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Old May 28th, 2021, 11:39   #29
Clan
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Join Date: Jun 2007
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Originally Posted by Two340'sman View Post
No, the original O ring on the valve was not perished, just a bit compressed, put another on top. Yes, tip of plunger was conical, no gumming up.

I will probably drive the car a few miles tomorrow.

For now, thanks to all.
Did you pull the idle jet off the end of the solenoid and check it for dirt as I explained yesterday ? It sounds as if you might have disturbed the dirt when you removed the valve ..

Now to clear up some misunderstandings ..

ALL B14's from 1976 to 1991 had the DIR Weber carburettor which is a very good quality carburettor which does not suffer from wear , there were several variations over the years ...

The B14 DIR never had problems with a warped base , that could happen on the low quality solex used on the 1.7 engine , mainly by being overtightened my ham fisted people ..... I must have flatted off the base of several hundred of these carburettors when the cars were current !

The 1.7 engine had the rubber pip on the end of the idle valve that could stick when old and the car not used for a period of time hence the tale of the tip being cut off in an emergency to get you home . The idle jet itself was screwed into the side of the carburettor and if blocked was replaced as you could not get inside behind the jet to clear it ...

The idle valve is also an economy device , it shuts off the fuel when your foot is off the throttle over 1200 rpm .... this function was fitted around 1986 ...
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