Burner Control Unit - Viessmann MPA51 Operating And Service Instructions

Burner control unit

Burner control unit
Display and programming unit
Function
A display and programming unit is inte-
grated into the burner control unit. The
display screen shows the relevant oper-
ating status, the service and parameter
status, as well as any fault or error mes-
sages.
Status Service
S
A Reset button
B LED: left – heat demand; centre –
flame; right – fault
C Selection key (Select)
Operating display
In standard mode, the status indicator
shows the current operating status. The
same applies after pressing reset follow-
ing a fault.
Status Service
6
The display screen comprises three dig-
its consisting of seven segments each.
Four keys serve to make adjustments at
A
the different operating levels.
B
C
The following displays are scrolled
through automatically. If a fault occurs,
see the fault codes from page 13. You
can exit at any time by pressing the reset
button R (for 5 to 10 s).
Standby