[doc] Re: plunger in fuel distributer

["blackaddertoo" <blackaddertoo@xxxxxxxxxxx>]

hi

thanx. is there anyway to check the thermo vac? off the car.

ie what does it do when hot/cold?

the other sensor (lambda i think?) can that be checked? i have a 
decent digital meter



--- In doc-uk@xxxxxxxxxxxxxxx, Nick Tomlinson 
<nickandkathryntomlinson@xxxx> wrote:
>
> check the wiring from the sensors to the ECU as well.
> No good if the sensor is OK but the wiring back is broken/ shorted.
>  
> Check that the thermistor is the correct part one too.
> My car had a different one that gave different resistance readings.
>  
> room temp about 10kohm
> in freezer for a couple of hours 70 Kohms to 80 Kohms
> 
> boiling water approx 4 Kohms to 7Kohms.
>  
> figures are top off my head.
>  
> Also make sure the thermo vac switch vacuum pipes go to the right 
places. Follow the parts manual diagram for routing.
>  
> I replaced my coolant pipe with a stainless one, put new rubber 
rings on Y pipe, re-threaded every bolt and re-tapped every hole, 
new 4 bolt water pump and pulley adaptor.
> I painted the engine with black engine paint.
>  
> Good luck.
>  
> NickT.
>  
> I'll be at the NEC on Sunday........
> 
> blackaddertoo <blackaddertoo@xxxx> wrote:
> hi
> 
> i haven't yet as the engine is in pieces.
> 
> i will once i put back together if it does not run.
> 
> however i think it is a good idea to open up the valley for 
> everyone, and clean up well. your coolant pipe will leak in there 
> sometime-just a matter of when.
> 
> there is some corrosion at the bottom-not bad though.
> for the sensors, if they work or not, while i am there better 
> prevent further problems, particularly as not expensive as some 
> other things.
> 
> regards
> 
> Steve
> 
> 
> 
> 
> 
> --- In doc-uk@xxxxxxxxxxxxxxx, Nick Tomlinson 
> wrote:
> >
> > Checked fuel pressures yet?
> > 
> > Use diagnostics rather than part swapping..
> > 
> > NickT
> > 
> > blackaddertoo wrote:
> > 
> > 
> > 
> > hi
> > 
> > thanx for the reply.
> > 
> > no there is no petrol in the venturi but looks pretty dirty.
> > 
> > i have not got my engine to run ok more than 1 minute since i 
> bought 
> > her over from the US.
> > 
> > after 30 secs chugs and dies.
> > 
> > 
> > restarts ok then does same.
> > 
> > so am now doing the valley, plugs, rotor, cap, coolant pipe, y 
> pipe 
> > sensors, water pump, replace all o rings, clean venturi, 
> > electroplate all brackets/bolts etc..
> > 
> > anyhting else while i have 5 minutes??.
> > 
> > also new petrol filter (did it 6 months ago but want to 
eliminate 
> a 
> > problem for the sake of 10 quid)
> > 
> > Regards
> > 
> > Steve
> > 
> > 
> > 
> > 
> > --- In doc-uk@xxxxxxxxxxxxxxx, "Mike Bosworth" 
> > wrote:
> > >
> > > Steve 
> > > 
> > > It shouldnt be a 'very tight fit', if you hold the distributor 
> up 
> > in 
> > > the air and push the plunger fully in and then let go, this 
> should 
> > > plop out of the bottom 'quite' quickly with a little friction. 
> The 
> > > seal on this part is through metal to metal contact. 
> > > 
> > > There should be no petrol in the air venturi, check out the 
link 
> i 
> > > posted for its operation. Your not saying yours has :)?
> > > 
> > > Kind Regards
> > > 
> > > Mike
> > > #2001/403
> > > 
> > > --- In doc-uk@xxxxxxxxxxxxxxx, "blackaddertoo" 
> > 
> > > wrote:
> > > >
> > > > hi
> > > > 
> > > > when i say did not come out immediately, just meant it was a 
> > very 
> > > > tight fit.
> > > > looks clean though.
> > > > 
> > > > is the cavity under in the air venturi full of petrol when 
> > running-
> > > i 
> > > > assume not?.
> > > > 
> > > > Regards
> > > > 
> > > > Steve
> > > > 
> > > > 
> > > > 
> > > > --- In doc-uk@xxxxxxxxxxxxxxx, DANIEL SHANE 
> > > > wrote:
> > > > >
> > > > > Adding onto Mikes words, each metering head and
> > > > > plunger are matched, you cant take a plunger from one
> > > > > head and put it in the other. These things are
> > > > > precision made.
> > > > > 
> > > > > Try soaking it in acetone as it should not be
> > > > > sticking. If that fails you may need to get it
> > > > > rebuilt.
> > > > > 
> > > > > Dan
> > > > > 
> > > > > DMC Ltd.
> > > > > 
> > > > > 
> > > > > 
> > > > > --- Mike Bosworth 
> > > > > wrote:
> > > > > 
> > > > > 
> > > > > ---------------------------------
> > > > > --- In doc-uk@xxxxxxxxxxxxxxx, "blackaddertoo"
> > > > > 
> > > > > wrote:
> > > > > 
> > > > > 
> > > > > > the plunger did not come out immediately so does
> > > > > this mean it was 
> > > > > > sticking or is this normal.
> > > > > 
> > > > > 
> > > > > At rest the 'plunger'is weighted should move freely
> > > > > downwards by 
> > > > > gravity, the 'arm' on the metering flap moves this
> > > > > plunger up, if yours 
> > > > > is sticking then this needs to be resolved, it will
> > > > > effect your running 
> > > > > if it is sticking in certain positions.
> > > > > 
> > > > > On cleaning this up be careful not to score the
> > > > > surface of the plunger 
> > > > > it is a very delicately machined thing.I've heard
> > > > > people use acetone to 
> > > > > clean it up. Make sure the little o ring is in place
> > > > > on the underside 
> > > > > of the distributer where it bolts back on to the top
> > > > > of the metering 
> > > > > head. 
> > > > > 
> > > > > A fuel pressure tester is a good investment when you
> > > > > have fuel issues.
> > > > > 
> > > > > Regards
> > > > > 
> > > > > Mike
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > 
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