Hydraulic Connections - REMEHA GAS 460 S Installation And Service Manual

4.4 Hydraulic connections

4.4.1 Regulations
Installation must be carried out in accordance with the prevailing
regulations, the codes of practice and the recommendations in these
instructions.
Installing the boiler in new installations
(installations less than 6 months old)
- Clean the installation with a universal cleaner to eliminate debris
from the appliance (copper, flaxen thread, flux).
4.4.2 Hydraulic connection of the heating circuit
G Draining Rp 3/4
(1)
H Heating outlet R 2"
(1)
I Heating return R 2"
(1)
Welded connection possible after sawing off the threading.
The hydraulic connections must be made on the same side (either
right or left) but never in quincunx.
Install a sludge decanting pot on the return pipe, very close to the
boiler.
12
- Thoroughly flush the installation until the water runs clear and
shows no impurities.
Installing the boiler in existing installations
- Remove sludge from the installation.
- Flush the installation.
- Clean the installation with a universal cleaner to eliminate debris
from the appliance (copper, flaxen thread, flux).
- Thoroughly flush the installation until the water runs clear and
shows no impurities.
GAS 460 S 04/01/11 - 300005247-001-E