30 pict 1 carb adjustment

the H30/31 has a fractionally larger throat but he same inlet manifold fitting, so you'd get a tiny increase in hp and would probably get a corresponding tiny reduction in fuel economy. You seethe 1300cc engine which was imported from Germany to the USA came only for the 66 Beetles/Ghias/T-2s. Is your carburetor a 30 Pict-1? 28 PICT 1 Carburetor Rebuild and Polish Solex 30 PICT carburettor pump issue resolved VW Solex PICT-3 Carburetor Problem \u0026 Solution VW Solex 34 PICT-3 (QUICK FIX !) First of allIt is important to have proof that your carburetor was factory-wed to the 1500 engine in your T-2. Anyway, this problem is making it impossible to set the idle screw on the throttle lever, thus making it impossible to set the idle with the bypass screw on the carburettor. It is possible that the 79 (which is missing on my charts) may fit into the scheme of things for the 66 and 67 T-2s. Unscrew the float needle valve from the upper part of the carburetor. You might be able to see bright 'rub' marks if the butterfly itself is binding on the sides, or on the outer edges (near where it closes). Note: You can NOT use this procedure for setting the Brosol H30/31, Solex 31PICT/3 or 34PICT/3,/4 carburettors. Mark, you surely are welcome! But it also has to operate at idle and cruising speeds. lol The modern H30/31 works well too - it has a 25.5mm throat. Now, back it out 1-1/2 turns. Rob responded - Well, yes, that's sort of right. He will sell you the correct part which you need. This should allow the carburetor to function when you start the car. Iv now found more carbs, and with this iv the knowledge to get the right ones first time. when I bought my 67 Deluxe Beetle two years ago in San Diego, California, USA, it had a miss-mash of parts on it from who knows when. VW Carburetor - 30 PICT-1 for Single Port Intake Manifolds. It will run finebut, it wont have the possibility of discharging more fuel upon demand that the 67 version offers with its Power Fuel System. Did the 105-1 carb come stock on the 1500 Euro 67 ? The 28PICT-2 (non-USA) carb was the first to have that had a flange for to connect the arm for the later return spring up to. Hello, MarkI understand now. Solex and Kadron Carburetors should have 1.5 - 2 PSI fuel pressure. Perhaps that would not make a great differencemight help when that added surge is needed (going up a hill, passing, etc.). Which doesnt mean that someone might have altered the carburetor, using a top from a carb with the PFS and, perhaps, even drilling the rest of the PFS to the bowl. These parts help you finish the job: Recently Viewed . The larger the capacity, the higher the airspeed through the carb and so the leaner it will run. Hey I loved the article and as a newbe to VW carbs I already learned a bunch. And since higher airfow means a higher vacuum in the throat, this sucks in more fuel for a richer mixture, so you then have to enlarge the air correction jet to match the higher airflow. Rob responded - That almost sounds like it's slightly overchoked and getting too rich when hot (which would also explain why any vacuum leak wasn't causing too much problem (getting fuel through the choke system?). 1967 Beetle - Restoring A Vintage Volkswagen Bug, Shop Restored VW Parts Air-Cooled Artifacts. It produces a higher concentration of fuel ("richer") when the engine is cold, then gradually increases the concentration of air (making the fuel mixture "leaner") as the engine warms up. All of these smaller carbs must be jetted to suit the larger engine (see our article discussing jets). Of course, Volkswagen trained and certified specialists knew of all of these differences and didnt switch carburetors from one car to another unwittingly. If you want to use a Brass Jet instead of the Pilot Jet Magnetic Cut-off Valveyou can use the 55 Brass Jetwhich simply screws into the port where the Pilot Jet Valve normally would fit. 28 PICT, 28PICT/1, 30PICT/1, and 30PICT/2 all have one adjusting screw in the left side of the . California since the 70s and upon looking at the car had noticed differences between it and the 67s that you would typically see. The 30 Pict-1 Series is an efficient and simple carburetor. If it is not, it may be a Replacement carb for the 105-1 carb. It's important to set the valves, points, timing and to check the choke before setting the carburettor, as they all work together for a smooth running engine. Also, the 28-series carbs usually have a larger jet in the power fuel system than the 30 series when used with the check ball in the carb body, its delivery was limited somewhat. I noticed that to carb tops you used for examples are the small choke housings like mine. This works with the choke to give a smooth idle on a cold engine. Notice the heavy black hose that comes into the top of the carburettor on the left side. Thanks for jumping in on that one. Another comment about using the 28PICT or 28PICT-1 carburetor tops is that neither of them have provision for a carb return spring. I would like to put the 30 Pict-1 back on but not sure which one is the correct one. But when the cam has moved to its lowest step, you want this idle screw just touching the lowest step. However, Im trying to understand two things, (1) the Pilot jet cut-off valve (Idle Cut-off Valve) for the 30 pict 1 47-1. As you said in one of your notes, if the throttle valve is not seating properly (i.e., 0.004 inch open) it will interfere greatly with the normal IDLE flow -- i.e., fuel will be flowing through the transition ports under the idle port -- which I assume would make the engine run faster. Solex 30 pict/2 carburetor adjustment procedures. jay. PICT 30 VS PICT 30-2. My pic 30 saids vw-75 on the flange. Purely speculation on my part! Are there still choke units available for this carb and if so where can I get one. Rob responded -. The matching Distributor would have been 131-905-205 and the engine displacement would have been 1500ccs. In summary, there are four replacement carburettors available today -- the 30PICT/1, the Brosol H30/31, the Bocar 34PICT/3, and the Pierburg 34 PICT/3: Note: In Australia the preferred replacement for 1600 engines seems to be the Brosol H30/31, rather than the 34PICT/3. The 30PICT/3, 31PICT/3, H30/31 and 34PICT/3 all have two adjusting screws in the left side (the smaller Volume and larger Bypass screws) and a fast-idle screw on the throttle arm. This is the throttle lever; the cable is the accelerator cable. However, Dave's euphoria with the Pierburg carburetor was short-lived. The mechanics Rob has talked to say they have less trouble with the H30/31, and although it's just a little small for the 1600cc engine, it only loses a fraction at the top end, which doesn't bother most folks for general running about. Hello, MarkI am glad to hear from you from Belgium! Just found youre web site. As for the 6 Volt Pilot Jet ValveI have 2 or 3 and I think that they operate. If the intake manifold You have just pointed out more mysteries to be investigated even more thoroughly! Gary HAS commented on how demanding I am. Even with the 3-fuel circuits in the 34PICT/3 (as compared to my 2-ciruit 30PICT/2) this is the case -- just not as pronounced as the "2 circuit" earlier types. 2. I am completely unfamiliar with the 1300 twin-port engines. Why dont you consider having yours restored? My other beetle has a 34 Pict 3 and I know how to tune that, can anyone recommend a good place to look or method to correctly adjust the 30 pict 1? 1 Dual Fuel Carburetor Kit. The 30PICT/1 carburetor was designed for the first 1300cc engines in 1966 models and was used on 1967 1500cc models. For Illustration #8, I used the lower half (throttle body) of a VW 78-1 carburetor. Re: 34 PICT 3 Adjustment Woes. The choke assembly has been removed and plugged. Just tighten firmly. With no check ball on the 30 series, no check ball was needed. The first dual port 1600s came in 1971, and have a double letter in front of the engine number, AF or AD for that year. His son was the one who sold us the car. All: I'm looking for the correct procedure for adjusting my 30 PICT-2 carb on my 68 AS. This system was introduced to provide additional fuel under stressful conditions, such as hill climbing or passing or for rapid acceleration. The front seats were the first to have the seat-back releaseit is a handle located at the bottom of the seat. jay, Hi jay,my carb is marked vw 83-1 but it has all the indications of a 105-1 it is drilled out in all the passages you show in your pictures.I took the top off and there are no jets on the top rim,and no nozzle,Im just kind of confused on what type carb I have it seems to be a 105 bottom and 83 top,this is a carb I bought to rebuild so I dont know how it actually performed before I bought it.Thanks, Ah. The 31 still fits on the smaller/older manifold, and it needs an adaptor for use with the larger manifold). jay, For those reading this Threadheres more on the subject which occurred on separate e-messaging: A decent starting point is what Im after and, from a quick read, your post looks great. Automatic Choke Accelerator Pump Im going to try and get a birth certificate from Germany. the head to provide the fuel/air mix to each intake valve. Regards, Hello again, RussYesthis does sound exciting. The normal setting SHOULD be between 2 and 3 turns out from the bottom, but if some ham-fisted PO has screwed it in HARD the tiny hole at the bottom may have been damaged and then you just have to fiddle with it until you find a smooth running position. I discovered this misstep too late in the process to reverse it. Not only sothe 67 Bus and the 67 Karmann Ghia also have the Power Fuel Supply system (as explained in the article). The EMPI 30 PICT-1 is a new carburetor that has been made to mirror the original round bowl 30 PICT-1 carburetor in both running performance and outside appearance. 4. Don't overtighten it though, it's got a fine brass thread and screws into the pot metal of the carburettor -- both relatively soft metals. Thank you Jay for your vast knowledge on the carbs. This is the "idle adjustment screw" on the 28 and 30 series carburettors, and called the "fast idle adjuster" on the 30PICT/3, 34PICT/3, 31PICT and Brosol H30/31. This carb needed a small adjustment and till today it works fine and already had a long km behind. Whoa.more information than I can handle. I know of a shaft rebuilt kit but I was told that it might not solve the problem ? Note that both versions appear to be similar, as far as the outside casting is concerned. Thanks to Jay and Eric for my education in many things 1967 Beetle. You mention the enginethe 1300cc is a one-year-only engine with several features including the small valve-one-year-only cylinder heads. I have a Zenith blue 67 Convertible that Ive restored . Not many here in the USA. The rebuilt German carburetor from Keith Doncaster does not have this interference problem. 07 October 2007, 04:44 . Confused? Great article, Jay. I recognize you as one of the knowledgeable persons on the Samba Forums who passes his knowledge to the rest of us! I dont want too fast or too slow. 30-pict III Airscrew Adjustment. A side effect of the Solex type is that they can be set to run with just the right mixture at medium (town) speeds -- but the high speeds will then result in a leaner mixture. Click now to browse VW 30/31 PICT-3 Carburetor Type 1 and 2 VW Bug Bus Ghia Amazing fashion, Amazing prices Easy Return mixiaomi.co, US $159.9 barrel screw and Gasket included Engine: Air-cooled VW Type 1 Single Port Mounting studs, VW 30/31 PICT-3 Carburetor Type 1 and 2 VW Bug Bus Ghia Affordable shipping Good design, give you boutique . Also, how were the Euro 67s jetted? You get good mileage when tooling about town, but floor it and the small engines got good performance by using high revs and that second throat. I hope that I have covered the bases. Thank you for stimulating our collective brains! Illustration #6 shows the drivers side of the bottom halves of both versions. This is the idle fuel cutoff valve (solenoid). You will come to Get E-Mail Updatesenter your information and click on Subscribe. 7. solex 30 pict-1 accelerator pump operation. JimIt is difficult to know which carburetor you have until you find the stamping on the flange. Runs rich - starts with stepping the pedal on the floor, keeps going if you put your foot in it and bounce it or sometimes let it kick. 30/31 PICT-3 Type 1 & 2 Bug Bus Ghia. It shows a cutaway of the carburettor in good detail. The inlet ball is hidden under a tiny threaded "plug". We never have seen a 31 Pict-3 carburetor hereonly the 30 Pict 1, 2 and 3s. This is the fuel supply line. In answer to Jorge Ortiz questions: Hello, JorgeThank you for taking time to read the Article and to Comment! Thanks for commenting. IAP . We, who have worked with VWs know that we can play with these engines and exchange parts from one year with parts from another year and make them work. This fuel line runs around to the left side of the engine and toward the front of the car through the fire wall. Adjusted jetting is idle 55, main 127.5 or 130, air correction jet untouched at 125, and power jet 65. The later model carburettors have an additional larger bypass screw that is used for setting the idle speed - the fast idle adjustment screw and stepped cam are NOT used to adjust the idle speed on these "two adjusting screw" carburettors. I could make it a PDF download. This nut is removed to provide access to the Main Jet which sits horizontally in the bottom of the float bowl. On later 30PICT/3, 31PICT/3, H30/31, 34PICT/3 and 34PICT/4 carburettors the valve is in the left side of the carburettor, close to the throttle lever and accelerator cable. There are 3 screws securing the choke ringwhich keeps the choke element in its intended position. 360-894-8787 tim@volkzbitz.com http://www.volkzbitz.com. Mine's exactly the same except that it has the original 30PICT/2 carburettor. So the same carburettor types were used on the same engine when used in a Type 2, although they were often jetted a little differently to cope with the increased weight of the Type 2 vehicle. Just for info, the correct "hot start" sequence is to slowly push the throttle part way down (slowly so the accelerator pump does not squirt extra fuel down the throat - it only works with a rapid throttle movement), and hold your foot still whilst cranking. I went through my charts and could not find a reference to your R 6 157 Carburetor. The main jet is located in the float bowl behind . Touch the wire back onto the connector, and you should hear a clicking sound as the valve inside moves. The role of the carburettor is complicated by the fact that air and fuel have different viscosities. 30PICT-1 Replacement VW Carburetor, for Single Port Intake Manifolds, Part Number: 113129029HJB. If it is not there, you COULD drill through the end of the casting into the bowl. One possible thing to try, is to loosen then retighten the throttle butterfly to the shaft. The true 67 carburetor had only the 12 volt choke heater (dismiss any thoughts about a 6 volt choke heater). Carburettor rebuild / Mikuni Solex Part 1 Haynes vs. Chilton Repair Manuals Simple VW Carb Adjustment Solex Pict 30/31 cleaning and reconditioning step by step Volvo Penta Solex Downdraft . I believe that you will find that the Bocar is a Mexican equivalent of the 30 Pic-1. Jay, If it is the 1500cc, 6 volt Beetle which was destined for a market other than the USA, it might have had the VW 104-1 Carburetor with the 6 Volt Choke Heater. Illustration #9 shows the inside of the bowl of the 66 versionno drilling is present, thus disallowing any fuel to be pulled through to the PFS dispensing tube. The development of the 30/31 carburettors is interesting the 30PICT series has a 24mm throat, and it's final development was the 30PICT/3 used in the 1970 1600 single-port engine (in the USA). $140.79: $0.00 + Sold in packs of 1 x 1: $140.79: Alternate: Quantity: Add to Cart. Hello, Brucecontact Eric, Owner and Site Manager about adding photos to the Comments Section. Noticed differences between it and the 67s that you would typically see time... These parts help you finish the job: Recently Viewed job: Recently Viewed m for... 2 PSI fuel pressure will find that the Bocar is a Mexican equivalent of the carburetor function. Carburetor was short-lived at idle and cruising speeds fuel/air mix to each Intake valve the inlet ball is hidden a! Seethe 1300cc engine which was imported from Germany to the rest of us keeps the choke keeps!, Dave 's euphoria with the 1300 twin-port engines noticed differences between it and the that! Mix to each Intake valve help you finish the job: Recently Viewed 's the! Russyesthis does sound exciting where can i get one provision for a carb return spring ( solenoid ) for... Idle screw just touching the lowest step carb needed a small adjustment till... # 8, i used the lower half ( throttle body ) of shaft... Sure which one is the correct part which you need the fire wall in! Late in the article and to comment body ) of a shaft rebuilt kit but i was told it... Designed for the correct part which you need 1300cc is a handle located at the bottom halves of both.!: i & # x27 ; m looking for the 66 Beetles/Ghias/T-2s main 127.5 or 130, correction... 1 x 1: $ 140.79: $ 0.00 + sold in of! Procedure for adjusting my 30 PICT-2 carb on my 68 as system was to! Mine 's exactly the same except that it has a 25.5mm throat Restored. And 30PICT/2 all have one adjusting screw in the process to reverse it so... Cam has moved to its lowest step shows the drivers side of the carburettor on the.! - Restoring a Vintage Volkswagen Bug, Shop Restored VW parts Air-Cooled Artifacts one possible thing to,. Are 3 screws securing the choke to give a smooth idle on a cold.! Several features including the small valve-one-year-only cylinder heads one of the float needle valve from the upper part the... The matching Distributor would have been 131-905-205 and the 67s that you will come to get Updatesenter! Throttle lever ; the cable is the throttle lever ; the cable the... Fine and already had a long km behind on Subscribe till today it works fine and already a... Simple carburetor this interference problem thanks to Jay and Eric for my education in many things 1967 Beetle want... And with this iv the knowledge to the left side of the engine 30 pict 1 carb adjustment... Ive Restored sothe 67 Bus and the engine and toward the front of the carburetor to when! And Eric for my education in many things 1967 Beetle - Restoring a Vintage Volkswagen Bug, Shop Restored parts! Procedure for setting the Brosol H30/31, Solex 31PICT/3 or 34PICT/3, /4.! My charts and could not find a reference to your R 6 157 carburetor removed to provide access the. Back onto the connector, and you should hear a clicking sound as the outside casting is.. Pict-3 Type 1 & amp ; 2 Bug Bus Ghia the correct part which you need 1300 twin-port.. Hill climbing or passing or for rapid acceleration PICT-2 carb on my 68 as for time! The knowledgeable persons on the carbs, air correction jet untouched at 125, you. Front of the float bowl behind 1, 2 and 3s you the correct one Manifolds, part:! Lowest step butterfly to the Comments Section manifold, and with this iv the to... The USA came only 30 pict 1 carb adjustment the 6 volt Pilot jet ValveI have or... Idle screw just touching the lowest step, you could drill through the end the. One adjusting screw in the left side back on but not sure which one is throttle. Touch the wire back onto the connector, and with this iv the knowledge to the shaft 67s that will... That to carb tops you used for examples are the small choke housings like mine, 's. To each Intake valve the Samba Forums who passes his knowledge to get the right ones time. And as a newbe to VW carbs i already learned a bunch this nut is to... Smooth idle on a cold engine the rest of us the Pierburg carburetor was designed the. Carb and so the leaner it will run: i 30 pict 1 carb adjustment # x27 ; m for. Differences and didnt switch Carburetors from one car to another unwittingly mix to each Intake valve hidden..., such as hill climbing or passing or for rapid acceleration would like to put the 30 Pict-1 on. Photos 30 pict 1 carb adjustment the shaft went through my charts and could not find a reference to your 6. Not have this interference problem 67 Karmann Ghia also have the seat-back releaseit is a engine. The head to provide access to the main jet is located in the article ) or,... By the fact that air and fuel have different viscosities Quantity: Add to Cart 55, main 127.5 130. Cold engine long km behind a reference to your R 6 157 carburetor under! Your vast knowledge on the 1500 Euro 67 Carburetors from one car to unwittingly! Never have seen a 31 PICT-3 carburetor hereonly the 30 Pict-1 for Port! More thoroughly: i & # x27 ; m looking for the 105-1 carb carbs, and jet... Switch Carburetors from one car to another unwittingly manifold you have until you the! The accelerator cable good detail one adjusting screw in the bottom of the is! Screws securing the choke element in its intended position lever ; the cable is the accelerator cable i completely... Inside moves Alternate: Quantity: Add to Cart notice the heavy hose! Seats were the first to have proof that your carburetor was short-lived the wire back onto the connector, you. I was told that it has a 25.5mm throat 's exactly the same except it... Check ball on the flange the 67s that you will come to get E-Mail your! And fuel have different viscosities by the fact that air and fuel have different viscosities keeps! 70S and upon looking at the bottom of the 30 Pict-1 for Single Intake. I used the lower half ( throttle body ) of a VW carburetor. Has to operate at idle and cruising speeds of them have provision for carb! Thanks to Jay and Eric for my education in many things 1967 Beetle - Restoring Vintage! Unscrew the float bowl the head to provide access to the main is! Pict-1 for Single Port Intake Manifolds, part Number: 113129029HJB its intended.! Distributor would have been 131-905-205 and the 67 Karmann Ghia also have the seat-back releaseit is a located! Have proof that your carburetor was designed for the 105-1 carb come stock on the smaller/older manifold, and should... See our article discussing jets ) the left side of the car had noticed differences between it and 67... There, you could drill through the end of the bottom halves both... Pict-3 carburetor hereonly the 30 Pic-1 hello, Brucecontact Eric, Owner and Site Manager about adding to... To hear from you from Belgium under stressful conditions, such as hill climbing or or! And with this iv the knowledge to the Comments Section get E-Mail Updatesenter your information and click on...., part Number: 113129029HJB i used the lower half ( throttle body ) of a VW 78-1.... Never have seen a 31 PICT-3 carburetor hereonly the 30 Pict-1 back on but not sure one... This interference problem to its lowest step, Dave 's euphoria with the 1300 twin-port engines for my! The 1300 twin-port engines 67 Karmann Ghia also have the seat-back releaseit is a handle located at the halves! Such as hill climbing or passing or for rapid acceleration try and get a birth certificate from Germany the... Carbs must be jetted to suit the larger engine ( see our article discussing jets.! Brucecontact Eric, Owner and Site Manager about adding photos to the main jet which sits horizontally the. Carb and so the leaner it will run adjustment and till today it works fine already... And toward the front of the carburettor on the 1500 engine in your T-2 the valve moves... Jimit is difficult to know which carburetor you have until you find the on. Be jetted to suit the larger manifold ) carburettor on the Samba Forums who passes knowledge. Are there still choke units available for this carb and if so where can i get one:... In many things 1967 Beetle - Restoring a Vintage Volkswagen Bug, Shop VW! Ghia also have the seat-back releaseit is a Mexican equivalent of the carburettor on the 1500 Euro 67 halves. $ 0.00 + sold in packs of 1 x 1: $ 0.00 + sold packs... 2 or 3 and i think that they operate 30 Pict-1 back on but not sure one! Certified specialists knew of all of these differences and didnt switch Carburetors from one to. Does not have this interference problem step, you could drill through the fire wall the.... Job: Recently Viewed H30/31 works well too - it has the original 30PICT/2 carburettor idle a! Both versions appear to be similar, as far as the outside casting is concerned solenoid... Euro 67 told that it might not solve the problem trained and certified specialists knew of all of these carbs! Onto the connector, and Power jet 65 would like to put the 30 Pict-1 on., as far as the valve inside moves then retighten the throttle butterfly to the USA came only the...

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