
Installer level - #SYSTEM menu
Parameter
Adjustment range Description
Factory setting Customer
setting
CIRC.A
(1)(2)
DIRECT
Use as a direct heating circuit
DIRECT
PROGRAM.
Use as an independent programmable outlet
H.TEMP
Enables operation of circuit A in summer despite
manual or automatic summer shutdown
DHW
Connection of a second domestic hot water tank
DHW ELEC
Used to control the electrical resistor according to the
timer programme on circuit A in summer mode
DISAB.
No data for circuit A is displayed
CIRC.B
(1)
3WV
Connecting a circuit with 3-way valve (For example:
Underfloor heating)
3WV
SWIM.P.
Using the circuit for pool management
DIRECT
Use of circuit in direct heating circuit
CIRC.C
(1)
3WV
Connecting a circuit with 3-way valve (For example:
Underfloor heating)
3WV
SWIM.P.
Using the circuit for pool management
DIRECT
Use of circuit in direct heating circuit
O.PUMP A
(1)(2)
CH.PUMP A
Heating pump circuit A: The
M
A outlet is used to
control the pump on circuit A
CH.PUMP A
CIRC.AUX
Used to resume the functions of the
S.AUX
parameter
without adding the PCB + sensor option (Package
AD249)
DHW LOOP
Used to control the domestic hot water looping pump
according to the DHW timer programme and force its
operation during an override
PRIMARY PUMP
The outlet
M
A is active if a heating demand is present
on the secondary pump
ORDER BURNER
The outlet
M
A is active when a burner demand is
present
FAILURE
The outlet
M
A is active if an fault is detected
DEF.CASC
Cascade error report
VM P
VM pump report
BOILER PUMP ALL
The boiler pump runs whenever a secondary circuit
is in demand (A, B, C or DHW)
CIRC.A
CIRC.A
The boiler pump only runs if circuit A is in demand
HEAT
The boiler pump runs whenever a heating circuit is in
demand (A, B or C)
P.DHW
(1)
PUMP
Use of a tank load pump on the
Mr
outlet
PUMP
(3)
RV
Do not use
(1) The parameter is only displayed if
INSTALLATION
is set to
EXTENDED
(2) If the pump incorporated in the boiler is used for circuit A (parameter
CIRC.A
set to
DIRECT
), the
M
A outlet is free
(3) Parameter cannot be modified
(4) The parameter is only displayed if the parameter
O.PUMP A
is set to
CIRC.AUX
or the 3-way valve PCB option is connected
AFC 18 - AFC 24 - AFC 30
6. Commissioning
09/07/2015 - 300026439-07
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