Won't advance in power to revs

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1_eyed_jim
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Re: Won't advance in power to revs

Post by 1_eyed_jim »

itchyfeet wrote:^^^^^^good advice possibly a build up over time this can happen if you don't use it much
lots of short journeys, its what id do

It's been used every weekday from August doing a 14 mile round trip to work and back so..... :roll:

itchyfeet wrote:Don't worry to much about the lpg ring to carb seal for now it will be ok dry if you clean it up
Concentrate on the mayo

Will do. But thinking of trying to find a rubber seal in the future.

Ian Hulley wrote:
1_eyed_jim wrote: Are you suggesting I leave the carb on the engine and blast through with carb cleaner?
What' s the hose between the tower and the beret like ? Normally they go pappy and suck shut causing breathing problems, Brickwerks sell the standard replacement but other folks use improvised hoses with a re-enforcing to prevent kinking.

It's really "pappy" so pappy that Gasure put a large hose clip around it (not tightened) to give it some structure against the HT leads etc laying on it.

Ian Hulley wrote:If you want to meet up and have a chat and a coffee I am around home all next weekend in Wirksworth DE4 4FX 07792 116458 (subject to weekend get-ups and the F1 GP :wink: )

Ian

That's very generous of you Ian. I'll let you know how I get on with cleaning it out this week. :ok

Dazco wrote:Hiya mate, mine had that mayo "pooh" in it earlier this year, cleaned it all out and has not reappeared. Keep at it but don't delve too deep all at once , do a bit , make sure it's working then go onto the next bit. Be methodical about it :ok . Ps I never did get any biscuits :wink:
Daz.
Just for you to compare vans and engine performance mine pulled up the hill out of grindleford uptown foxhouse in third, into 4th a couple of times but had to keep dropping into 3rd . Tis a long drag :roll:

Yes the Hill is a slog and the van normally makes it up in 3rd/4th like yours. Maybe you should of taken some biscuits up with you while the van did all the hard work :D Hope to see you again some time. Do you ever go on any club meets? Me and Emma keep meaning to go on one but too scared! lol
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tobydog
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Re: Won't advance in power to revs

Post by tobydog »

What is the state of your air filter?
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1_eyed_jim
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Re: Won't advance in power to revs

Post by 1_eyed_jim »

tobydog wrote:What is the state of your air filter?

Dry, a bit dirty and has oil and water in the box with it but not on the filter paper itself.
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Re: Won't advance in power to revs

Post by ghost123uk »

What' s the hose between the tower and the beret like ? Normally they go pappy and suck shut causing breathing problems, Brickwerks sell the standard replacement but other folks use improvised hoses with a re-enforcing to prevent kinking.

It's really "pappy" so pappy that Gasure put a large hose clip around it (not tightened) to give it some structure against the HT leads etc laying on it.

Just popped in to say that Brickwerks do an improved one = "Oil breather pipe for 1.9 DG engines, fits between oil breather tower and air box. Made from reinforced silicone with fluro lining to stop them falling in bits like the VW ones do. Expensive - yes, but cheaper than the VW ones before they went obsolete." (LINK HERE). I only know this because I bought one. Gasure must have been out of stock or I am sure they would have changed it.

What is this "wet" gasket on the carb top please ? My current vans conversion (not Gasure) has a sort of flat rubber ring to seal.
Got a new van, but it's a 165bhp T4 [shock horror] Accurate LPG Station map here

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Ian Hulley
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Re: Won't advance in power to revs

Post by Ian Hulley »

ghost123uk wrote: What is this "wet" gasket on the carb top please ? My current vans conversion (not Gasure) has a sort of flat rubber ring to seal.

Ours has what looks to be a run of black silicone.

1_eyed_jim wrote:
tobydog wrote:What is the state of your air filter?

Dry, a bit dirty and has oil and water in the box with it but not on the filter paper itself.

Get it all cleaned out (including the ridges in the air duct) and then monitor it :ok Half the battle with the wbxer engine is getting everything up to a standard, getting rid of the previous owners bodges (either neccesary due to lack of available parts or just plain neglect) and then take it from that known-good point.

Ian
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LPG courtesy of Steve @ Gasure

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1_eyed_jim
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Re: Won't advance in power to revs

Post by 1_eyed_jim »

ghost123uk wrote:
What' s the hose between the tower and the beret like ? Normally they go pappy and suck shut causing breathing problems, Brickwerks sell the standard replacement but other folks use improvised hoses with a re-enforcing to prevent kinking.

It's really "pappy" so pappy that Gasure put a large hose clip around it (not tightened) to give it some structure against the HT leads etc laying on it.

Just popped in to say that Brickwerks do an improved one = "Oil breather pipe for 1.9 DG engines, fits between oil breather tower and air box. Made from reinforced silicone with fluro lining to stop them falling in bits like the VW ones do. Expensive - yes, but cheaper than the VW ones before they went obsolete." (LINK HERE). I only know this because I bought one. Gasure must have been out of stock or I am sure they would have changed it.

Thanks for the link I'll get one of those ordered when I order my Tower seal. :ok

Ian Hulley wrote:
ghost123uk wrote: What is this "wet" gasket on the carb top please ? My current vans conversion (not Gasure) has a sort of flat rubber ring to seal.

Ours has what looks to be a run of black silicone.

1_eyed_jim wrote:
tobydog wrote:What is the state of your air filter?

Dry, a bit dirty and has oil and water in the box with it but not on the filter paper itself.

Get it all cleaned out (including the ridges in the air duct) and then monitor it :ok Half the battle with the wbxer engine is getting everything up to a standard, getting rid of the previous owners bodges (either neccesary due to lack of available parts or just plain neglect) and then take it from that known-good point.

Ian

The engine is going to get some love this week! Even thinking about redoing the wiring (1 wire at a time) and remove the scotch/choc blocks and black electrical tape from previous owners handy work!

Black silicone? What like instant gasket or literally black silicone?
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Ian Hulley
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Re: Won't advance in power to revs

Post by Ian Hulley »

1_eyed_jim wrote: Black silicone? What like instant gasket or literally black silicone?

It looks like black or dark grey silicone to me ... I guess anything that stops air being sucked up the side of the beret would do though ?

Ian
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Re: Won't advance in power to revs

Post by itchyfeet »

1_eyed_jim wrote: The engine is going to get some love this week! Even thinking about redoing the wiring (1 wire at a time) and remove the scotch/choc blocks and black electrical tape from previous owners handy work!


my advice is change one thing at a time i.e leave the wiring for now, fault finding gets harder if you start changing other things.
1988 DG WBX LPG Tin Top
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kevtherev
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Re: Won't advance in power to revs

Post by kevtherev »

itchyfeet wrote:
1_eyed_jim wrote: The engine is going to get some love this week! Even thinking about redoing the wiring (1 wire at a time) and remove the scotch/choc blocks and black electrical tape from previous owners handy work!


my advice is change one thing at a time i.e leave the wiring for now, fault finding gets harder if you start changing other things.

Is the correct advice...pinging around the engine bay is no way to eliminate an unknown issue(s)
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1_eyed_jim
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Re: Won't advance in power to revs

Post by 1_eyed_jim »

Removed the carb and gave it a good clean out today! Broke the gasket in the process for the float bowl :( decided to attempt making my own gasket. What you think? I'm quite proud. Place your orders now!

Image

Fits perfectly to :ok
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Re: Won't advance in power to revs

Post by ghost123uk »

They look very neat indeed :ok

How did you go about doing it? (esp the complicated one 8) )
Got a new van, but it's a 165bhp T4 [shock horror] Accurate LPG Station map here

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1_eyed_jim
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Re: Won't advance in power to revs

Post by 1_eyed_jim »

Reassembling the carb today and flipped it over to discover this?? Looks like its important! It also looks like its bent over and a spring should be attached?

ImageImage

Has anyone got a picture of et same area to compare? Thanks
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Re: Won't advance in power to revs

Post by kevtherev »

Image
Image
Image

no springs attached :ok
it cocks the fast idle for cold starting
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1_eyed_jim
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Re: Won't advance in power to revs

Post by 1_eyed_jim »

Ah thanks Kev
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Re: Won't advance in power to revs

Post by 1_eyed_jim »

All fixed. Removed the distributor and dismantled it. Tested the hall sender by the 3 wire bulb method on here and that was ok next I checked the wiring to the ignition amp and found a half broken wire which I stripped back, soldered and heat shrinked. Replaced the distributor seal and put it all back together and tadaaa it's never advanced in power so well!

Only thing is now it's idling at 1430rpm after a good run?? I've unscrewed the idle screw fully and it's the same. The choke is fully open at this point. Think the throttle mechanism is sticking somewhere as if I push down on it it will lower to 1200rpm but blipping the throttle returns it to 1430rpm.

Anything else I could check? Thanks
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