
valve is open.There is a risk of dam-
age due to leaking chemicals (see
section 5.2,
 100).
Cause Remedy
 Defective component, e.g.:
– Syringe pump
– MultiPort valve (MPV)
– ACM
– ACS
– Power supply module
– ...  Empty the system manually (see
section 5.10 Emptying the system
manually,
 136).
 Then exchange the defective compo-
nent.
 Contact the service department
Cause Remedy
e.g. request by service depart-
ment Transmit the detailed operating data of
your Alyza IQ to a USB memory device
(see section 4.6.2,
 96).