Installation manual

25
Fig. 9
2.17 Safety valve Hot Water Storage tank (where used)
The safety valve with is calibrated at 8 bar pressure.
During the heating of the contents a dribble from unloading under certain conditions is
predictable and normal.
During installation direct the unloading valve to drainage duct.
If dribble continue also with hot tank and boiler stop check the supply pressure :if this
exceeds 5 bar apply a pressure reducer and check the safety valve to have an efficient
drainage.
If they repeat several openings safety valve you should check the correct
2.18 Boiler draining.
Turn the power supply off. Intercept the cold water supply. Carefully perform the drainage.
To refill, please see the relevant paragraph
USE ONLY FLUE COMPONENTS RECCOMENDED BY AUTOMATIC HEATING
2.19 Draught terminal positioning, wall outlet
The draught terminal must be positioned and installed according to the regulations in
AS5601 Gas Safety Code. It is summarised below:
The draught terminals are supposed to:
Be situated on the external perimeter walls on the building:
Be positioned so that the distances indicated in the table are respected for the atmosphere
outflow section:
** Terminals under accessible balconies are to be situated in a position which allows the
entire smoke path (from the point of terminal output to their outlet) on the exterior
perimeter of the balcony not to be inferior to 2000 mm (including the height of protective
walls).
Terminal position
Distance
Apparatus
between 16
to 35 kw
mm min.
Under a window A 1000
Under a ventilation opening B 1000
Under eaves C 300
Under a balcony ** D 300
Next a window E 300
Next to a ventilation opening F 1000
With vertical or horizontal pipes or flues
***
G 500
In a building corner H 300
In a building recess I 300
On the ground or ground floor L 2500
Between to vertical terminals M 1500
Between to vertical terminals N 1000
On a front standing surface which has
no opening or terminals within a 3 m
range of the flue
O 2000
The same, but with opening or
terminals within a 3 m range of the flue
P 3.000