8 Troubleshooting
71
R-220 Pro Continuous Operation Manual, Version A
Errors and their remedy
Error Additional error indicator on display Possible cause
Remedy
E01 Heating bath icon flashes Bath temp sensor not connected or
defective
•
Switch off the unit Wait for the bath
to cool down a little before restart
Call service if problem is persistent
E02 Heating bath icon flashes The bath does not reach the
intended maximum height
•
Lift motor is defective or
blocked
•
Press the “Aerate” button to confirm
the error message
•
Switch off the unit Check if lift is
blocked
Call service if problem is persistent
E03 Drive unit icon flashes
The rotary drive does not reach the
set sppec value
•
Drive defective or blocked
•
Press the “Aerate” button to confirm
the error message
•
Switch off the unit and check if
drive is blocked, rotate evaporating
flask manually
Call service if problem is persistent
E04 n a
Battery voltage too low
•
PB battery weak or defective
•
Press the “Aerate” button to confirm
the error message
•
Switch on the system over night to
allow recharging of the battery
Call service if problem is persistent
E05 n a
Hardware malfunction
•
Restart the unit
Call service if problem is persistent
E06 n a
Shortcut at aeration valve
•
Unplug valve and restart system for
causal research
•
Exchange valve if defective or run
evaporation with manual aeration
Call service if problem is persistent
E07 n a
Shortcut at cooling water valve •
Unplug valve and restart system for
causal research
•
Exchange valve if defective or run
evaporation without cooling water
valve
Call service if problem is persistent
