[Healeys] Overheating query

[Oudesluys]

One thing that is forgotten about is the temperature gauge. Is this 
indicating correctly?
Kees Oudesluijs


Op 7-9-2016 om 18:19 schreef Simon Lachlan:
>
> Hi,
>
> This isn’t the usual one ....”my car always runs hot; what’s the 
> cure?” etc
>
> No, this is my very own original.....
>
> Background:-
>
> 1)The car, MkII BT7, has never had overheating issues before today.
>
> 2)It has a new, 12 month, modern design radiator.
>
> 3)It has the correct type(original design) Smiths sleeved thermostat. 
> (5 years old +/-).
>
> 4)The waterpump was in the car when I bought the car +/- 25 yrs ago.
>
> Today’s symptoms:-
>
> 1)I took it out to the pub today and, on returning, I noticed that 
> there was HEAT and then that the gauge was off the scale.
>
> 2)There was plenty of coolant in the rad and it didn’t seem overly hot.
>
> 3)I didn’t have much time, but I got the impression that the rad was 
> not blowing steam or making more of a “cooling-off noise” than usual.
>
> 4)I also got the impression that the engine was hotter than the rad.
>
> Is this typical of a failed water pump?
>
> How can one differentiate between thermostat issues and waterpump issues?
>
> Any ideas?
>
> Simon
>
>
>
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