1 – INTRODUCTION
First of all, we would like to thank you for choosing E.C.A brand.
E.C.A. Proteus Premix condensing boilers have been designed for an efficient, safe and comfortable central
heating and hot water requirement. The Proteus Premix condensing boilers can possibly use natural gas or LPG
according to the desired fuel preference.
HM Model: It is designed for both Central Heating (CH) and Domestic Hot Water (DHW).
HCH Model: It is designed for Central Heating (CH).
HST Model: It is designed for both Central Heating (CH) and Domestic Hot Water (DHW). Boiler connection must
be used for Domestic Hot Water (DHW) requirement.
The assembly and usage information of 14/20/24/28/30/35 kW Proteus Premix condensing boilers are available
in this manual. Detailed information have been provided in the guide regarding the technical specifications of the
devices, selection of the boiler location, fitting its water, gas, flue and electric supply connections, gas
conversion, maintenance information and resolution of possible failures. Please carefully read the manual in
order to benefit from all the features of your device.
Keep all the documents provided by your device in order to refer when required.
2- GUARANTEE AND SERVICE
• The appliance has guarantee period against faulty workmanship or material in condition that the instructions
and precautions in this manual must be obeyed. The service operations and general maintenance must be
carried out only qualified person.
• The warranty certificate must be registered by Service in the installation day.
• Your appliance needs not any repairs if operated according to this manual. For assistance for additional
information, consult qualified person, installer or gas supplier.
3- DEFINITIONS OF SYMBOLS
The following symbols have been placed at required points in the text in order to draw attention to significant
points regarding the usage and assembly of the device. The meanings of the symbols have been specified below.
Indicates that the situation that can only be interfered by qualified person.
Explanations containing information that should be considered by the user.
CAUTION:It means that you may suffer from material damage or slight
personal injury.
DANGER: It means that you may suffer from sever personal injury.
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