27 - IE
INSTALLERUSER
MAINTENANCE TECHNICIAN
3.4 FUNCTIONING ANOMALIES WITH MANUAL REARM.
38 Hysteresis detection in DHW mode ON 0°C 30°C 5
39 Hysteresis detection in DHW mode OFF -5°C 30°C 0
40
Heating time (multiply the value shown on the display
by 10.2 to achieve the time value in seconds)
0 seconds 30 18
41
DHW time (multiply the value shown on the display
by 10.2 to achieve the time value in seconds)
0 seconds 30 0
42
Timing in the passage from DHW functioning to CH
functioning mode (multiply the value shown on the
display by 10.2 to achieve the time value in seconds)
1 (0=passage with
burner on)
30 0
43 DHW priority maximum time
1 min. (0=domestic
hot water priority
always)
120 min. 0
44 Cascade address NOT ACTIVE 0
45 Type of control for CH system
00 = room thermostat
01 = external probe
02 = 0-10 V Power
03 = 0-10 V Temperature
00
46 Type of DHW system
00 = Instant with probe
01 = Instant without probe
02 = Storage tank with probe
03 = Storage tank without probe
02
47 Manual fan speed
-1 = O
0% 100%
-1
48 PWM signal level for pump 1 4
NOT ACTIVE (32)
49 PWM signal level for pump 10 50
NOT ACTIVE (15)
50 PWM signal level for pump 15 50
NOT ACTIVE (20)
51 PWM hysteresis 1°C 10°C
NOT ACTIVE (02)
53 Low/O cycle and pump cycle
x0 = O
x1 = On
0x = Normal central heating pump and
DHW cycle
00
54
Minimum number of revs for pressure switch (in
hundreds)
5 70
NOT ACTIVE (5)
55 Boiler minimum maintenance temperature 0°C 80°C 0°C
56 CH ramp or CH and DHW
0 = heating only
1 = heating+DHW
0
Code Description Remedy
E 00 Flame presence not allowed
Check detection electrode
Check P.C.B.
E 02 Ignition block
Check gas valve
Check P.C.B.
Check electrodes position
Check ame signal at minimum, greater than 6 µA
E 03 Gas valve supply error
Check gas valve/P.C.B.
Replace the P.C.B.
E 05, E 11, E 15,
E 16, E 17, E 44,
E 60
Internal block (electronic)
Check P.C.B.
Replace the P.C.B.
E 04 Non volatile block (occurs in the case of block and power cut) Check cause of block
E 06 Fault in P.C.B. input detected
Check P.C.B.
Replace the P.C.B.
E 07 Gas valve relay error
Check gas valve/P.C.B.
Replace the P.C.B.
Low/O cycle
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