NINFA N 24 MCA
47
EN
cod. 3540P001 - 10/2008 (Rev. 00)
F40
Incorrect system water pres-
sure
Pressure too high
Check the system
Check the safety valve
Check the expansion tank
A41
Sensor positioning
Delivery sensor disconnected
from the pipe
Check correct positioning and operation of the heat-
ing sensor
F42
Heating sensor fault
Sensor damaged
Replace the sensor
F43
Exchanger protection acti-
vated.
No circulation of H
2
O in system
Check the circulating pump
Air in system
Vent the system
F47
System water pressure sen-
sor fault
Wiring disconnected
Check the wiring
F50
Modureg fault
Wiring disconnected
Check the wiring
Fault
code
Fault
Possible cause
Cure
Summary of Contents for NINFA N 24 MCA
Page 84: ...NINFA N 24 MCA 84 RU cod 3540P001 10 2008 Rev 00 1 3 5 120 FH 5 FH 6 1 5 6 1 6 5 7 B sez 2 3...
Page 88: ...NINFA N 24 MCA 88 RU cod 3540P001 10 2008 Rev 00 1 0 F37 15 15 1 16 1 0 16 A 120 FH 1 16...
Page 91: ...NINFA N 24 MCA 91 RU cod 3540P001 10 2008 Rev 00 B 230 25 18 2 6 0 5...
Page 96: ...NINFA N 24 MCA 96 RU cod 3540P001 10 2008 Rev 00 3 2 B sez 4 4 sez 1 3 CO 2 sez 4 4 3 3 1 A...
Page 97: ...NINFA N 24 MCA 97 RU cod 3540P001 10 2008 Rev 00 21 1 1 2 2 3 3 21 1 2 3 TEST 4 10 5 1 1 2 3...
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