Memmert INCO 246/246 med CO2 Incubators (Generation 2003) - Manual (Page 42)

42
Warning messages and malfunctions
Error Possible causes Remedy
Nothing shows on the
display although the
incubator is switched
on.
Power supply
interrupted
Check power supply and fuse/safety
switch.
Appliance fuse or
miniature fuse or
controller faulty
Contact the customer service and read
the service manual.
Appliance error
Mainboard faulty
Appliance cannot be
operated
Incubator locked with
user-ID card
Unlock incubator with user-ID card (see
page 52 ).
Push/turn control
faulty
Contact the customer service and read
the service manual.
No CO
2
display shown
in the CO
2
module
Switched mode power
supply SP 200 faulty
Contact the customer service and read
the service manual.
icon flashes ...
Temperature fuse
(TWW, ASF) has re-
sponded
► Increase temperature difference
between monitoring and working
temperature (see page 47 ).
► Replace Pt100 temperature sensor
of monitoring controller if necessary
(see Service manual)
... and rh empty
Water supply tank
empty
Set humidity setpoint to OFF, fill up
distilled water, then reset humidity
setpoint back to desired value.
... and rh empty
Humidity setpoint
exceeded
Open door for 30 sec. and wait to see if
subsequently the controller steadily ad-
justs to the setpoint. If the error occurs
again, Contact the customer service.
... and co2 over
CO
2
setpoint is ex-
ceeded
Open door for 30 sec. and wait to see if
subsequently the controller steadily ad-
justs to the setpoint. If the error occurs
again, Contact the customer service.
... and error Autozero
► Autozero pump
faulty
► CO
2
controller
faulty
Contact the customer service and read
the service manual.
Error display (E...) in
display
Appliance/system error Contact the customer service and read
the service manual.