Installation, user and maintenance manual
– GAHP-A
27
5
HYdRAULIC InstALLAtIon
In this section you will find all the instructions necessary for the hydraulic installation.
Before realizing hydraulic system and gas supply for the appliance, the professionally
qualified personnel is advised to read Paragraph 3.1 GENERAL INFORMATION
→
8, pro-
viding important recommendations about safety and references to current regulations.
5�1
GeneRAL InstALLAtIon PRInCIPLes
Prior to installation, carry out careful internal cleaning of all pipes and every other com-
ponent to be used both on the hydraulic system and on the fuel supply, in order to re-
move any debris that may compromise the operation of the appliance.
Installation of the appliance must be carried out in compliance with current regulations
regarding design, installation and maintenance of heating and cooling plants and must
be undertaken by professionally qualified personnel in accordance with the manufac-
turer’s instructions.
During the installation stage, observe the following indications:
Check that there is an adequate mains gas supply, in accordance with the manu-
•
facturer’s specifications; see Table 5.2 Network gas pressure
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33 for the correct
supply pressures.
The appliance must be installed outdoors, located in an area in which air circulates
•
naturally and which does not require any particular protection from the weather.
In no case must the appliance be installed inside a room�
The front of the appliance must have a minimum clearance of 80 cm from walls
•
or other fixed constructions; the right and left sides must have a minimum clear-
ance of 45 cm; the minimum rear clearance from walls is 60 cm. (see Figure 5.2
Clearances
→
30).
No obstruction or overhanging structure (roofs, eaves, balconies, ledges, trees)
•
shall interfere either with the exhaust air flowing from the top of the appliance or
with the exhaust flue gas.
The appliance must be installed in such a way that the exhaust flue gas outlet is
•
not in proximity of any external air inlet of a building. Respect current regulations
regarding the exhaust flue gas outlet.
Do not install the appliance close to flues, chimneys or other similar structures,
•
in order to prevent hot or polluted air from being drawn by the fan through the
condenser. In order to function correctly the appliance must use clean air from the
environment.
If the appliance is installed near buildings, make sure it is not on the dripping line
•
from gutters or similar.
Fit a gas cock on the gas supply line.
•
Fit antivibration joints on the hydraulic connections.
•
5�2
PosItIon of tHe APPLIAnCe
Lifting the appliance and placing it in position
Do not remove packaging during handling on the installation site.
Packing must only be removed upon final installation.
