Buderus Logamatic 4323 - Page 67

Modules and their functions
9
Logamatic 4323 - Subject to technical modifications.
67
Feed function
Manual switch – feed pump
(Æ Fig. 22, [1])
Positions 0 and
3
(manual mode) are special settings
reserved for installers only.
Heating circuit function
Manual heating circuit
switch for heating circuit 0 (Æ Fig. 22, [2])
Positions 0 and
3
(manual mode) are special settings
reserved for installers only.
Current functions are indicated by LEDs.
Fig. 22 ZM433 central module
1 Manual feed pump switch
2 Manual heating circuit switch
1
2
USER NOTE
The manual switch should normally be set
to "AUT".
3: The feed pump is switched on.
AUT:
The feed pump operates automatically.
0:
The feed pump is switched off. The control
functions continue to be active.
USER NOTE
The manual switch should normally be set
to "AUT".
3: The heating circuit pump is switched on.
The mixer is switched volt-free and can
be manually operated.
AUT:
The heating circuit operates in automatic
mode.
0:
The heating circuit pump is switched off.
The mixer is switched volt-free. The
control functions continue to be active.