Memmert PM 200/400/500 Pump Module (Generation 2003) - Manual (Page 50)

VO page 50
32 Error messages
Error Cause Rectification
Main switch switched on, display
remains dark Check power supply, fuse has blown Check power supply
Have fuse checked by an electrician
Display “---“ in temperature display Fault Pt100 sensor on thermoshelf, or tray not
correctly inserted Fully insert the thermoshelf, or check
it at another heating level
Thermoshelf does not heat up, yellow
heating LED is alight Fault internal temperature fuse of thermoshelf Return thermoshelf to customer
service for checking
Red alarm symbol is alight
continuously Temperature limiter activated See Section: „Mechanical
temperature monitor: temperature
limiter (TB)”
Indication “E-1.1” Indication “E-2.1” Fault power unit at heating level 1 Customer service
Indication “E-1.2” Indication “E-2.2” Fault power unit at heating level 2 Customer service
Indication “E-1.3” Indication “E-2.3” Fault power unit at heating level 3 Customer service
Indication “E-1.4” Indication “E-2.4” Fault power unit at heating level 4 Customer service
Errormessage “E-3” in print display Fault pressure sensor Customer service
Errormessage “E-L1” Error communication to power unit L1 Customer service
Errormessage “E-L2” Error communication to power unit L2 Customer service
Errormessage “E-LA” Error communication to all power units
(possibly controller faulty) Customer service
As far as VO appliances are concerned, error messages are shown in the alphanumeric display.
In case there is a fault on the oven, please get in touch with an authorised service organisation or contact
the Memmert customer service department.
When dealing with the service department always quote the product serial number on the oven label.
33 Supply failure
Supply failure in operating mode “Normal operation“
After a supply failure the operation is continued with the set parameters. The instant and duration of the
supply failure are documented in the record memory.
Supply failure in operating mode “Weekly programmer“
After a supply failure the operation is continued with the set parameters. The instant and duration of the
supply failure are documented in the record memory.
Supply failure in programme operation
After a supply failure lasting less than 15 minutes the current programme is continued at the point where
it was interrupted. The instant and duration of the supply failure are documented in the log memory.
On a supply failure lasting longer than 15 minutes the oven immediately starts in manual operation for
safety reasons and all settings are set to safe default values (see table).
Supply failure in remote operation
On a supply failure in remote operation the oven immediately starts in manual operation for safety reasons
and all settings are set to safe default values (see table). Programme continuation has to take place from
the PC. The instant and duration of the supply failure are documented in the log memory.
Parameter Default-value
Temperature 20 °C
Pressure 1100mB