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Home Service FAQs FAQ of gas-fired(oil-fired) boilers What could be the reasons for the increased gas consumption of a gas boiler?

What could be the reasons for the increased gas consumption of a gas boiler?

18 Aug 2023

The increased gas consumption of a gas boiler could be due to several reasons, including:

 

Reduced Combustion Efficiency: Incomplete combustion or reduced efficiency requires more gas to produce the same amount of heat.

 

Boiler Leaks: Leaks in the boiler system can lead to heat loss, requiring more gas to compensate for this loss.

 

Equipment Aging or Damage: Over time, the performance of the boiler may decline due to wear and tear, necessitating more gas to achieve desired temperature and pressure.

 

Higher Temperature Settings: If the boiler is set to a higher temperature than before, it will naturally consume more gas.

 

Insufficient Maintenance and Cleaning: Soot or other deposits in the boiler’s combustion chamber can decrease heat exchange efficiency, resulting in more gas needed to maintain the same output.

 

Decreased Circulating Water Flow: Reduced water flow can lead to lower heat exchange efficiency, thus more gas is needed to meet the same heating load.

 

External Factors: Lower environmental temperatures or increased demand for hot water can also lead to higher gas consumption.

 

Addressing these issues typically involves regular maintenance and inspection, as well as effective and timely cleaning and repair of the boiler. Regular maintenance can ensure the boiler operates at maximum efficiency, thereby reducing gas consumption.

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