multi EA 5000
Troubleshooting
119
13.11 Device faults on the UVFD 5000 and MPO 5000
Error
Possible cause
Remedy
LED in front panel flash-
ing
¡
Run-in period not yet
completed
¡
Wait for the comple-
tion time for the run-
in period of approx
30 min to elapse.
LED flashing after run-in
time has elapsed
¡
UV lamp defective
¡
Check in System |
Component test if a
defective lamp is dis-
played
¡
Replace lamp as nec-
essary (→ "Replacing
the UV lamp"
¡
If no defect is dis-
played, inform the
customer service de-
partment
Detector sensitivity too
low
¡
Service life of the UV
lamp expired
¡
Replace lamp
Smell of ozone
(only for sulfur detectors
with MPO option)
¡
Absorber on rear of
module worn out or
incorrectly connected
¡
Check connection and
replace absorber as
necessary
¡
Gas hose on the ab-
sorber leaky or loose
¡
Check hoses
¡
Search for leak as
necessary with indi-
cator paper
13.12 Analytical problems during TS determination
These affect: Detection with the UVFD 5000 and the MPO 5000
Error
Possible cause
Remedy
Scattering measurements
¡
UV lamp defective
¡
Replace lamp, see (→
"Replacing the UV
lamp"
¡
Sample unsuitable for
vertical operation
mode (droplet forma-
tion)
¡
Use the horizontal
operation mode
¡
In vertical operation
mode: Quartz wool
not present or at the
wrong position in the
combustion tube
¡
Check the position of
the quartz wool, ad-
just as necessary
¡
Sample evaporates
before dosing
¡
Use a cooled sampler.