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Forced draught gas burner Quemador de gas de aire soplado Einstufiger Betrieb Fonctionnement à 1 allure One stage operation Funcionamiento de una llama CODE - CÓDIGO MODELL - MODELE - MODEL - MODELO TYP - TYPE - TIPO 3755426 GS10 554T1 2902721 (0)
TEST BOILER The working field has been defined according to EN 676 standard. COMMERCIAL BOILERS The burner-boiler matching is assured if the boiler conforms to EN 303 and the combustion chamber dimen- sions are similar to those shown in the diagram EN 676. For applications where the boiler does not conform to EN 303, or where the combustion chamber is much smaller than the dimensions given in EN 676, please con- sult the manufacturers.
ELECTRICAL WIRING 3.4.1 STANDARD ELECTRICAL WIRING Connector Ionization probe Electrode Ignition transformer Burner earth Control box RMG 88.620A2 Air pressure switch Motor Blue White Black Blue Suppressor Black Brown Air damper actuator CARRIED-OUT BY THE INSTALLER ATTENTION In the case of phase-phase feed, a bridge must be fit- ted on the control box ter- minal...
4.3 AIR DAMPER SETTING The air damper (1) is operated by the actuator (2) and assures that the air damper is fully open before the burner start cycle begins . The regulation of the air-rate is made by adjusting the fixed air damper (3), after loosing the screws (4).
4.6 BURNER START-UP CYCLE Normal Lock-out, due to ignition failure Thermostat Motor Ignition transformer Valves Flame Lock-out D4172 max. 2s max. 2s When flame-failure occurs during working, shut down takes place within one second. 4.7 START-UP CYCLE DIAGNOSTICS During start-up, indication is according to the followin table: COLOUR CODE TABLE Sequences Colour code...
4.8 OPERATING FAULT DIAGNOSTICS The control box has a self-diagnostic system, which easily allows identifying the operating faults (RED LED signal). To use this function, wait at least ten seconds from the safety lock out, and then press the reset button for a minimum of 3 seconds.
FAULTS / SOLUTIONS Here below you can find some causes and the possible solutions for some problems that could cause a fail- ure to start or a bad working of the burner. A fault usually makes the lock-out lamp light which is situated inside the reset button of the control box (9, fig.