Basic Tuneup, and Adjustment of the Solex 34 PICT/3 Carburetor. the Bypass Screw, to the point where you may have it turned
From this point on, leave the Fast Idle Adjuster
part – the early low compression engines need a little
points, then air can be sucked into the manifold, causing
Check that it is wide open when warm. then take out the three clamp scres that hold the choke element on. Procedures). Should my generator on my 1972 bug be very hot to the touch when running for 20 minutes? You need to physically find cylinder #1 and verify its position on the distributor, then re-time. slowly until the engine speed drops by about 20-30 rpm. such, which ran at near constant speeds). I got a 1965 Volkswagen Beetle in a trade. settings, it is possible that you could have stripped
you don't want to open up the hole. Idle Adjuster (also called the throttle screw) located at
Idle Adjuster Screw in more will increase the idle speed,
maximum advance is more important than idle advance. Note:
-1, 30 removing general exploded view This is done by using the Bypass Screw. The
If there are any
engines with single vacuum distributor - 7.5BTDC. and the lower (smaller) one is the Volume Control Screw - not
Replace them if
(Make sure the automatic choke is fully
opens and the Fast Idle Adjuster screw moves down the steps
the spindle it rides on. works fine (single vacuum distributor). You need to adjust the settings on the volume control screw, as well as the air bypass screw, to set the proper air fuel ratio. Include your email address to get a message when this question is answered. Start the engine and use the Bypass Screw to set the idle at 850 rpm. a few drops only.
- this adjustment procedure also works for the other
the choke butterfly is standing vertical. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Everything shown in the photo is included in the kit, additional parts may be purchased by choosing your carburetor type in our main catalog.For additional help including rebuild videos, free manuals, and troubleshooting, please see our technical section. Check volume screw (small one) is out about 2 1/2 turns and the big screw bypass screw about 1 1/2 turns. Some distributors don't have this felt pad
VW T1/T2 automatic choke unit, solex 34 pict 3 etc, for Beetle, bay window. Please
Always use the proper tools for the job at hand. determines the settings. method will also work for the 30PICT/3, 30PICT/4, 31PICT/4,
won't run right. First, make sure you adjust carb after the engine is warmed up per the directions above. There are a hundred reasons why this may not match any diagrams. with idle cut off valve & volume control screw - 12 volt - 62-70 s/p bug/ghia/bus - sold each Réglage de base carbu solex pict-3. at about 5-10BTDC. the other way around as the older Haynes Manual indicates. As such, the fan end of the generator should be well able to dissipate any residual heat within the generator itself. This image may not be used by other entities without the express written consent of wikiHow, Inc.
\n<\/p><\/div>"}, many Volkswagens. edition of the manual, there is an error on the exploded What is the starting point of the bypass screw? distributor used zero advance – TDC - as an idle correctly. It should not be much outside the range of 2-3 turns 1/2 turn in/out from the basic 2-1/2 turn out setting. It will likely need to be rebuilt as is expected. The plugs keep turning black. It evolved from the 28 PICT which became the 30 PICT in 1968. Try the 32 Now EUR 23.87. carburetor -models 30 pict-2,-3, pict-a 1958 to 1974 type 1, 1968 to 1971 type 2 50 ... adjustment ao 34 choke ts a. torn idltnc control screw is screw c.am control fast cam ... speed volume adjust speeg orops by rpm, reset turning vse on . It struggles to pick up speed, and going up a hill is a no-go. Engines throttle arm, which has to be set exactly right. Make sure that the choke is fully open and the Fast Idle Adjuster screw is resting on the very bottom of the stepped cam. The reason for this is that the (among other things) adjustment of the carburetor You ( SOLEX 30 PICT.3 CARB ) Solex 34 Pict 3 VW 30 series carburetors - though its name (Fast Idle Adjuster) It is the Solex 34 Pict 3. Unscrew the Fast Idle Adjuster screw until it is clear of the stepped cam. engines with a number starting B..., D..., E..., F..., H..., L..., or a plain maximum advance with the engine at 3000+rpm, and let the idle What else should I do? It kitten! I have changed the battery and air filter. when the engine needs it, the 009 will usually have worse fuel economy too. the choke to give a smooth idle on a cold engine. If you don't start with the Volume Control Screw Note: work together for a smooth running engine. It's base of the carburetor is sealing properly (no vacuum leak). 1. I had the same issue. Sounds more like you have a blocked idle channel or jet. engines with single vacuum distributor - 10BTDC. (It's far better to have the idle speed a little Make sure it is not more than 2.5-3 turns out, but less is better. $0.00 (0 Items) Great VW Parts. ", "This was plain and simple and very easy to understand, thanks. basic tuneup, and adjustment of the solex pict/ carburetor. turn the Volume Control screw back IN (clockwise) very (smoothest running) idle speed (this is usually out - of the choke fast idle cam, reducing the cold-engine idle Too slow of an idle speed can cause the engine to in/out from the basic 2-1/2 turn out setting). 900 rpm. on the engine and run it until it is warm, then switch it That includes Last one. As (I've always used the factory setting on my H... The carburetor comes with all new components including an electric choke and fuel cutoff valve. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. VW Beetle 1971-74 VW Karmann Ghia 1971-74 VW Bus 1971 VW Thing 1973-74 ", "Impressed by the clarity of the advice and I applaud the logic of the steps. FITMENT: Carburetor for VW 34 PICT-3 12V Electric Choke 1600cc Dual Port Engine,Improve throttle response for better engine performance. worn. advance fall where it may. Three or four revolutions to start the engine would be considered normal. carburetor, which is more complicated (and more sensitive) specified. Make sure you have power to your air bypass valve, and look for leaks at the intake gasket. the positive side of the coil attached to it). From United Kingdom. Go Een vervanging van goede kwaliteit voor een Solex PICT carburateur. is initially firmly seated before unscrewing it as and end with it warm. 75 Amazon.com: solex 34 pict 3 carburetor There are a TON of Solex 34-3's with different base flange numbers on them made from 1971-1974. Call Us: 513-868-9543. With the engine running, spray some starter fluid around hoses and sealed areas and look for bubbles. tapered screw, or a damaged needle valve or O-ring. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. holes/gaps in the manifold or at any of the connection PACKAGE INCLUDES: 1x 34 PICT-3 carburetor for VW,1x mounting gasket,2x mounting bolts,2x mounting nuts,2x screw. Note: This is done using the Volume Control corrected. fixing (another topic). 009 (or other centrifugal distributor) must be set at the the Volume Screw and adjust it slowly to obtain the fastest 31PICT/3 and H30/31 carburetors with thetwo adjusting To create this article, volunteer authors worked to edit and improve it over time. using the double vacuum distributor (first introduced in It runs fine going down the road, but stalls at every stop. You may be able to adjust it to run properly, but once the trapped debris breaks free, you'll have to adjust it again. This helps tremendously with the adjustments. links below; for more detail, refer to our Tune-Up the stepped cam rotates and the Fast Idle Adjuster is also reduced the maximum advance at higher revs. This destroys the idle geometry, and the car Bypass Screw is larger than the Volume Control Screw and is This is If it is not standing The correct idle speed is important with the 34PICT/3 excellent resource. wikiHow is where trusted research and expert knowledge come together. Yes, you will probably have to take it off and apart, it's easier on a bench. For a semi-automatic car, use Buy it now. Reminder This image may not be used by other entities without the express written consent of wikiHow, Inc.