1
11
1
INDEX
INDEX
INDEX
INDEX
P
P
P
Page
age
age
age
1 DESCRIPTION OF COMPONENTS ........................................................................................................................................................................... 2
2 CONTROLS ..................................................................................................................................................................................................................... 3
3 INSTALLATION INSTRUCTIONS .............................................................................................................................................................................. 4
3.1
4.1.-
L
OCATION
................................................................................................................................................................................................................................................................... 4
3.2
H
YDRAULIC
I
NSTALLATION
................................................................................................................................................................................................................................................. 5
3.3
E
LECTRICAL
C
ONNECTION
.................................................................................................................................................................................................................................................. 5
3.4
O
IL INSTALLATION
............................................................................................................................................................................................................................................................... 5
3.5
C
OMBUSTION PRODUCTS EXHAUSTION
............................................................................................................................................................................................................................. 6
3.6
I
NSTALLING A
DHW
STORAGE TANK
(O
PTIONAL
) ............................................................................................................................................................................................................. 8
3.7
A
NTI
-
LEGIONELLA FUNCTION
(
WITH HOT WATER TANK ONLY
) ......................................................................................................................................................................................... 8
3.8
H
EATING CIRCUIT
2
(O
PTIONAL
) ........................................................................................................................................................................................................................................ 8
4 COMBUSTION PRODUCTS EXHAUSTION ........................................................................................................................................................... 9
4.1
C
OMBUSTION PRODUCT EXHAUST
(
WITH AIR INTAKE FROM THE PREMISES
). ................................................................................................................................................................... 9
4.2
C
OMBUSTION PRODUCTS EXHAUSTION AND AIR INTAKE HORIZONTALLY
-
ARRANGED COAXIAL DEVICE Ø
80-125
(
TYPE
C13) ................................................................................ 10
4.3
C
OMBUSTION PRODUCTS EXHAUSTION AND AIR INTAKE VERTICALLY
-
ARRANGED COAXIAL DEVICE Ø
80-125
(
TYPE
C33) ...................................................................................... 10
5 FILLING THE INSTALLATION .................................................................................................................................................................................. 11
6 DIGITAL DISPLAY ....................................................................................................................................................................................................... 12
7 TEMPERATURE SELECTION .................................................................................................................................................................................... 14
7.1
S
ELECTING THE BOILER SET POINT TEMPERATURE
........................................................................................................................................................................................................... 14
7.2
8.2.-
S
ELECTING THE
DHW
SETPOINT TEMPERATURE
(
WITH HOT WATER TANK ONLY
)................................................................................................................................................ 14
8 OPERATION .................................................................................................................................................................................................................. 15
8.1
F
UNCTIONING IN
“H
EATING
O
NLY
”
MODE
..................................................................................................................................................................................................................... 15
8.2
F
UNCTIONING WITH A DOMESTIC HOT WATER TANK
...................................................................................................................................................................................................... 15
8.3
H
EATING CIRCUIT
2
FUNCTIONING
(O
PTIONAL
) ............................................................................................................................................................................................................. 16
9 ADDITIONAL FUNCTIONS ....................................................................................................................................................................................... 16
9.1
P
UMP ANTI
-
BLOCK FUNCTION
......................................................................................................................................................................................................................................... 16
9.2
A
NTI
-
FROST FUNCTION
.................................................................................................................................................................................................................................................... 16
9.3
B
OILER PRESSURE SENSOR FUNCTION
............................................................................................................................................................................................................................. 16
9.4
T
ELEPHONE RELAY CONNECTION
..................................................................................................................................................................................................................................... 16
9.5
R
OOM THERMOSTAT CONNECTION
................................................................................................................................................................................................................................. 17
9.6
A
NTI
-
LEGIONELLA FUNCTION
(
OPTIONAL
)
(
WITH HOT WATER TANK ONLY
) .................................................................................................................................................................. 17
9.7
K
EYPAD BLOCK FUNCTION
............................................................................................................................................................................................................................................... 17
10 E20 REMOTE CONTROL (OPTIONAL) ............................................................................................................................................................... 18
10.1
F
UNCTIONING WITHOUT AN OUTDOOR SENSOR
.......................................................................................................................................................................................................... 18
10.2
F
UNCTIONING WITH AN EXTERNAL SENSOR
(O
PTIONAL
) ............................................................................................................................................................................................. 18
10.3
F
UNCTIONING WITH A
DHW
TANK
(O
PTIONAL
) .......................................................................................................................................................................................................... 18
10.4
T
ELEPHONE RELAY FUNCTION
....................................................................................................................................................................................................................................... 19
11 BOILER SECURITY SYSTEMS................................................................................................................................................................................. 20
11.1
T
EMPERATURE SAFETY CUT
-
OUT
.................................................................................................................................................................................................................................. 20
11.2
B
URNER CUT
-
OUT
......................................................................................................................................................................................................................................................... 20
11.3
L
OW PRESSURE CUT
-
OUT
............................................................................................................................................................................................................................................... 20
12 DRAINING THE BOILER .......................................................................................................................................................................................... 21
13 SWITCHING OFF THE BOILER .............................................................................................................................................................................. 21
14 FIRST START-UP ....................................................................................................................................................................................................... 21
15 INSTALLATION DELIVERY ..................................................................................................................................................................................... 21
16 BOILER MAINTENANCE ......................................................................................................................................................................................... 22
16.1
C
LEANING THE BOILER
................................................................................................................................................................................................................................................... 22
16.2
A
NTI
-
FROST PROTECTION
.............................................................................................................................................................................................................................................. 23
16.3
B
OILER WATER CHARACTERISTICS
................................................................................................................................................................................................................................. 23
17 TECHNICAL DATA ................................................................................................................................................................................................... 24
18 CIRCULATING PUMP FLOW CURVES ................................................................................................................................................................ 25
18.1
C
HARACTERISTIC CURVES OF THE PUMP
....................................................................................................................................................................................................................... 25
18.2
R
EGULATION OF THE CIRCULATION PUMP
.................................................................................................................................................................................................................... 25
18.3
P
RESSURE DROP
............................................................................................................................................................................................................................................................. 25
19 DIAGRAMS AND MEASUREMENTS ................................................................................................................................................................... 26
20 ELECTRICAL CONNECTION DIAGRAM ............................................................................................................................................................. 27
21 ELECTRICAL DIAGRAM .......................................................................................................................................................................................... 28
22 ALARM CODES ......................................................................................................................................................................................................... 29
23 BURNER ....................................................................................................................................................................................................................... 30
23.1
A
SSEMBLY
...................................................................................................................................................................................................................................................................... 30
23.2
O
IL INSTALLATION
......................................................................................................................................................................................................................................................... 30
23.3
B
URNER START
-
UP
......................................................................................................................................................................................................................................................... 30
23.4
A
DJUSTING THE COMBUSTION CONDITIONS
................................................................................................................................................................................................................ 30
23.5
O
IL PRESSURE ADJUSTMENT
.......................................................................................................................................................................................................................................... 32
23.6
O
IL SUPPLY PIPING DIAGRAMS
...................................................................................................................................................................................................................................... 32
23.7
T
ECHNICAL SPECIFICATIONS
.......................................................................................................................................................................................................................................... 33
23.8
N
OZZLES
........................................................................................................................................................................................................................................................................ 33
23.9
E
LECTRICAL CONNECTION DIAGRAM
............................................................................................................................................................................................................................. 34
23.10
Q
UICK CONNECTOR
..................................................................................................................................................................................................................................................... 34
23.11
B
URNER CONTROL OPERATING SEQUENCE
................................................................................................................................................................................................................. 35
24 SPARE PARTS LIST ................................................................................................................................................................................................... 36
25 FAILURES .................................................................................................................................................................................................................... 42
