Ariston SB 125 Indirect Installation Instructions Manual - Page 19

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It is recommended that the following inspections be carried out on the boiler at

least once a year:

1 -

Check the seals for the water connections; replace any faulty seals.

2 -

Check the gas seals; replace any faulty gas seals.

3 -

Visual check of the entire unit.

4 -

Visual check of the combustion process or analysis of combustion by-products

(see section 4.5) and cleaning of the burner if needed.

5 -

If called for by point. 3, dismantling and cleaning of the combustion chamber.

6 -

If called for by point. 4, dismantling and cleaning of the burner jets.

7 -

Visual check of the primary heat exchanger:

- check for overheating in the blade assembly;

- clean the exhaust fan if needed.

8 -

Adjustment of the flow rate of the gas: flow rate for lighting, partial load and full load.

9 -

Check of the heating safety systems:

- safety device for maximum temperature (overheat thermostat);

- safety device for maximum pressure (safety valve).

10- Check of the gas safety systems:

- safety device for lack of gas or flame ionisation (detection electrode);

- safety device for gas cock.

11- Check of the electrical connection (make sure it complies with the instructions

in the manual).

12- General check of the combustion by-products of the discharge/ventilation system.

13- Check of the general performance of the unit.