Panasonic Aquarea B1 Planning And Installation Manual page 81

Installation
6.6.1 Connecting coolant pipelines to the indoor unit
Carry out the following steps to connect coolant pipelines to the indoor unit:
1. Determine the tube length and disconnect the tube using a tube cutter to the required
length.
2. Remove the burr on the cut edges.
3. Push the cap nut (which is screwed at the time of dispatch onto the connection nozzle of
the indoor unit) onto the tube end.
4. Flange the tube ends.
5. Align the tube and valve centrally and first pull the cap nut by hand and then with a torque
wrench and an adjustable spanner to counter it. Maintain the correct torques
sible tightening torques of the coolant pipelines - Combination hydro-module H-Genera-
→ Permissible tightening torques of the coolant pipelines - hydro-module
tion, p. 156,
H-Generation, p. 157).
1
2
6. Install the pipelines to the outdoor unit through the wall grommet.
154
Aquarea air-to-water heat pumps - Planning and installation manual - 01/2018
(→ Permis-
1 Adjustable spanner
2 Torque wrench
Combination Hydro-Modules
Connections of the coolant pipelines - Combination hydro-module H-Generation
1 2 3
8
1 Outflow of the safety valve
2 Coolant fluid line
3 Coolant -hot gas pipeline
4 Water inflow hot water
5 Fresh water
Aquarea air-to-water heat pumps - Planning and installation manual - 01/2018
Installation
View from below
475
380
300
229
159
133
102
4 5 6 7
427
9
6 Water inflow heating (1st heating circuit)
7 Water return
8 Draining valve of the hot water tank
9 Water discharge
155