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Tank sender unit
Posted: Thu Mar 02, 2023 11:35 pm
by scaggs2012
Can I fit a later type tank sender unit into my 1962 Morris minor, as I am finding hard to get an original type.
Re: Tank sender unit
Posted: Fri Mar 03, 2023 7:47 am
by don58van
My understanding is that you will need to change the fuel gauge for the later type too. Your existing one will not read anywhere near correctly with the later sender.
Don
Re: Tank sender unit
Posted: Fri Mar 03, 2023 7:57 am
by scaggs2012
I thought I might Have had to.
Re: Tank sender unit
Posted: Fri Mar 03, 2023 9:38 am
by geoberni
Later type is not interchangeable with earlier.
Later type requires a voltage stabiliser.
The early ones are a simple magnetic arrangement. The Voltage stabiliser type is a bi-metal heating coil.
It's easy to tell which you have, the Moving iron flicks up into position as soon as it's powered.
The Bimetal one moves slowly as warms up; it has the advantage of not bouncing all over the place as the fuel slops around.
A more detailed description of the difference can be found here:
https://www.uniquecarsandparts.com.au/h ... fuel_gauge
Re: Tank sender unit
Posted: Fri Mar 03, 2023 12:58 pm
by Sleeper
If you are dexterous you can open it and clean the contacts and put a little more set on the blades..
John ;-)
Re: Tank sender unit
Posted: Sun Mar 05, 2023 4:18 pm
by ManyMinors
Is it really THAT hard to find the correct part? I have never found it very difficult to obtain the correct parts to keep my 1950s Minor working properly. Just a few telephone calls occasionally to parts suppliers in the magazine is all I've ever needed.
I don't see any reason why you cannot fit the later sender unit if you also fit the later gauge and voltage stabiliser but wouldn't it be a better job to find the correct part?
Re: Tank sender unit
Posted: Sun Mar 05, 2023 5:52 pm
by geoberni
ManyMinors wrote: ↑Sun Mar 05, 2023 4:18 pm
Is it really THAT hard to find the correct part?
Well there's no stock at all the usual suppliers.... and hasn't been for a while.
Re: Tank sender unit
Posted: Sun Mar 05, 2023 5:57 pm
by svenedin
ManyMinors wrote: ↑Sun Mar 05, 2023 4:18 pm
Is it really THAT hard to find the correct part? I have never found it very difficult to obtain the correct parts to keep my 1950s Minor working properly. Just a few telephone calls occasionally to parts suppliers in the magazine is all I've ever needed.
I don't see any reason why you cannot fit the later sender unit if you also fit the later gauge and voltage stabiliser but wouldn't it be a better job to find the correct part?
It's sometimes surprising which parts are difficult to find. I have had trouble with wiper wheel boxes recently and my car is later. MMOC spares helped me out.