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FL D HF

6

EN

cod. 3541P701  -  Rev. 00  -  10/2018

Connection with separate pipes

fig. 14 - Examples of connection with separate pipes (

 = Air / 

 = Fumes)

Table. 4 - Typology

For the connection of separate ducts, fit the unit with the following starting accessory:

fig. 15 - Starting accessory for separate ducts code 010031X0

Before installation, check the baffle to use and that the maximum permissible length is
not exceeded, by means of a simple calculation:
1.

Establish the layout of the system of split flues, including accessories and outlet ter-
minals.

2.

Consult table 6 and identify the losses in m

eq

 (equivalent meters) of every compo-

nent, according to the installation position.

3.

Check that the sum total of losses is less than or equal to the maximum permissible
length in table 5.

Table. 5- Baffles for separate ducts

Table. 6 - Accessories

Connection to collective flues

fig. 16 - Examples of connection to collective flues (

 = Air / 

 = Fumes)

Table. 7 - Typology

If the boiler is to be connected 

FL D HF

 to a collective flue or to a single flue with natural

draught, the flue or chimney must be expressly designed by professionally qualified tech-
nical personnel in conformity with the current regulations and be suitable for sealed
chamber units equipped with fan.

Type

Description

C1X

Wall horizontal exhaust and intake. The inlet/outlet terminals must be concentric or close enough to be 
undergo similar wind conditions (within 50 cm)

C3X

Roof vertical exhaust and intake. Inlet/outlet terminals like for C12

C5X

Wall or roof  exhaust and intake separate or in any case in areas with different pressures. The exhaust 
and intake must not be positioned on opposite walls.

C6X

Intake and exhaust with separately certified pipes (EN 1856/1)

B2X

Intake from installation room and wall or roof exhaust

 IMPORTANT - THE ROOM MUST BE PROVIDED WITH APPROPRIATE VENTILATION

FL D HF24

FL D HF32

Max. permissible length

60 m

eq

48 m

eq

Baffle to use

0 - 20 m

eq

Ø 43

0 - 15 m

eq

Ø 45

20 - 45 m

eq

Ø 47

15 - 35 m

eq

Ø 50

45 - 60 m

eq

No baffle

35 - 48 m

eq

No baffle

C

5x

C

3x

B

2x

C

1x

max 50 cm

120

82

136

82

Losses in m

eq

Air

inlet

Fume exhaust

Vertical

Horizontal

Ø 80

PIPE

0.5 m M/F

1KWMA38A

0.5

0.5

1.0

1 m M/F

1KWMA83A

1.0

1.0

2.0

2 m M/F

1KWMA06K

2.0

2.0

4.0

BEND

45° F/F

1KWMA01K

1.9

2.9

45° M/F

1KWMA65A

1.9

2.9

90° F/F

1KWMA02K

2.0

3.0

90° M/F

1KWMA82A

1.5

2.5

90° M/F + Test point

1KWMA70U

1.5

2.5

PIPE SECTION

with test point

1KWMA16U

0.2

0.2

for condensate drain

1KWMA55U

-

3.0

TEE

for condensate drain

1KWMA05K

-

7.0

TERMINAL

air, wall

1KWMA85A

2.0

-

fumes, wall with antiwind

1KWMA86A

-

5.0

FLUE

Split air/fumes 80/80

1KWMA84U

-

12.0

Fume outlet only Ø80

1K
1KWMA86U

-

4.0

Ø 100

REDUCTION

from Ø80 to Ø100

1KWMA03U

0.0

0.0

from Ø100 to Ø80

1.5

3.0

PIPE

1 m M/F

1KWMA08K

0.4

0.4

0.8

BEND

45° M/F

1KWMA03K

0.6

1.0

90° M/F

1KWMA04K

0.8

1.3

TERMINAL

air, wall

1KWMA14K

1.5

-

fumes, wall with antiwind

1KWMA29K

-

3.0

Ø 60

PIPE 1 m M/F

010028X0

-

2.0

6.0

BEND 90° M/F

010029X0

-

6.0

REDUCTION 80 - 60

010030X0

-

8.0

TERMINAL fumes, wall

1KWMA90A

-

7.0

ATTENTION: CONSIDER THE HIGH PRESSURE LOSSES OF Ø60 ACCESSORIES; 
USE THEM ONLY IF NECESSARY AND AT THE LAST FUME EXHAUST SECTION.

Type

Description

C2X

Intake and exhaust in common flue (intake and exhaust in same flue)

C4X

Intake and exhaust in common and separate flues, but undergoing similar wind conditions

C8X

Exhaust in single or common flue and wall intake

B3X

Intake from installation room by means of concentric duct (that encloses the exhaust) and exhaust in 
common flue with natural draught

 IMPORTANT- THE ROOM MUST BE PROVIDED WITH APPROPRIATE VENTILATION

C93

Exhaust to a vertical terminal and intake from existing flue.

C

8X

C

2X

C

4X

C

93

C

93

Summary of Contents for FL D HF24

Page 1: ...cod 3541P871 Rev 00 10 2018 c od 3541P Rev 0 2018 INSTRUCTIONS FOR USE INSTALLATION AND MAINTENANCE RU EN 3...

Page 2: ...domestic hot water production are only active with the optional hot water tank connect ed as indicated in sec 3 3 2 2 Control panel Panel fig 1 Control panel Key of panel fig 1 1 DHW temperature sett...

Page 3: ...e and curve offset Press the reset button detail 6 fig 1 for 5 seconds to access the Sliding temperature menu the display shows CU flashing Use the DHW buttons detail 1 fig 1 to adjust the desired cur...

Page 4: ...table and do not cause damage to the exchanger or other components and or materials of the boiler and system Do not use generic antifreeze fluids additives or inhibitors that are not specific for use...

Page 5: ...peration requires fitting the baffles supplied with the unit Make sure boiler is properly fitted with the correct baffle if to be used A Baffle replacement with boiler not installed B Baffle replaceme...

Page 6: ...856 1 B2X Intake from installation room and wall or roof exhaust IMPORTANT THE ROOM MUST BE PROVIDED WITH APPROPRIATE VENTILATION FL D HF24 FL D HF32 Max permissible length 60 meq 48 meq Baffle to use...

Page 7: ...ion current is forced to the pre calibration value of the absolute minimum current Offset parameter Parameter q01 6 Press the DHW buttons to adjust the parameter q01 until the minimum nominal pressure...

Page 8: ...Open Chamber with fume thermo stat 2 Sealed Chamber with fume pres sure switch 3 Sealed Chamber Combustion con trol with fume thermostat on recuperator 4 LOW NOx Sealed Chamber Com bustion control wi...

Page 9: ...or remote control Make sure the fuel consumption indicated on the meter matches that given in the technical data table in cap 5 Make sure that with no demand for heating the burner lights correctly o...

Page 10: ...ve Check the gas valve and replace it if necessary F10 Delivery sensor 1 fault Sensor damaged Check the wiring or replace the sen sor Wiring shorted Wiring disconnected F11 DHW sensor fault Sensor dam...

Page 11: ...26 RU cod 3541P701 Rev 00 10 2018 5 1 7 3 4 10 3 4 11 3 4 209 3 4 210 3 4 21 22 23 HF24 e HF32 24 HF32 25 HF24 HF32 700 400 0 1 2 3 4 330 195 200 200 195 200 200 36 131 66 65 102 155 10 209 7 210 11 7...

Page 12: ...5 2 General view and main components fig 27 General view FL D HF24 fig 28 General view FL D HF32 700 709 400 117 110 120 81 100 65 66 66 65 36 102 32 44 14 22 278 16 27 19 36 95 81 5 114 56 187 74 29...

Page 13: ...n gas pressure at burner G20 mbar 1 5 1 5 Max gas flow G20 m3 h 2 73 3 64 Min gas flow G20 m3 h 0 88 1 22 Burner nozzles G31 no x 11 x 0 79 15 x 0 79 Gas supply pressure G31 mbar 37 37 Max gas pressur...

Page 14: ...ulating pump speed Pressure power diagrams FL D HF32 A LPG B NATURAL GAS Circulating pump head pressure losses FL D HF32 A Boiler pressure losses 1 2 and 3 Circulating pump speed A 8 9 10 11 12 13 14...

Page 15: ...32 Heating circulating pump 44 Gas valve 72 Room thermostat optional 81 Ignition detection electrode 95 Diverter valve 114 Water pressure switch 138 External probe optional 139 Remote timer control o...

Page 16: ...PMW D W Serial Number 1820KK0021 18 20 KK 0021 0DQXIDFWXUHU 0DQXIDFWXUHU DGGUHVV 0RGHO RGH 4QZ L 306 30 4Q L WPD 3Q 2 3Q 12 6HULDO QXPEHU DUFRGH 1 1 3URGXFWLRQ GDWH 6HH WKH PDQXDO 8 028693 868563 G 9...

Page 17: ...RU 1 8 8 2 2 1 FL D HF A sez 3 3 2 2 1 1 1 2 3 4 5 6 7 8 9 10 11 12 Eco 13 14 15 16 17 11 1 d2 11 1 d1 Comfort 11 1 cap 4 4 11 1 d3 d4 d5 2 3 5 7 1 5 2 7 1 5 3 B sez 3 3 0 1 4 2 3 reset eco comfort 9...

Page 18: ...t 7 1 ECO 12 1 7 1 3 1 6 1 5 CU 1 1 1 10 6 0 3 1 OF 1 1 7 6 1 5 6 7 A 1 1 2 8 1 0 F37 1 8 300 Fh 0 8 8 I I I I I I I I I I I I I I I I I I ECO 7 1 7 1 20 30 40 50 60 70 80 90 85 20 10 0 10 20 1 2 3 4...

Page 19: ...8 1 9 9 3 3 1 3 2 B 2009 142 5 C 15 C A 3 3 B B 25 25 Fr 1 F 10 CaCO3 10 30 1KWMA11W 10 8 9 10 3 4 11 3 4 95 209 3 4 210 3 4 3 4 25 3 5 B B 3 3A B HAR H05 VV F 3x0 75 2 8 B 230 1 8 9 0 1 2 3 4 10 11 1...

Page 20: ...5 6 72 139 155 10 kOhm 1 8 kOhm 138 3 4 5 6 A 1 2 B 3 2 1 4 5 6 C1X C3X 60 100 80 125 FL D HF24 5 FL D HF32 5 10 90 1 0 5 45 0 5 0 25 0 2 HF24 43 HF32 45 0 3 HF24 43 HF32 45 2 5 3 10 C1X C1X C3X C3X C...

Page 21: ...2 1KWMA06K 2 0 2 0 4 0 45 1KWMA01K 1 2 2 2 45 1KWMA65A 1 2 2 2 90 1KWMA02K 2 0 3 0 90 1KWMA82A 1 5 2 5 90 1KWMA70U 1 5 2 5 1KWMA16U 0 2 0 2 1KWMA55U 3 0 T 1KWMA05K 7 0 1KWMA85A 2 0 1KWMA86A 5 0 80 80...

Page 22: ...q01 10 8 q01 1 2 10 9 q01 10 15 Eco comfort 5 B TEST Eco Comfort 2 q02 q02 1 2 10 3 1 q01 q01 1 2 10 Eco Comfort 2 TEST TEST TEST 3 4 1 5 TEST 19 19 TEST 100 3 4 1 00 100 1 1 0 2 1 100 TEST TEST 3 TE...

Page 23: ...1 190 2 450 3 700 b10 b02 1 0 1 10 0 b02 2 0 1 10 b02 3 b02 4 b11 b02 1 10 100 10 b02 2 10 100 10 15 b02 3 b02 4 b12 0 1 0 FL D HF P01 0 40 20 P02 1 20 C 5 P03 0 10 2 P04 0 20 6 P05 31 85 C 80 P06 0...

Page 24: ...4 2 B cap 5 4 3 B 20 1 P15 CO2 b03 0 0 30 20 b03 1 b03 2 CO2 b03 3 0 30 CO2 b03 4 0 30 b03 5 P16 0 No F43 10 1 15 1 15 C P17 100 100 P18 0 100 100 60 P19 b02 1 0 20 C 10 b02 2 0 20 C b02 3 b02 4 P20...

Page 25: ...A 6 1 1 d4 30 d5 5 F 8 5 9 27 28 29 A01 A02 A03 F04 F05 A06 F07 A09 F10 1 F11 F14 2 A16 F20 A21 F20 10 F20 A23 A24 F34 180 F35 F37 F39 A41 F42 F43 H2 O F50 A51 5 10 3 4 44 11 3 4 56 14 74 16 81 19 95...

Page 26: ...very 3 4 11 System return 3 4 209 Hot water tank delivery 3 4 210 Hot water tank return 3 4 fig 21 Front view fig 22 Side view fig 23 Top view HF24 and HF32 fig 24 Top view HF32 fig 25 Bottom view HF2...

Page 27: ...3541P701 Rev 00 10 2018 26 5 2 27 FL D HF24 28 FL D HF32 700 709 400 117 110 120 81 100 65 66 66 65 36 102 32 44 14 22 278 16 27 19 36 95 81 5 114 56 187 74 29 28 32 44 14 22 278 16 27 19 36 95 81 5 1...

Page 28: ...9 9 P Pmax 80 60 C 93 0 93 1 30 90 5 91 0 NOx 3 150 NOx G20 x 11 x 1 35 15 x 1 35 G20 20 0 20 0 G20 12 0 12 0 G20 1 5 1 5 G20 3 2 73 3 64 G20 3 0 88 1 22 G31 x 11 x 0 79 15 x 0 79 G31 37 37 G31 35 0...

Page 29: ...D HF24 A 1 2 3 FL D HF32 A B FL D HF32 A 1 2 3 A 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 35 30 25 20 15 10 5 kW mbar B 0 1 2 3 4 5 6 7 0 500 1 000 1 500 2 000 Q l h H m H 2 O A 3 2 1 A...

Page 30: ...RU cod 3541P701 Rev 00 10 2018 5 6 30 A 16 32 44 72 81 95 114 138 139 155 278 81 1kW L N 230V 50 Hz 16 N L 32 L N T T 278 4 3 2 1 44 ABM01A 95 3 2 1 RED LIGHT BLUE WHITE 114 3 2 1 72 139 138 155 10kO...

Page 31: ......

Page 32: ...i VIA n 047 6 BRUCIATORI CALDAIE MURALI E TERRA A GAS GRUPPI TERMICI IN GHISA E IN ACCIAIO GENERATORI DI ARIA CALDA TRATTAMENTO ACQUA CONDIZIONAMENTO...

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