Ariston microGENUS II 31 MFFI - 5. MAINTENANCE; Recommended Annual Inspections

It is recommended that the following inspections be
carried out on the boiler at least once a y
ear:
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 3.4) and
cleaning of the burner if needed.
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.
NOTE: THESE CHECKS ARE NOT EXHAUSTIVE
5. MAINTENANCE