Burner Control Unit; Burner Control Unit Mpa 51 - Viessmann MatriX Service Instructions Manual

Burner control unit

Burner control unit MPA 51

Display and programming unit
Function
A display and programming unit is integrated into the burner control unit. The display
indicates the relevant operating conditions, the service and parameter conditions as
well as all fault and error messages.
Status Service
A Reset key
B Decimal point (shown if a display
value exceeds 99)
C Memory LED (shown if a value is
saved)
D Select key
Operating display
In standard mode, the status display shows the current operating state. The same
applies after pressing reset following a fault display.
The following displays are scrolled through automatically. In the case of faults, see
the message codes on page 29.
Status Service
Status Service
22
The display comprises three elements of
seven segments each. Four keys enable
adjustments to be made at the different
operating levels.
A DIP switch on the back of the display
and programming unit enables burner
parameters to be configured (for set-
tings, see page 24).
Standby
Start
Heat demand
System tests