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On 24 Oct, 11:11, Mark Miles <[email protected]> wrote: > Having now looked at a blowup of the carb it would appear that the only > adjustment is on the idle mixture. As the car appears to be running rich > across > the entire rev range I would assume that in order to sort the mixture I would > be > looking at re-jetting the carb or getting more air into the engine. I have the > standard air box and filter on the car at the moment but I did notice that it > appeared to be significantly leaner with the box off. Would it make that much > difference if the carb had been jetted for use with some sort of induction > kit? > Personally I wouldn't have thought it would have made that much difference > until > you got into forced air solutions. > > Mark > > ________________________________ > From: "[email protected]" <[email protected]> > To: Quantum Owners Group <[email protected]> > Sent: Sun, 24 October, 2010 10:38:45 > Subject: [Quantum Owners] Re: mixture adjustment. > > The other ones normally used were the DFT from the earlier car as it > gave better performance and the DMTR which was a Weber upgrade for the > XR2. I have a DMTR in the garage and can take a photo and send it to > you so that you can compare. If it is the right one it wiuld save you > taking your carb off. > > Russ > > On 24 Oct, 10:20, Mark Miles <[email protected]> wrote: > > > > > > > I have looked at a pic of the TLDM, very similar but the top of the carb is > not > > round. I will keep looking at pretty pics of carbs on the web, I am sure > > that > I > > shall stumble across the right one eventually.... I hope. > > > Mark > > > ________________________________ > > From: "[email protected]" > > <[email protected]> > > To: Quantum Owners Group <[email protected]> > > Sent: Sun, 24 October, 2010 10:03:27 > > Subject: [Quantum Owners] Re: mixture adjustment. > > > Are the barrels square or round? Mine has a thumbwheel for adjusting > > the idle and that is a TLDM carb used on the later XR2s > > > Russell > > > On 24 Oct, 09:53, Mark Miles <[email protected]> wrote: > > > > This seems to be the problem I am having with finding a diagram for the > > > carb > > as > > > it is an '86 model cvh so I am guessing that the carb is probably an > > >aftermarket > > > unit or grafted on from a later engine. The carb has twin barrels and the > >idle > > > adjust screw is a thumbwheel type which is parallel to the ground. There > > > is > a > > > Weber tag attached to the carb but it has not aged well and is mostly > > > unreadable. I would have expected the mixture screw to be in the area you > > point > > > out but can see neither a screw nor anything resembling an appropriate > >orifice > > > to contain one. If all else fails then I shall have to remove the carb, > > > find > > >the > > > screw then refit it to set it up which seems a disproportionate amount of > >work > > > for an engine that appears to be running well. > > > > Mark > > > > ________________________________ > > > From: "[email protected]" <[email protected]> > > > To: [email protected] > > > Sent: Sun, 24 October, 2010 0:46:45 > > > Subject: Re: [Quantum Owners] mixture adjustment. > > > > In a message dated 24/10/2010 00:00:26 GMT Daylight Time, > >[email protected] > > > writes: > > > I have a Weber carb on the car > > > If it is 1987 or later the mixture screw should be to the left and a > > > little > > > below the idle speed screw. > > > The idle speed screw is mounted at an angle - head downwards and has a > > > coil > > > spring acting as a locking device. the mixture screw may be concealed > behind > > a > > > blocking plug so from the exterior it may just appear as a blanked off > > > tube > > > moulded as part of the carb body. remove the plug to reveal the slotted > >screw > > > head. > > > > The Haynes manual also notes that when adjusting the idle speed screw the > > > electric fan should be kept running all the time. > > > > Michael-- > > > You received this message because you are subscribed to the Google Groups > > > "Quantum Owners Group" group. > > > To post to this group, send email to [email protected] > > > To unsubscribe from this group, send email to > > > [email protected] > > > For more options, visit this group > > >athttp://groups.google.com/group/quantumowners?hl=en > > > > > > IMPORTANT NOTE: All information presented herewith is provided on an "As > > > Is" > > > basis, without warranty or the implication thereof. Neither the Quantum > >Owners > > > Club nor the individuals associated with the Quantum Owners Club or in the > > > preparation of the above information shall have any liability to any > > > person > >or > > > entity with respect to liability, loss, or damage caused or alleged to be > > >caused > > > directly or indirectly by the instructions contained within this or > > > related > > > message(s). > > > -- > > You received this message because you are subscribed to the Google Groups > > "Quantum Owners Group" group. > > To post to this group, send email to [email protected] > > To unsubscribe from this group, send email to > > [email protected] > > For more options, visit this group > >athttp://groups.google.com/group/quantumowners?hl=en > > > IMPORTANT NOTE: All information presented herewith is provided on an "As Is" > > basis, without warranty or the implication thereof. Neither the Quantum > > Owners > > Club nor the individuals associated with the Quantum Owners Club or in the > > preparation of the above information shall have any liability to any person > > or > > entity with respect to liability, loss, or damage caused or alleged to be > >caused > > directly or indirectly by the instructions contained within this or related > > message(s). > > -- > You received this message because you are subscribed to the Google Groups > "Quantum Owners Group" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group > athttp://groups.google.com/group/quantumowners?hl=en > > IMPORTANT NOTE: All information presented herewith is provided on an "As Is" > basis, without warranty or the implication thereof. Neither the Quantum Owners > Club nor the individuals associated with the Quantum Owners Club or in the > preparation of the above information shall have any liability to any person or > entity with respect to liability, loss, or damage caused or alleged to be > caused > directly or indirectly by the instructions contained within this or related > message(s).- Hide quoted text - > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "Quantum Owners Group" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/quantumowners?hl=en IMPORTANT NOTE: All information presented herewith is provided on an "As Is" basis, without warranty or the implication thereof. Neither the Quantum Owners Club nor the individuals associated with the Quantum Owners Club or in the preparation of the above information shall have any liability to any person or entity with respect to liability, loss, or damage caused or alleged to be caused directly or indirectly by the instructions contained within this or related message(s).
