Allocation Of Heating Circuits To Remote Control - Viessmann VITOLIGNO 300-P Service Instructions Manual

Control functions
4. If
"Ñ" extinguishes, the flue gas test can
be carried out.
Emergency mode pumps
By removing strapping plug X7, the LV supply to relays K20 to K29 (see page 134)
is interrupted. The heating circuit pump and the cylinder primary pump are switched
on.
Note
The pumps continue to operate in
standby mode.

Allocation of heating circuits to remote control

The heating circuit allocation must be
configured when commissioning the
Vitotrol 200A or Vitotrol 300A.
Heating circuit
The remote control affects the heating circuit with
mixer M1
The remote control affects the heating circuit with
mixer M2
Note
One heating circuit can be allocated to
the Vitotrol 200A.
Up to two heating circuits can be alloca-
ted to the Vitotrol 300A.
If the heating circuit allocation is later
cancelled, reset coding address A0 for
this heating circuit to 0 (fault message
bC, bd, bE).
(cont.)
5. S to terminate the emissions
test function.
Configuration
Vitotrol 200A
H 1
H 2
Function description
Vitotrol 300A
HC 1
HC 2
129