Safety
5
MAXXfl o EVO Lite
1.2.3 Regulations and standards
It is the law that all gas heaters are installed by a competent person in
accordance with the regulations. Failure to install or maintain heaters
correctly could lead to prosecution.
It is in your own interest, and that of safety, to ensure that the law is
complied with. The installation of the Heater MUST also be in accord-
ance with the current wiring regulations, the Local building regula-
tions, building standards, the bye laws of the local water undertaking,
any relevant requirements of the local authority.
A detailed guide to the Installation and maintenance of this
heater is supplied separately (Installation and Maintenance
Manual) and this is intended for use by the specialist com-
mercial installers and service engineers.
1.2.4 Frost protection
This heater is fi tted with an automatic Frost Protection system. Pro-
vided there is electrical power, gas is connected and the heater is
not in a lockout condition, this system will be eff ective in preventing
damage to the heater caused by frozen water. This protection will be
active even when the controls are in the standby operation mode.
If the temperature of the Domestic Hot Water tank should fall below
5
O
C heat engine(s) will operate to bring the DHW tank temperature up
to 6
O
C before turning off again.
If the temperature of the internal fl ow pipework (heat engine) was to
drop to 3
O
C the heat engine(s) will operate until the temperature reg-
istered by the heat engine return sensor reaches 16
O
C. This will also
heat up the tank temperature to around 16
O
C
1.2.5 Nominal capacity
The capacity in litres of the in-built DHW tank is given in this table:-
Tank size
200 litres
Models
SC 15/201
SC 25/201
SC 35/201
SC 45/201
