Ariston 41-116-01, 47-116-13, 47-116-08. 47-116-09 installation instructions Technical Information

3- Check the general condition of the appliance and of the combustion chamber visually.

4- Visual check of the combustion: clean burners if necessary.

5- With reference to point 3, dismantle and clean the combustion chamber if necessary.

6- With reference to point 4, dismantle and clean the injectors if necessary.

7- Visual check of the primary heat exchanger:

-check for overheating of the exchangers fins;

-clean the exhaust side of the exchanger and fan if necessary.

8- Regulate the gas pressure, ignition pressure, partial flame, maximum flame.

9- Check proper operation of the heating safety system:

-maximum safety temperature;

-maximum safety pressure.

10- Check the proper operation of the gas safety system:

-gas or flame safety device;

-gas valve safety device.

11- Check that the electrical connections have been made in compliance with the instructions shown in the Installation Instructions.

12- Check the efficiency of the hot water supply (flow and temperature).

13- Check general operation of the appliance.

14- Check the exhaust system for the combustion products.

1.2Technical Information

			23 MFFI	27 MFFI	27 RFFI SYSTEM	30 MFFI
CE Certification
Heat Input	max/min	kW	25.6/11.0	29.8/12.0	29.8/12.0	33.0/12.0
Heat Output	max/min	kW	23.1/9.2	27.3/10.1	27.3/10.1	30.3/10.2
Efficiency of Nominal Heat Input	%		90.2	91.6	91.6	92.0
Efficiency at 30% of Nominal Heat Input	%		87.8	88.3	88.3	88.6
Heat Loss to the Casing (³T=50°C)	%		1.2	1.3	1.3	1.4
Flue Heat Loss with Burner Operating	%		8.6	7.1	7.1	6.6
Flue Heat Loss with Burner Off	%		0.4	0.4	0.4	0.4
Maximum Discharge of Fumes (G20-G25)	Kg/h		59	62	62	61
Residual Discharge Head	mbar		1.15	1.4	1.4	1.4
Consumption at Nominal Capacity (G20-G25)	m3/h		2.72/3.32	3.16/3.86	3.16/3.86	3.49/4.05
Gas Consumption after 10 Minutes*	m3		0.32/0.39	0.37/0.45	0.37/0.45	0.41/0.47
(15°C, 1013 mbar) (G30-G31)	Kg/h		2.02/2.00	2.35/2.32	2.35/2.32	2.60/2.57
Temp. of exhaust fumes at nominal
capacity (G20-G25)	°C		137	128	128	135
CO2 Content	%		5.8	6.6	6.6	7.5
O2 Content	%		9.2	8.0	8.0	8.0
CO Content	ppm		32	34	34	49
Minimum Ambient Temperature	°C		+5	+5	+5	+5
Head Loss on Water Side (max) (³T=20°C)	mbar		200	200	200	200
Residual Head of System	bar		0.25	0.25	0.25	0.25
Heating Temperature	max/min °C		82/42	82/42	82/42	82/42
Domestic Hot Water Temperature	max/min	°C	56/36	56/36	---	56/36
D.H.W. Flow Rate ³T=35°C	l/min		9.5	11.2	---	12.3
D.H.W. Flow Rate ³T=35°C	gal/min		2.1	2.5	---	2.7
D.H.W. Flow Minimum Rate	l/min		2.6	2.6	---	2.6
Pressure of Domestic Hot Water	max/min bar		6/0.2	6/0.2	---	6/.02
Expansion Vessel Capacity	l		7	7	7	7
Expansion Vessel Pre-load Pressure	bar		1	1	1	1
Maximum Water Content in System	l		145	145	145	145
Maximum Heating Pressure	bar		3	3	3	3
Nominal Pressure Natural Gas (G20-G25)	mbar		20-25	20-25	20-25	20-25
Liquid Gas (G30-G31)	mbar		30-37	30-37	30-37	30-37
Electrical Supply	V/Hz		230 / 50	230 / 50	230 / 50	230 / 560
Power Consumption	W		150	190	190	190
Protection Grade of Electrical System	IP		X4D	X4D	X4D	X4D
Internal Fuse Rating			FAST 2 AT	FAST 2 AT	FAST 2 AT	FAST 2 AT
Weight	Kg		47	47	46.5	47

G.C. Number

47-116-08

47-116-09

41-116-01

47-116-13

*Calculated at 70% maximum output

4 B004