Ariston 47-116-35 Instructies voor installatie en onderhoud - Pagina 20

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3. COMMISSIONING

3.1.

NITIAL

REPARATION

MTS (GB) Limited support the

information pack you will find a copy of the

It is important that this is completed in the presence of your

customer, they are shown how to use it, and it is signed by them.

Please instruct your customer that they must have their

Log Book with them whenever they contact a service

engineer or us.

Preliminary electrical system checks to ensure electrical safety

must be carried out by a competent person i.e. polarity, earth

continuity, resistance to earth and short circuit.

ILLING THE

EATING

YSTEM

Remove the panels of the case and lower the control panel

(see section 3.2. for further information).

Open the central heating flow and return cocks supplied with

the connection kit.

Unscrew the cap on the automatic air release valve one full

turn and leave open permanently.

Close all air release valves on the central heating system.

Gradually open valve(s) at the filling point (filling-loop)

connection to the central heating system until water is heard to

flow, do not open fully.

Open each air release tap starting with the lowest point and

close it only when clear water, free of air, is visible.

Purge the air from the pump by unscrewing the pump plug

and also manually rotate the pump shaft in the direction

indicated by the pump label to ensure the pump is free.

Close the pump plug.

Continue filling the system until at least 1 bar registers on the

pressure gauge.

Inspect the system for water soundness and remedy any leaks

discovered.

D.H.W. S

ILLING OF THE

YSTEM

Close all hot water draw-off taps.

Open the cold water inlet cock supplied with the connection kit.

Open slowly each draw-off tap and close it only when clear

water, free of bubbles, is visible

UPPLY

Inspect the entire installation including the gas meter, test for

soundness and purge, all as described in BS 6891:1988.

Open the gas cock (supplied with the connection kit) to the

appliance and check the gas connector on the appliance for

leaks.

Water Treatment

The boiler is equipped with an aluminium alloy main heat

exchanger.

The detailed recommendations for water treatment are given in

BS 7593:1992 (Treatment of water in domestic hot water central

heating systems); the following notes are given for general

guidance:

- If the boiler is installed in an existing system, any

unsuitableadditives must be removed;

- Under no circumstances should the boiler be fired before

thesystem has been thoroughly flushed; the flushing

procedure must be in line with BS7593:1992.

We highly recommend the use of a flushing detergent

appropriate for the metals used in the aluminium alloy circuit.

These include (Fernox Superfloc, BetzDearborn Sentinel

X300 or X400 or Salamander System Cleanser), whose

function is to dissolve any foreign matter that may be in the

system;

In hard water areas or where large quantities of water are in

initiative. Within the

Log Book.