INSTALLATION INSTRUCTIONS
_
GAS CONNECTIONS
The gas supply must be connected up by qualified person.
The following standards must be complied with: UNICIG 7131/72 and UNICIG 7129/92 (of 21/04/93)
Before installing the boiler, make sure of the following:
•
the pipeline must be of an adequate section and length to carry the flow required and must be fitted with all safety devices and measures
prescribed by current norms;
•
before turning on the boiler make sure the type of gas which it is designed to run on is available
•
the gas supply pressure must lie within the values shown on the plate it is recommended that the gas supply pipeline should be checked
for residual obstructions before installing the boiler;
•
where the internal gas supply pipe meets the boiler, a gas shutter cock must be fitted which has the same diameter as the gas inlet pipe;
•
check thoroughly that the gas inlets and outlets are properly sealed.
Available head at second speed.
II
III
Available head at top speed.
Available head with by-pass partially (50%) on.
0
0
2
1
3
6
Head m c.w.
4
5
7
Flowrate litres/h
III
1500
1000
500
II
2000
•
conversion to allow the boiler to run on LPG to natural gas or vice versa must be carried out by a qualified gas fitter in accordance with
law no.46 of 5th March ‘90 (see p.18).
ANTI-FREEZE SYSTEM
ANTI-FROST SYSTEM
Circulating pump RSL 15/6-3
Radiant boilers are equipped with an Anti-
Freeze system which comes into operation
when the temperature falls to 5° C (Heating
sensor) and 4° C (Hot water sensor).
To protect the internal Radiators
, a room
OTE: The frost system will only come
VICE FOR THE SERVICE
out of service because it is
empty the boiler and the
ecommended percentage of glycol for
thermostat or remote control must be fitted.
N
into operation if the boiler is filled with
water, and connected to a live gas
supply, with electrical supply and boiler
controls in the “ON” position (With the
Main switch turned to Summer or Winter
position)
and the gas supply turned on.
AD
TECHNICIAN
If the boiler is
frozen, check that no parts have been
locked in position by ice before putting it
into operation.
It is advisable to
system in case of no operation for a long
period.
R
temperatures down to - 8°C is 20%.
The
antifreeze liquid used must be of a good
make and in a solution which has already
been diluted to avoid the risk of uncontrolled dilution.
CONDENSING WALL-HUNG BOILER – TG05A062.A0505
17
