zozen boiler
Home Service FAQs FAQ of gas-fired(oil-fired) boilers What are the causes of flame-out of gas-fired or oil-fired boiler?

What are the causes of flame-out of gas-fired or oil-fired boiler?

17 Jul 2020

1) The causes of flame-out of gas-fired boiler:

Flame-out caused by the sudden increase of fuel gas pressure; fuel gas supply failure caused by magnetic valve’s malfunction; great changes of fuel gas composition and excessive moisture content of fuel gas; low temperature of furnace caused by excessive pressure, air leak or excessive air due to the malfunction of forced draft fan or induced draft fan.

2) The causes of flame-out of oil-fired boiler:

Malfunction of oil pump; suction tube coming out of the oil level; blocking of oil filter or fuel feed pipe; oil supply failure caused by magnetic valve’s malfunction or operator’s mistake; oil with water when heated by steam in the pass; oil with water due to the wrong position of suction tube; inappropriate combination of oil and water (water floats on oil); oil with water due to the blocking of drain-pipe of oil tank.

Related news View More
  • A Boiler Generating Steam for Brewed Aroma: ZOZEN Boiler Supports Green Production at Yanjing Beer
    As the beer industry moves toward greener, more continuous, and more refined production, the steam system has become an important part of brewing operations. Recently, the cooperation case between ZOZEN Boiler and Yanjing Beer (Guilin Liquan) Co., Ltd. once again highlighted the essential role and system value of industrial boiler equipment in the food and beverage industry. Industrial Heat and Beer Brewing Are Closely Connected From a Drop of Beer, the Value of Stable Steam Becomes ClearYan...
    24 Jun 2026
  • ZOZEN Skid-Mounted Boiler Exported to Thailand Supporting a Stationery Manufacturer
    Recently, ZOZEN Boiler delivered a 3-ton WNS series skid-mounted steam boiler to a stationery products manufacturer in Thailand. The customer mainly produces solid glue, crayons, oil pastels and other stationery products. During production, the customer has clear requirements for continuous and stable steam supply. Based on the customer’s process features and site conditions, ZOZEN Boiler adopted a skid-mounted delivery solution, integrating the boiler body and auxiliary equipment to suppo...
    16 Jun 2026
  • ASME Certification Supports ZOZEN Boiler’s Biomass Gas-Fired Boiler Export to Brazil
    Brazil is an important sugarcane-producing country, with a mature sugarcane sugar industry chain and abundant bagasse resources. According to project information, Brazil produces more than 200 million tons of bagasse annually. How to convert bagasse from an agricultural by-product into a usable resource has become one of the focuses for local sugar producers. ZOZEN SZS Series Gas-Fired Steam Boiler Exported to Brazil The project supported by ZOZEN Boiler is the “CNBC500 Carbonization S...
    09 Jun 2026

Find the Right Boiler For You

Name *

Email *

WhatsApp/WeChat

Products

Power/Capacity