ASCO 304-394 Rebuild Kit

Keep your industrial systems running at peak efficiency with the ASCO 304-394 Rebuild Kit, the definitive solution for refurbishing 8220 Series solenoid valves. Engineering precision is at the core of this ASCO solenoid valve repair kit, which includes critical wear parts such as a replacement diaphragm, high-performance O-rings, a durable core tube, and responsive stainless steel springs. This comprehensive maintenance package is specifically designed for hot water and steam applications, ensuring a leak-proof seal and reliable fluid control. By utilizing a genuine ASCO 304394 valve kit, technicians can restore original factory performance, significantly extending the service life of 2-way normally closed valves like the 8220G007 and 8220G009. This proactive maintenance approach minimizes costly system downtime and prevents internal leakage in demanding HVAC and process control environments where consistent pressure regulation is vital for operational safety and equipment longevity.

• Complete Refurbishment: Includes all necessary internal wear components like the piston assembly, disc, and gaskets to ensure a thorough valve overhaul.
• High-Temperature Durability: Engineered with premium materials to withstand the rigorous demands of steam and hot water solenoid valves.
• OEM Compatibility: Guaranteed to fit ASCO 8220 Series models, maintaining the integrity of your fluid control system without the need for individual part sourcing.
• Leak Prevention: Features precision-molded seals and a high-quality valve seat to eliminate internal bypass and external leaks.

What valves are compatible with the ASCO 304-394 kit?
This kit is specifically designed for the ASCO 8220 Series, including popular models such as the 8220G007 and 8220G009, typically used in heating and industrial steam systems.

What is included in the 304394 rebuild set?
The comprehensive package contains the diaphragm, core spring, core tube, O-rings, piston assembly, and all required gaskets for a full internal rebuild.

Why is my solenoid valve humming or failing to close?
Humming or failure to close often indicates a worn diaphragm or debris in the valve seat; installing a 304-394 rebuild kit restores the mechanical action and sealing surfaces.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

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