"After Sales" level - #PARAMETERS menu
Parameter
Description
SYSTEM TEMP.
(1)(2)
Temperature of the system flow water if multi-generator
T.DHW BOTTOM
(1)(2)
Water temperature in the bottom of the DHW tank
DHW A TEMP.
(1)(2)
Water temperature in the second DHW tank connected to circuit A
TEMP.TANK AUX
(1)(2)
Water temperature in the second DHW tank connected to the AUX circuit
KNOB A
Position of temperature setting button on room sensor A
KNOB B
(2)
Position of temperature setting button on room sensor B
KNOB C
(2)
Position of temperature setting button on room sensor C
OFFSET ADAP A
Parallel trigger calculated for circuit A
OFFSET ADAP B
(2)
Parallel trigger calculated for circuit B
OFFSET ADAP C
(2)
Parallel trigger calculated for circuit C
(1) The parameter can be displayed by pressing key
f
.
(2) The parameter is only displayed for the options, circuits or sensors actually connected
"After Sales" level - #TEST OUTPUTS menu
Parameter
Adjustment range
Description
P. CIRC. A
ON / NO
Stop/start pump circuit A
P. CIRC. B
(1)
ON / NO
Stop/start pump circuit B
P. CIRC. C
(1)
ON / NO
Stop/start pump circuit C
HW. PUMP
(1)
ON / NO
Stop/start domestic hot water pump
AUX.CIRC.
ON / NO
On/Off auxiliary outlet
3WV B
(1)
REST
No command
OPEN:
Opening 3-way valve circuit B
CLOSE:
Closure 3-way valve circuit B
3WV C
(1)
REST
No command
OPEN:
Opening 3-way valve circuit C
CLOSE:
Closure 3-way valve circuit C
TEL.OUTPUT
ON / NO
On/Off telephone relay outlet
(1) The parameter is only displayed for the options, circuits or sensors actually connected
"After Sales" level - #TEST INPUTS menu
Parameter
Status OK Description
PHONE REM.
Bridge on telephone input (1 = presence, 0 = absence)
FLAME
Flame presence test (1 = presence, 0 = absence)
VALVE
OP/CL
Opening the valve
Closing the valve
FAILURE
ON
Error display
OFF
No error
SEQ.
Control system sequence.
¼
See table below.
BOILER
Index of the generator in the system
TYPE
Generator type
VER.ROM
Version of the PCU PCB programme
VERS.PARAM PCU
Version of the PCU PCB parameters
MC.VERSION
(1)
Version of the boiler radio module programme
OUTSI.S.VERSION
(1)
Version of the radio outside temperature sensor programme
(1) The parameter is only displayed for the options, circuits or sensors actually connected
8. Troubleshooting
MCA 15 - MCA 25 MCA 25/28 MI
126
29/04/2010 - 300022146-001-B
