Home
Service
FAQs
FAQ of biomass-fired boilers
What is the reason that the pump of a biomass-fired is not pumping water?
What is the reason that the pump of a biomass-fired is not pumping water?
28 Feb 2020
- If there is air in the pump or suction pipe, the air should be discharged.
- If the depth of the bottom valve immersed in the water is not deep enough, the depth should be increased.
- If the rotational speed is too slow or the conveyor belt is too loose, the rotational speed should be adjusted and the conveyor belt should be tightened.
- If the impeller, suction pipe and bottom valve are blocked by dirt, you should check the pump body and clean the dirt.
- If the height of water conveyance exceeds the regulations too much, the pump head should be adjusted to the specified range.
Related FAQs
View More
Related products
View More
-
DZL series biomass-fired steam boilerLive Chat2-10 t/h1-2.5 MPa
-
DHL series biomass-fired steam boilerLive Chat20-75 t/h1.25-5.4 MPa
-
SZL series biomass-fired steam boilerLive Chat6-35 t/h1-2.5 MPa
By boiler medium
By boiler structure
-
Email us
-
WhatsApp: +86 18861589035
WeChat: +86 13506150756
Live Chat

Related news
View More
-
Against the backdrop of accelerated global carbon reduction and increasingly stringent safety and environmental supervision, internationally recognized compliance qualifications have become an important foundation for industrial equipment manufacturers to expand into overseas markets. With ASME (American Society of Mechanical Engineers) certification as a core cornerstone, ZOZEN Boiler continues to advance the international upgrade of product compliance and engineering service capabilities, driv...13 Jan 2026 -
On January 6, Wuxi ZOZEN Boiler Co., Ltd. held its 2026 Annual Conference and the 2025 Commendation Ceremony for Advanced Teams and Outstanding Employees under the theme “United to Set Out — Uphold Integrity, Advance with Intelligence.” General Manager Zhang Guoping gathered with all employees to review the company’s journey, honor annual contributions, and chart the path forward. Looking back: Steady progress through perseverance and breakthroughsThe conference opened w...07 Jan 2026 -
In 2025, ZOZEN Boiler is leveraging a series of international exhibitions to continue cultivating overseas markets. From Asia’s Pakistan Textile Expo to Europe’s Russian HVAC and Boiler Exhibition and Industrial Boiler & Heat Exchange Exhibition, and onward to Serbia’s TOPS Scientific Seminar, ZOZEN showcased its high-efficiency, eco-friendly boiler products and customized energy solutions to global customers—demonstrating strong technological capability and market co...30 Dec 2025
Latest cases
View More











