Home
Service
FAQs
FAQ of gas-fired(oil-fired) boilers
What reasons cause the increase of burner noise of a gas-fired boiler?
What reasons cause the increase of burner noise of a gas-fired boiler?
21 Feb 2020
- If the stop valve ofthe oil circuit is closed or the feedingof oil is insufficient and the oil filter is blocked, it is necessary to check that the valve in the oil circuit is open, the oil filter works normally and clean the filter screen of the pump.
- If the oil temperature is low, viscosity is too high or the temperature of the oil fed by pump is too high, the oil temperature needs to be increased or decreased.
- If the the domestic sewage treatment equipment oil pump breaks down, the oil pump is required to be replaced.
- If the bearing of fan motor is damaged, it is necessary to replace the motor or bearing.
- If the fan impeller is too dirty, it is required to be cleaned.
Related FAQs
View More
Related products
View More
-
WNS series gas-fired (oil-fired) steam boilerLive Chat1-20 t/h0.7-2 MPa
-
WNS series gas-fired (oil-fired) hot water boilerLive Chat0.7-14 MW0.7-1.25 MPa
-
SZS series gas-fired (oil-fired) hot water boilerLive Chat7-116 MW1-1.6 MPa
By boiler medium
By boiler structure
-
Email us
-
WhatsApp: +86 18861589035
WeChat: +86 13506150756
Live Chat

Related news
View More
-
Every August to September, Xinjiang welcomes a grand feast of red harvest. As a globally significant production base for tomato paste, tomato products here are renowned for their high lycopene content. However, for tomato processing enterprises, this is not just a harvest season, but a race against time. The tomato maturity period is concentrated, and fresh fruit is difficult to store, leaving a processing window of only 45 to 55 days. Once equipment downtime occurs, mountains of fresh fruit wil...17 Feb 2026 -
On the edge of the tropical jungles of Sumatra, Indonesia, the hum of machinery blends with the scent of palm fruit, painting a busy picture of the local palm oil processing industry. As a key global production base, Indonesian oil processing enterprises have a high dependency on reliable thermal energy supply. Booming Oil Processing Industry in Indonesia Recently, Wuxi ZOZEN Boiler Co., Ltd. ("ZOZEN Boiler") successfully delivered and commissioned a 15 t/h SZL series coal-fired steam boiler...03 Feb 2026 -
As clean heating upgrades continue to accelerate across northern China, high-efficiency and environmentally compliant heating equipment has become essential to ensuring winter heating security while supporting the country’s carbon reduction goals. In Tianjin, several large district heating companies have independently selected the same core solution — the ZOZEN SZS series gas-fired hot water boiler — delivering stable heat throughout the winter while contributing to improved ai...27 Jan 2026
Latest cases
View More











