Buderus Logamatic 2107 User Manual

Operation in the event of a fault
11
Logamatic 2107 controls - We reserve the right to make any changes due to technical modifications.58
11 Operation in the event of a fault
If there is a fault in the controls, you may continue to run
your heating system temporarily.
z Check whether individual controls are set incorrectly
before making the settings for emergency mode.
z Depending on the fault, set the emergency switch
and the controls as shown in the following table
(Tab. 2).
z Boiler water thermostat (Fig. 17, Item 1)
z Emergency mode, heating and DHW switches
(Fig. 17, Item 2).
z Set the On/Off switch to the position
(Fig. 17, Item 3).
Fig. 17 Check the settings of the controls
Item 1: Boiler water thermostat
Item 2: Emergency mode, heating and DHW switches
Item 3: ON/OFF switch
AUT
9
0
7
0
60
50
I 0
AUT
90
70
6
0
50
1
2
3
AUTOMATIC
11.15am
71
WARNING!
RISK TO LIFE
from electric shock.
z Never open the controls.
Never attempt to dismantle individual
components.
Fault
Settings for an emergency operation
ON/OFF switch
Manual
Emergency
mode
Boiler circuit and
DHW
Boiler water
thermostat
Central heating failed
1)
140 – 194°F
(60 – 90°C)
DHW heating failed
1)
140°F
(60°C)
Central heating and DHW heating
failed
1)
140°F
(60°C)
Tab. 2 Emergency mode settings
1)
If a mixer is installed for heating circuit 2, the mixing
valve must be set manually in emergency mode so
that overheating (underfloor heating) is prevented.

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