86
Testing the boiler
4. Testing the boiler
4.1
Preliminary checks
Before testing the boiler, it is recommended to check the following:
•
the installation is compliant with the prevailing standards;
•
the lue gas venting duct and the relative terminal are installed in conformity with the instructions: when the boiler is working there must
be no leakage of combustion by-products from any of the gaskets;
•
the supply power to the boiler must be 230 V ~ 50 Hz;
•
the heating system is correctly illed with water (pressure gauge reading 1 to 1.3 bar);
•
the solar plant is illed with the correct mix of water and glycol and the lowmeter indicates the correct luid low value;
•
any shut-of cocks in the system pipes are open;
•
the mains gas type is correct for the boiler calibration: convert the boiler to the available gas if necessary (see par.
Adaptation to other gas
types and burner adjustment
on page
81
): have this operation carried out by qualiied technical personnel;
•
the gas supply cock is open;
•
there are no fuel gas leaks;
•
the main switch installed ahead of the boiler is turned on;
•
the safety valves of the CH and DHW circuits are not stuck;
•
the solar circuit safety valve is not stuck;
•
there are no water leaks;
•
the condensate trap installed on the boiler is discharging condensate correctly and is not stuck.
WARNING
Should the boiler not be installed in compliance with the prevailing laws and standards, notify the system supervisor and do not
test the boiler.
4.2
Switching on and switching off
To switch the boiler on and of, refer to the
“Instructions for the User”
.
Содержание MADEIRA SOLAR KRBS 12
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