in the heater reaches the required atomizing temperature, another thermostat switches in the fan and oil circulating pump. air from the fan purges the combustion spaces for a set time, which must be sufficient to clear any unburnt gases completely. if not removed an air/gas explosive mixture may be...
in the heater reaches the required atomizing temperature, another thermostat switches in the fan and oil circulating pump. air from the fan purges the combustion spaces for a set time, which must be sufficient to clear any unburnt gases completely. if not removed an air/gas explosive mixture may be...
in the heater reaches the required atomizing temperature, another thermostat switches in the fan and oil circulating pump. air from the fan purges the combustion spaces for a set time, which must be sufficient to clear any unburnt gases completely. if not removed an air/gas explosive mixture may be...
in the heater reaches the required atomizing temperature, another thermostat switches in the fan and oil circulating pump. air from the fan purges the combustion spaces for a set time, which must be sufficient to clear any unburnt gases completely. if not removed an air/gas explosive mixture may be...