What causes flame rollout on a pool heater?
Also to know is, what causes flame rollout on a water heater?
Flame rollout. Typically caused by insufficient combustion air or blocked exhaust venting. Absent access panel, absent burner cover, rust, debris, flame roll out, and melted drain valve escutcheon.
Also question is, what are some possible causes of burner flashback?
The gas in the burner mixer may be ignited, producing a flashback. Flame rollout is actually a variation of floating flames, with flames reaching for air outside the combustion chamber. The basic cause is a lack of combustion air. This lack of air may be due to overrating of burners, poor draft or blockage of flueways.
Flame rollout is a term used to describe the condition or situation in which combustion takes place outside the burner area of an appliance, such as a gas boiler. Flame rollout is a common problem with gas-fueled appliances.