Unical ALKON R 18 Installation And Servicing Manual

A B 3.10 - CONDENSATE DRAIN During the combustion process the boiler produces condensate which, through the “A” pipe, flows into the siphon. The condensate which forms inside the boiler has to be routed into an adequate drain by means of the pipe “B”. DANGER! Before commissioning the appliance fill the siphon and check the correct drainage of the condensate. If the appliance is used with the condensate drain siphon empty there could be danger of intoxication resulting from the escape of flue gasses. The connection between the appliance and the sewage sy ...

800 490 380 The ALKON boiler is a thermal unit designed for use with the family gas category II2H3P. The appliance must be installed in compliance to the instructions contained in this manual. The installation must be carried out by a competent qualified engineer, whom will assume the responsibility of complying to all the local and/or national regulations published in the official publications, as well as all the applicable codes of practice. The installation must be carried in accordance to the codes of practice, the regulations and the requirements hereby i ...

Relationship between the temperature (°C) and the nominal resistance (Ohm) of the CH sensor and the DHW sensors. T°C 0 1 2 3 4 5 6 7 8 9 0 32755 31137 29607 28161 26795 25502 24278 23121 22025 20987 10 20003 19072 18189 17351 16557 15803 15088 14410 13765 13153 20 12571 12019 11493 10994 10519 10067 9636 9227 8837 8466 30 8112 7775 7454 7147 6855 6577 6311 6057 5815 5584 40 5363 5152 4951 4758 4574 4398 4230 4069 3915 3768 50 3627 3491 3362 3238 3119 3006 2897 2792 2692 2596 60 2504 2415 2330 2249 2171 2096 2023 1954 1888 1824 70 1762 1703 1646 1592 1539 ...

3.18 - INITIAL LIGHTING PRELIMIARY CHECKS The first ignition must be carried out by a qualified technician. Failure to do so could cause injury to persons, animals or damage to property. UNICAL shall not be held liable for any injury and/or damage. Before lighting the boiler check that: - the boiler installation has been carried out in accordance with the specific Standards UNI 7129 and 7131 for the gas part and the Standards CEI 64-8 and 64-9for the electrical part; - the combustion air inlet and the discharge of the products of combustion occur in the correct ...