thermital 20109806, Руководство по установке и обслуживанию

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47
ENGLISH
Temporary shutdown
To switch the boiler off for short periods with outdoor tempera-
ture ABOVE ZERO:
- Open the control panel access door;
- Turn the function selector to "ON";
- Press the electronic controller's "mode key" to select
STAND-BY mode ( );
b
The boiler has a FROST PROTECTION FUNCTION that
switches on the burner and the pumps if there is a risk
of freezing.
Preparing for extended periods of disuse
If the boiler is not going to be used for an extended period of
time, proceed as follows to prepare it for shut-down
- Open the control panel access door;
- Turn the main power switch to "OFF" and make sure
that the green power indicator goes out;
- switch the boiler OFF at the mains power switch;
- Close the boiler’s fuel cock and water supply cock.
b
Drain the central heating circuit and domestic hot water
circuit if there is any risk of freezing.