4 Dimensioning and planning
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99640766x-mub-en – V03
2014/11
4
Dimensioning and planning
The FriwaMega is a domestic hot water module operating on the principle of a flow-type
water heater.
The FriwaMega will only work flawlessly if the installation meets certain requirements.
Please take some time to plan the installation.
WARNING
Danger of scalding due to hot water!
Undesirable circulation of water in the primary circuit can cause the exit of water
of up to 90 °C at the withdrawal point.
External pumps must not be installed between the service water module
and the buffer tank.
The domestic hot water module must not be connected to a distribution
manifold.
Mounting example
FriwaMega with optional circulation set (additionally required, item no. 6404134GH7
or 6404135GH10)
