[Healeys] Heater valve

Stephen Hutchings s.hutchings at rogers.com
Sun Sep 27 09:04:16 MDT 2020


OK, here is the article I read.
https://www.mgexp.com/article/heater-valve-improvement.30 <https://www.mgexp.com/article/heater-valve-improvement.30>

Seems to be more a problem with the replacement valves we get now.

Stephen, BJ8

> On Sep 27, 2020, at 9:17 AM, Chris Dimmock via Healeys <healeys at autox.team.net> wrote:
> 
> Here in Sydney, Australia, we just turn them off. 
> Who needs a heater?
> Love your work Perry. 
> Chris
> 
>> On 27 Sep 2020, at 8:20 am, Perry Small via Healeys <healeys at autox.team.net> wrote:
>> 
>> Inlet and outlet on the valve is 3/8 inch diameter. Stopper activated by the cable is 1/2 inch diameter. Pocket that it sits in is 5/8 diameter and has three standoffs to center the stopper in the hole. The stopper can move only 1/4 in and out so it stays in the pocket. The available space for water flow is 0.39 inches compared to 0.44 inches for the 3/8 inch internal diameter tubes on the valve. That is about a 25% reduction in flow assuming no pressure change. 
>> Not sure what the recommendation is
>> to improve this situation using the existing parts but chime in if you have  the answer. 
>> PS The patient may have survived the operation.....to live on in another AH. 
>> P 
>> 
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>> 
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