39
BA315001-en
9.16
Troubleshooting
More than one error may occur at the same time. The unit only displays the most
recent errors. A list of all errors that have occurred can be found in the servicing
menu.
Display: > Servicing menu > MET error codes
Error
code
Error/Error message
Diagnosis/Corrective action
–
No measurement value,
instead
**.* in the display
Ambient temperature too high?
Ensure that environmental conditions are restored to
the permitted range. After cooling, master switch on.
No improvement?
Notify Service.
–
No measurement value,
instead
**.* in the display
Gas flow too low?
Exhaust gas probe blocked? Clean exhaust gas probe
with compressed air.
Sample gas outlet blocked?
Is the flexible probe tubing buckled or is gas flow ob-
structed by an object on the probe tubing?
Change the F1 filters. Master switch off, wait 10 sec-
onds, master switch on.
No improvement?
Notify Service.
–
Antennae symbol flash-
es;
Unit is apparently
searching WiFi, WiFi not
functioning
Error occurs when unit re-start is too fast.
Master switch off, wait 10 s, master switch on.
No improvement?
Transfer WiFi configuration to unit
using LAN cable and “MET Service Tool” program.
No improvement?
Notify Service.
01
Test bench hardware
faulty
Master switch off, wait 10 s, master switch on.
No improvement?
Notify Service.
02
Test bench communica-
tion faulty
Master switch off, wait 10 s, master switch on.
No improvement
Notify Service.
03
RTC error
(real time clock)
Master switch off, wait 10 s, master switch on.
No improvement
Notify Service.
