Maintenance - Ariston microCombi 23 MFFI Installation And Servicing Instructions

Regulating the heating power for
propane gas (G31)
5.

MAINTENANCE

30
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 S
ECTION
5 - If necessary, dismantling and cleaning of the combustion
chamber.
6 - If necessary, 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 gas pressure, gas rate and soft-light, 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).
11- Check of the electrical connection (ensure it complies with the
instructions in the manual).
12- Check of Domestic Hot Water production efficiency (flow rate and
temperature)
13- General check of the combustion by-products of the
discharge/ventilation system.
14- Check of the general performance of the unit.
3.4) and cleaning of the burner if needed.