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Thermex Premix condensing boilers are wall hung boilers designed to produce for
hea ng your house as well as preparing domes c hot water by using natural gas. The boilers
are suitable for natural gas fuel.
This installa on and usage manual contains detailed instruc ons and recommenda ons for safe
and efficient use of the boiler, further this manual contains technical data, informa on for
installa on and connec ons, use, maintenance, troubleshoo ng and explana on of the most
possible failures of the appliance
Please do not operate your appliance before reading this manual and to keep in a safe place for
future reference.
2. WARNINGS FOR THE USER
a. Installa on and connec ons of the boiler must be carried out in full conformity with
the governing legal regula ons, the requirements of local gas distribu ng Company and the
instruc ons provided by the manufacturer.
b. Ensure that the flue gas connec on is not terminated in a closed compartment and
connected with no other appliance but the special chimney made to be used for the
connec on of more than one appliance and flue gas outlet cap is not clogged.
c. Ensure that the supply gas complies with the gas type, pressure and capacity of the
boiler indicated in the data plate.
d. Ensure that both central hea ng system and domes c hot water distribu on pipes
are cleaned properly before the installa on and connec on to the boiler. The manufacturer is
not responsible of any damages arising from the dirt and small par cles le inside the piping
and such failures and damages are out of warranty claim.
e. The commissioning of the boiler must be performed by qualified personnel/Thermex
authorised services only. Ensure that electric, water and gas connec ons to the boiler are
carried out are in conformity with local requirements as well as to the instruc ons provided in
this manual.
f. Cleaning of external surfaces of the appliance should be made by using a damp cloth,
do not use any chemical or detergent.
g. In order to use the appliance efficiently for years to come schedule annual
maintenance of the boiler with Thermex authorised service.
3. SWITCHING ON THE BOILER
Before star ng the boiler ensure electric, gas and water connec ons are properly made and the
appliance is supplied with correct power as stated in the data plate.
a. Open power supply connec on.
b. Turn gas cock to open posi on.
c. Push the ON bu on ( ).
d. Select Summer/Winter ( ) mode. Figure 1
WARNING:
In summer mode the boiler does not start unless a hot water tap is opened.
e. Start the boiler by adjus ng to your desired temperature through temperature
adjustment bu ons
1. INTRODUCTION
