Endress+Hauser Analytik Jena multi EA 5000 - Page 113

multi EA 5000 Troubleshooting
113
Error Possible cause Remedy
Check the connection be-
tween the basic module
and the PC
Malfunction in the inter-
nal electronics
Inform customer service
department
Furnace temperature is
outside tolerance limits or
target temperature is not
reached
Temperature control
faulty
Electronics error
Inform customer service
department
Process gases (inlet flow)
not supplied
Gas supply not connected Connect the gas supply
Primary gas pressure too
low
Set the gas inlet pressure
to 600 kPa (6 bar)
at the
delivery point
Gas supply leaking Check gas supply
No method loaded Load method
Gas box faulty Inform customer service
department
Target flow at the outlet
to the detector too low
Connection between
hose, angled adapter and
combustion tube not cor-
rect
Check connection and en-
sure correct fit at the con-
nection points
Pneumatic seal in the
coupling not sealing com-
bustion tube
Check Ar supply
Flip the toggle switch for
the pneumatic seal down
Septum incorrectly posi-
tioned in the injection
port or leaking
Check position of the sep-
tum, insert new septum if
necessary
Connection of the mem-
brane dryer or transfer
line to the auto-protec-
tion valve assembly leak-
ing
Check connections (do
not jam thread, tighten
fingertight)
Transition between cou-
pling tube and ABD in
horizontal mode leaking
Check the seal of the cou-
pling tube
Check the alignment of
the combustion tube to
the coupling tube
Tighten screw finger-
tight
Gas escaping from pneu-
matic seal (audible hiss)
Connector for hose11
loose
Press hose11 firmly into
the quick-release connec-
tor
Pneumatic seal defective Replace pneumatic seal
(→ "Maintenance of the
auto-protection valve as-
sembly" 134)
Auto-protection valve as-
sembly not heating
Connector not connected Connect the connector