Buderus Logamatic 4323 Service Instructions

Modules and their functions
5
Logamatic 4323 - Subject to technical modifications. 19
Heating circuit and DHW function
Heating circuit switch (Æ Fig. 13, [1]) and DHW (Æ
Fig. 13, [2]).
The positions 0 and (manual mode) are special
settings reserved for heating contractors only.
Current functions are indicated by LEDs.
Fig. 13 FM441
1 Heating circuit switch
2 Manual DHW switch
1
2
for heating circuit:
for DHW supply:
USER INFORMATION
In standard mode, set the switches to
"AUT".
: The heating circuit pump or primary pump
will
be switched on.
The mixer is switched volt-free and can
be
manually operated.
The DHW circulation pump is switched off.
AUT: The heating circuit or the DHW circuit operates
in automatic mode.
0: The heating circuit pump or DHW cylinder
primary pump as well as the DHW circulation
pump are switched off.
The mixer is switched volt-free. The control
functions continue to be active.
3
3

Buderus Logamatic 4323 Specifications

General

Brand	Buderus
Model	Logamatic 4323
Category	Control Unit
Language	English