Worcester 24CDi / 28CDi / 24Si II Gas Valve Dungs – Pre-Owned | Part No. 87161026730

When a Worcester 24CDi, 26CDi, 28CDi, 35CDi, Si, or RD628 boiler experiences ignition failures, an unstable flame, or repeated lockout faults, the gas valve is one of the first components to check. The Worcester 24CDi-BF/NG Gas Valve Dungs (Part No. 87161026730) is a pre-owned, tested direct replacement that restores safe, accurate gas flow regulation and reliable combustion, returning your boiler to full performance.

This is a pre-owned Dungs gas valve, tested before dispatch to confirm correct operation and safe gas flow control. It provides a direct like-for-like fit across a targeted range of Worcester 24CDi, 26CDi, 28CDi, 35CDi, RD628, and Si series boilers — fitting without modification to existing pipework or fittings.

Compatible Boiler Models

Key Features

• Worcester Bosch part number 87161026730 (Dungs gas valve) — direct OEM replacement
• Pre-owned: tested for correct gas flow control and safe burner regulation before dispatch
• Fits Worcester 24CDi (BF, OF, RSF), 26CDi Xtra, 28CDi RSF, 35CDi II, RD628 RSF, 24Si II, and 28Si II
• Resolves ignition failures, unstable flame, pressure faults, and boiler lockouts
• Exceptional value — 19% off the original listed price
• 6-month warranty included

Delivery & Returns

Orders placed before 1:00 PM are dispatched the same working day. Standard and next-day delivery available at checkout. Returns accepted within 30 days if unused and in original packaging.

Important: Always use a Gas Safe registered engineer for installation.