Ariston 47-116-15 installation instructions MicroGENUS 23/27 Mffi

Page 49

4.SHORT SPARE PARTS LIST

microGENUS 23/27 MFFI

1

2

3

4

5

6

7

9

62 61 60

59 58

57 56

9

55

54

53

52 51

50

63
56
64	9	9
64	9	56
65		56	107	56
				56
		108
5	66	108	106

304

301

302

303

49

8

9

10

11

12

13

14

15

16

17

						105					48
	67				104
9	67					103
9		68				103					47
10						102					47
		69				102				97	46
		69


	70					71	101
	70					71					45
								98			45
						99		98
						99
		71				100
		71
12		72		74		14					44
13		73		74							44
		73

	76		75						96		43
			75

	77				85			95	42		42
		80		84	85			95	42		42
77		80			86						41
					86				94		41
				83
	79			83
78	79		81	82	87			93			34
				82	87	88		93			34
					14				92		40
									92
						25		91
								91
								90
								90
								89






14	18		19 20			21	18	22		23	24	25	26	27		28	29	30	31	32	33	34	35	36		37	38	39

	code 998613	code 998940	codes 998836
			999091
			352
331	334	311	351
		311

			353
332	333
			354
	code 998099	code 997089
	371		MODELS	CHARACTERISTICS	SERIAL NO:	REF.
	372		MODELS	CHARACTERISTICS	SERIAL NO:	REF.
	372				VALIDITY
	373				VALIDITY
	373		MICROGENUS 23 MFFI	METHANE	2320005600001	A
	374		MICROGENUS 23 MFFI	METHANE	2320005600001	A
	374
			MICROGENUS 23 MFFI	LPG	2320005600001	B
		321	MICROGENUS 27 MFFI	METHANE	2320005600001	C
	375	321
	375		MICROGENUS 27 MFFI	LPG	2320005600001	D
			MICROGENUS 27 MFFI	LPG	2320005600001	D

B063

25

Image 49

Contents Installation Instructions Type C Boilers Table of Contents General Information Overall View Installation Overall Dimensions Supply must be fused at 3 a Domestic Water Tonbridge Morley RoadKent TN9 1RA 80 mm Systems Restrictor Extension Piping not insulated Piping insulatedRestrictor No Restrictor Extension Piping not insulated Piping insulatedCalculating the lengths of the pipes, Electrical Diagram Central Heating Return Commissioning Control Panel Initial START-UP Operational Adjustments Status ANTI-FROST Device Methane Liquid Gas Butane GAS AdjustmentsG20 Gas G30 16.0Maintenance Boiler MiscellaneousProgrammer Technical Information Technical Service Hot Line 01494Manufacturer Merloni TermoSanitari SpA Italy Servicing Instructions Type C Boilers Fault Finding Removing the front panel Servicing InstructionsRemoving the side panels Removing the sealed chamber frontal coverRemoving the burner and jets Removing the combustion coverRemoving the electrodes Removing the main heat exchanger Removing the fan Removing the air pressure switchSetting the minimum and the maximum power of the boiler Setting the gas pressuresSetting the maximum heating circuit power Setting pressure for soft ignitionRegulating the heating power for Butane gas G30 Regulating the heating power for Natural gas G20Regulating the heating power for Propane gas G31 Removing the spark generator Removing the D.H.W. secondary exchanger Removing the gas valveRemoving the main circuit flow switch Removing the safety valveRemoving the automatic air vent Removing the pump Removing the expansion vessel Removing the pressure gaugeRemoving the heating temperature sensor N.T.C Removing the D.H.W. temperature sensor N.T.CRemoving the D.H.W. flow switch Removing the overheat thermostatRemoving the time clock Checking the fusesRemoving the P.C.B Finding diagrams described in this chapter Fault FindingYES YES ∆ P 1.2 mbar YES Electrical Diagrams MicroGENUS 23/27 Mffi MicroGENUS 23/27 Mffi Ariston Page Manufacturer Merloni TermoSanitari SpA Italy Microgenus 27 Mffi Cod Part Code Description 998924 Panel combustion chamber front 571770 Main flow switch top cap