DeDietrich AWHP-2 MIT-IN-2 iSystem Installation And Service Manual page 89

AWHP-2 MIT-IN-2 iSystem
Installer level - Menu #SYSTEM
Parameter Adjustment range Description
(1) (2)
CH.PUMP A
O.PUMP A
CIRC.AUX
DHW LOOP
PRIMARY PUMP
FAILURE
DEF.CASC
VM P
COLD
PUMP MIT/MHR ALL
CIRC.A
(1)
3WV
CIRC.B
SWIM.P.
FAN CONVECTOR Use as fan coil unit circuit.
(1)
3WV
CIRC.C
SWIM.P.
FAN CONVECTOR Use as fan coil unit circuit.
(1)
PUMP
P.DHW
RV
(1) (3)
DHW LOOP
S.AUX
PROGRAM.
PRIMARY PUMP
DHW
FAILURE
DHW ELEC
COLD
VM P
DEF.CASC
(1) (4)
SYSTEM
I.SYST
BUFFER TANK
DHW STRAT
ST.TANK+DHW
DISAB.
(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 O.PUMP A outlet is free
(3) 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
(4) The parameter is only displayed if a sensor is connected to the S.SYST inlet
25/06/2014 - 7616371-001-04
Heating pump circuit A: The PUMP A outlet is used
to control the pump on circuit A.
Used to resume the functions of the S.AUX
parameter without adding the PCB + sensor
option (Package AD249).
Used to control the domestic hot water looping
pump according to the DHW timer programme and
force its operation during an override.
The outlet PUMP A is active if a heating demand is
present on the secondary pump.
The outlet PUMP A is active if an fault is detected.
The Pump A outlet is active if a fault is present in
the cascade.
The Pump A outlet is active if the VM pump is
active.
The Pump A outlet is active in cold running.
Runs if a circuit is required.
Runs if A is required.
Connecting a circuit with 3-way valve (For
example: Underfloor heating).
Using the circuit for pool management.
Connecting a circuit with 3-way valve (For
example: Underfloor heating).
Using the circuit for pool management.
Not used.
Not used.
Use as a domestic loop pump.
Use as an independent programmable outlet.
The outlet AUX PUMP is active if a heating demand
is present on the secondary pump.
Use of primary circuit of second DHW tank.
The outlet AUX PUMP is active if a fault is detected.
Used to control the electrical resistor according to
the timer programme on circuit AUX in summer
mode.
The AUX Pump outlet is active in cold running.
The AUX Pump outlet is active if the VM pump is
active.
The AUX Pump outlet is active if a fault is present
in the cascade.
The inlet sensor is used to connect the common
flow sensor of a cascade system.
Hot water storage tank affected to heating only.
Using the DHW tank with 2 sensors (top and
bottom).
Hot water storage tank affected to heating and
domestic hot water.
Not used.
5. Commissioning
Factory setting Customer
setting
CH.PUMP A
ALL
3WV
3WV
RV
DHW LOOP
SYSTEM
87