Ariston 41-116-07 installation instructions Supply must be fused at 3 a

2.7GAS CONNECTION

2.8WATER CONNECTIONS

FIG. 2.4

marked “L”.

Note: The diagrams for the electrical system are indicated in section 2.12.

Warning, this appliance must be earthed.

External wiring to the appliance must be carried out by a competent person and be in accordance with the current I.E.E. Regulations and applicable local regulations. The microSYSTEM range of boilers are supplied for connection to a 230 V~ 50 Hz supply.

The supply must be fused at 3 A.

The method of connection to the electricity supply must facilitate complete electrical isolation of the appliance, by the use of a fused double pole isolator having a contact separation of at least 3 mm in all poles or alternatively, by means of a 3 A fused three pin plug and unswitched shuttered socket outlet both complying with BS 1363.

The point of connection to the Electricity supply must be readily accessible and adjacent to the appliance unless the appliance is installed in a bathroom when this must be sited outside the bathroom (see section 2.2).

The local gas region contractor connects the gas meter to the service pipe. If the gas supply for the boiler serves other appliances ensure that an adequate supply is available both to the boiler and the other appliances when they are in use at the same time.

Pipe work must be of an adequate size. Pipes of a smaller size than the boiler inlet connection should not be used.

VIEW OF THE BOILER CONNECTIONS

		E
D
A	B	C
	F
FIG. 2.3			SC004A

LEGEND:

A = Central Heating Flow

C = Gas Inlet

E= Central Heating Return

F= Safety Valve

G= Pump transportation screw (remove before igniting the boiler)

H= Automatic By-pass pipe

CENTRAL HEATING

Detailed recommendations are given in BS 6798:1987 and BS 5449-1:1990, the following notes are given for general guidance.

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