Troubleshooting - Hach PHOSPHAX sc Addendum

7.2.2 Error messages (fortgesetzt)
Instrument
Error displayed
reaction
Instrument goes
The analyzer is not
into the service
heating up.
state
Service state,
starts
Cooling failed!
automatically after
cooling down
Humidity in
Service state
analyzer
Service state, the
Humidity in filtration probe sc
filtration probe is isolated from the
mains
Service state, the
Filtration probe is filtration probe sc
missing. is isolated from the
mains
Temperature
Service state, fan
sensor is
running, heating off
defective.
Cuvette sensor is Service state,
defective cuvette heating off
Cuvette heating is Continued
defective measurement
Service state,
Cuvette is too hot.
cuvette heating off!
Photometer level is
low / Photometer Continued
level channel 2 is measurement
low.
English
Cause Solution
Instrument cannot
heat interior
adequately.
Close instrument, check heating
(internal temp
<20°C (68°F) for
30 min)
Instrument interior
Check air filter and clean/replace, check
is too warm (>57°C
fan.
(135°F))
There is liquid in
Identify cause and rectify
the collecting tray
Immediately take filtration probe sc out
of operation and contact service. Take
There is liquid in
the filtration probe sc out of the tank and
the filtration probe
store the filter modules so that they
enclosure
remain moist. (See operating
instructions for the filtration probe sc).
Immediately take filtration probe sc out
of operation and contact service. Take
The filtration probe
the filtration probe sc out of the tank and
sc is faulty or not
store the filter modules so that they
connected
remain moist. (See operating
instructions for the filtration probe sc).
The temperature
sensor for the Immediately switch off instrument,
internal instrument contact service, replace main circuit
temperature is board
faulty
The temperature
sensor for the Contact service, replace cuvette/sensor
cuvette is faulty
The cuvette is not Close instrument door, contact service,
being heated check cuvette heating, check main
adequately circuit board
Sample too hot/ heating regulation
The cuvette is
faulty, check main circuit board, contact
over-heated.
service
Photometer signal
too low (1channel,
2 channel Trigger cleaning (several times).
operation , Manually clean photometer. If this action
depending on solves the problem, increase automatic
channel that cleaning, otherwise contact service.
triggered the Check sample delivery.
error). Not enough
sample available.

Troubleshooting

Reset error
Reset error
manually
Manual reset or
automatically when
temperature falls
2 °C (3.6 °F) below
limit
Reset error
manually
Reset error
manually
Reset error
manually
Reset error
manually
Reset error
manually
Reset error
manually
Reset error
manually
Reset error
manually or
automatic if level is
OK again
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