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- 10 Nov 2004
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I have a Drayton 22mm Zone Valve (ZVA 22)which has operated immaculately since 1987. Sadly the Synchron motor inside it has just failed. When I look at replacement Synchron motors the packaging doesn't mention suitability for this specific model of Drayton valve - though that may easily be because of the age of my valve! Can you advise if an ordinary Synchron replacement motor is likely to fit or are there different types?