7
Ground Source Heat Pumps Since 1983
2.3. Connecting the collector pipe
Assemblies of the:
Lämpöässä T 10-15
Lämpöässä P 10-15
1
2
Collector pipe assemblies optionally on
both sides. Connect asseblies to the
collector pipe with care.
1. Collector pipe, flow (Cu 28mm)
2. Collector pipe, return (Cu 28mm)
Unused assemblies must be plugged.
1
2
Assemblies of the:
Lämpöässä T 21-31
Lämpöässä T 21-31
1
2
Collector pipe assemblies on the side.
Connect asseblies to the collector pipe
with care.
1. Collector pipe, flow (1¼” uk)
2. Collector pipe, return (1¼” uk)
1
2
2.4. Filling and de-aeration of the ground loop
Equipment required for the filling and deaeration of the ground loop:
•
container, 60 litres
•
a submersible pump fitted with a filter, lifting height approximately 30 m
•
water and ethyl alcohol, or glycol-water mixture (1:1) with a frost resistance of -17 degrees Celsius
•
2 x textile hose 1-2”
•
couplings adaptable to filling unit
