Pipe connections
FIGHTER 1240
12
Pipe connections for the heat medium side are made
at the top. All required safety devices, shut-off valves
(as close to the heat pump as possible), and particle
filter (supplied) are fitted.
When connecting to a system with thermostats on all
radiators, a relief valve must be fitted, or some of the
thermostats must be removed to ensure sufficient
flow.
Pipe connections (heating
medium)
The heat pump´s water heater must be fitted with the
necessary valve equipment.
Pipe connections (water heater)
NK Level vessel
SF Particle filter
FIGHTER 1240
Brine in
Brine out
The heat pump should be supplemented with an elec-
tric water heater if a bubble pool or other significant
consumer of hot water is installed.
The safety valves must have an opening pressure
according to “Technical specifications” and are fitted
as illustrated. The entire length of the overflow water
pipe from the safety valves must be inclined to prevent
water pockets and must also be frost proof.
Safety valves
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