Buderus Logamatic 2107 Installation And Service Instructions

Supply temperature sensor
2 error
MIX SENSOR ERROR
Sensor defective.
Connecting cable
interrupted
The mixer is no longer being
controlled.
Check the sensor
connection.
Replace the sensor
FM 241 error
(mixing card)
FM 241 ERROR
Module no longer present
Module defective
Module is no longer being
addressed
Log the module off
Plug the module in again
Replace the module
FM 242 error
(burner card)
FM 242 ERROR
Module no longer present
Module defective
Module is no longer being
addressed
Log the module off
Plug the module in again
Replace the module
FM 244 error
(solar card)
FM 244 ERROR
Module no longer present
Module defective
Module is no longer being
addressed
Log the module off
Plug the module in again
Replace the module
Fault Possible cause of the fault
Effects on control
characteristics
Remedy
Logamatic 2107 controls - We reserve the right to make any changes due to technical modifications. 61
20
Troubleshooting

Buderus Logamatic 2107 Specifications

General

Category	Control Systems
Type	Heating Control Unit
Voltage	230 V
Frequency	50 Hz
Protection class	IP20
Ambient temperature	0°C
Application	Heating systems