Technical data

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08/06/06 - 300008460-001-B MCR 24, 24/28 MI, 30/35 MI, 34/39 MI
2.9 Switching off
Before any work is carried out on the equipment / heating system, the
power supply must be disconnected (by means of the appropriate
fuse or main switch, for example) and warning must be given before
any reconnection.
2.10 Antifreeze protection
We recommend setting the boiler thermostat to a value lower than
10°C if using a classic installation.
Define parameter P4 as 1 (energy-saving mode); the heat retention
function will be deactivated.
Installation and room antifreeze protection is guaranteed if you are
absent.
2.11 If the central heating system is not used for a long
period, we recommend switching the boiler off
Switch the boiler off.
Cut the power supply to the boiler.
Cut the gas supply.