Description
WORCESTER 77161920020 CDI MECHANICAL TIMER
The Worcester CDI mechanical timer helps you manage your boiler’s heating schedule with ease and accuracy. This refurbished mechanical timer fits Worcester CDI models and restores full control functionality. The part number 77161920020 is perfect for improving energy use and boosting boiler efficiency.
Compatible Boilers
To help you find the right fit, this part is compatible with the following boiler models:
Worcester Greenstar CDI Series:
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35 CDI – NG (GC No. 47-311-39)
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35 CDI RSF – LPG (GC No. 47-311-40)
Worcester i Series:
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24i RSF (GC No. 47-311-37)
Worcester Timers & Controls Range:
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Works with select Worcester Bosch control systems (GC No. woc)
Why Choose This Product?
These 77161920020 mechanical timers is a practical way to restore full scheduling control to your Worcester boiler. Refurbished to high standards, it performs like new without the cost of a brand-new part. It’s easy to fit and helps reduce wasted energy by automating heating cycles. With trusted Worcester build quality and a verified part number, you get peace of mind with every use.
Delivery and Return
Order by 2 PM for same-day dispatch. Choose from standard or next-working-day delivery options at checkout. Returns are accepted within 14 days if the item remains unused and in its original packaging.
Important: Always use a Gas Safe registered engineer to install boiler controls safely and legally.
