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1 General Information
2020/06
99640x5xx-mub-en – V01
5
CE Declaration of Conformity
The domestic hot water module complies with the relevant directives and is therefore labelled
with the CE mark. The Declaration of Conformity is available upon request, please contact the
manufacturer.
1.2
About this product
The FriwaMidi and FriwaMaxi are domestic hot water modules which heat potable water
operating on the principle of a flow-type water heater.
The domestic hot water module is a premounted group of fittings checked for tightness and
used to transfer the heat between the buffer tank and the domestic hot water circuit. It contains
a preset controller and important fittings for the operation of the system:
•
Ball valves in the primary circuit
•
Piston valves in the secondary circuit
•
Pressure relief valve in the secondary circuit
•
Premounted controller
•
Temperature sensor at the cold water inlet
•
Temperature sensors at the heating flow
•
Temperature sensor at the domestic hot water outlet
•
Flow meter at the domestic hot water outlet
•
Fill and drain valve to drain the heat exchanger
•
Vent plug to vent the heat exchanger
1.3
Designated use
The domestic hot water module must only be mounted in heating installations between the
buffer tank and the domestic hot water circuit. Due to its design, the station must be mounted
and operated in a vertical position! The technical limit values specified in these instructions must
be observed.
Only use PAW accessories with the domestic hot water module.
Using the station contrary to its designated use will invalidate all liability claims.
Do not put the module into operation in case of any visible damage.