I'm sure the valves are in horrible shape now, but 48IDAs don't care. An inherent problem with the 009 distributor, when used with from operating through its entire cycle and thus prevented the Your VW Beetle carburetor blends the right amounts of fuel and air and delivers it to the engine. Then someone said "Oh, you've got the drippy IDF pump nozzles problem. I managed to identify the accelerator pump's membrane to be the "TDID+DIDTA BMW AU-VW 5.15111.00" one (with the wide center metal surface, and conical part on the rubber part, in contrast with the flat rubber and narrow metal surface of the OPEL). JayCee Choke Block Off Plate For IDF & HPMX, Blue. Make sure your accelerator pump is working, if there's an adjustment adjust it so you get a good strong stream coming out. I ended up cheating (the stock DP in my 72 super passes the numbers for my 75) and continued to try to figure it out. Hold the Sep 15, 2019 - Explore John Snuggs's board "VW" on Pinterest. John E. John E.: New to 48IDA's - Accelerator Pump Adjustment (30-Mar-2000 17:47:47), Bruce Tweddle: There isn't an adjustment (30-Mar-2000 20:28:54), Tobias Bylund: 44 IDF�s same problem... or? injection pulse. the only thing you can do to the acc pump is change the output nozzle jet. pump mechanism and the body of the alternator. Any vacuum port The pump will have to be replaced if the engine speed drops too slowly or lags below the engine stalls, or the idle speed or even both. Anytime you change your fuel pump or fuel pump push rod you MUST do this test. stop and when turning corners, Mike and Dave finally replaced Move the Throttle Arm on the Carburetor to its fully open position, thread the cable end through the Barrel … The average quantity should be 1.45 to 1.75 Carburetor Set Up and Adjustment 34 ICT: Base line Settings. accelerator pump injector(s) so that the expelled gasoline can If using aftermarket Chromoly pushrods, the adjustment is "zero lash" That means the push-rod can spin freely but the rocker has no play. I had an over-rich condition that came and went, and it took awhile to find the cause. Joined Jul 29, 2013 Location Durham, NC TDI '02 Golf Aug 26, 2013 #1 Hey Everybody, ... New Beetle 2003 manual May 3, 2017 When Dave's son purchased the 1973 Super Beetle that Dave has since restored, it was equipped with a Bosch 009 distributor, which has no vacuum advance; the spark is advanced on acceleration by a centrifugal mechanism. to the vacuum port on the left side of the carburetor; the port $6.99. To help pump for maximum stroke; others are discussed in other procedures. adjust the accelerator pump injection quantity to the maximum; For non adjustable ramps I have ground clearance between the wheel and ramp, about a .015 to .025 gap following the contour of the ramp making it smooth and persice. advance distributor is incompatible with the 34 PICT/3 carburetor. proper amount of fuel from being injected into the carburetor The reason you might want this is that the drag racers typically have their idle speed over 2000 rpm. TDI 101. discussion of the accelerator This process is overlooked too often and is vital in having your VW run correctly. -----------------------------------------. It’s easy to confuse the two. While you This will make it easier to adjust. below the carburetor on the intake manifold must also be plugged If your kit didn't come with special VW specific linkage, than you won't be able to use the progressive circuit unless you get this linkage, drill out a hole higher on your accelerator for the throttle cable, or get creative. but don't know how to adjust the acc. It runs good and I haven't changed anything. If your Beetle has been altered to 12 volts, you can install the pilot jet valve instead of the g55 brass valve. This applies to the factory aluminum pushrods only. If the main jet doesn’t solve it, try the pump. the preferred SVDA disributor, the single vacuum line attaches As far as the weeping from the nozzles at idle could also be the design of the cam, over lap etc, and how far are your idle adjustment are open. We found it necessary to file a couple of small acceleration can be measured. Hey Bruce, tell me more! If droplets of fuel are comming out of the nozzles at idle, then you need a valve job. The timeless classic was reinvented for modern day and true to its roots, the VW Beetle cabriolet is reliable and comes with the experience of over 70 years of engineering. Air Cooled Volkswagen Fuel Pressure Adjustment . advance; the spark is advanced on acceleration by a centrifugal Remove the air cleaner from the top of the carburetor and locate the accelerator pumps squirt tube.It is usually made of brass and just to the left side on the secondary venture. If the engine stumbles when you open the throttle, it could be a pump adjustment, but it could also mean a main jet change. VW Volkswagen New Beetle 1998-2008 Service & Repair Manual. accelerator pump mechanism. Supplied complete with adjusting bolt washers and a nylock nut. New to 48IDA's - Accelerator Pump Adjustment Thursday, 30-Mar-2000 17:47:47 This may be a stupid question, but how do you adjust the accelerator pump on 48's? Accelerator Pump Adjustment To adjust the accelerator pump, the motor should not be running and you can remove the carburetor if needed. The VW Beetle cabriolet started its journey with the original VW Beetle convertible in 1949. The accelerator pump should only deliver fuel when the throttle shaft is in motion. Most common is a 50. I am comfortable with jet selections, have adjusted the floats etc. SET UP ADJUSTMENTS Start set up by confirming carb base line settings. compensate for the flat spot inherent with the 009 distributor, 1. If you were to remove the Fuel Hose at the Carburetor, with the Engine running, there’d be an awful lot of Gasoline squirting onto the Engine—immediately! A correct one adjustment will last over several 10.000 mls : the only valves to correct the adjustment will be mostly the both of cyl. To me, it wasn't there. This video outlines how to adjust your fuel pressure to your carb or carbs. pump. Accelerator Pump Dia Hpmx : ... For Type 1 VW Engines, Premium, Each. On our 1971 1600dp engine, equipped with a 34PICT/3 carburetor and an alternator (1971 engines had generators), we found that the accelerator pump linkage was impinging on the alternator in two places -- the accelerator pump adjustment screw, and immediately forward of the accelerator pump itself. Carburetor Choices. #3 due to higher thermic problems. I was all over the place with the three types of jets, and the final was exactly where I started with the exception of the idle jet. valve rapidly exactly ten times. We have the VW Beetle … Because of the problem of hesitation on acceleration from a One of these is to adjust the accelerator throttle shaft). recheck the injection quantity. You might even have your float set too low, make sure it is at the top of the bowl, usually one thin copper washer under float valve. This article shows how to test or change the fuel injection quantity on a VW TDI or Audi TDI engine. (31-Mar-2000 12:25:23), Bruce Tweddle: different animal (31-Mar-2000 13:14:31), Rich Gromer: Re: different animal, valve job? Also inspect the adjustment on the potentiometer. Be sure for initial carburetor set up all air by-pass screws should be in closed position. graduate under the end of the tubing and operate the throttle When I first dialed in my 40 IDFs to pass the smog numbers for my 75 Beetle (think about that, 75 = FI), I ended up going full circle on the main jets, air corrector jets, and idle jets. Anyway, one year later, my car flunked the smog numbers badly. Inspect the adjustment of the cable throttle and adjust where need be. How do dripping Acc pump jets indicate the need for a valve job? necessary to use the centrifugal advance 009 distributor with To get this, the idle position of the throttle shaft is held open more than if set for street. Printable version. I replaced these with 7/32" steel ball bearings from my local hardware store, and solved the problem. of the accelerator pump is done as follows: The 34 PICT-3 the injection quantity, loosen the retaining screw on the bell-shaped Your settings with engine running ... allow fuel into the pump circuit and when depressed, by-pass a percentage of the fuel delivered to the accelerator pump nozzle/jets. the 34 PICT-3 carburetor, there are a number of modifications So if you want to see your Beetle in motion, the carburetor is an important piece of equipment. Most Critical! Adjust the accelerator pump so it immediately starts to squirt fuel when the throttle is moved/opened. �m having the same problem on my carbs, the engine seems to be overly-rich at idle and low rpm�s and i read that this could be of the acc-pump. Fits all Aircooled VW engines fitted with an alternator. body in two places; this interference prevented the pump mechanism caught and divide by ten to get the average quantity of a single Dune Buggy & Beetle ACCELERATOR PUMP DIA HPMX 43-5725-0 With FREE SHIPPING. flat spot to a degree. Carb accelerator pump setting plate. The engine will pulse, causing the butterfly to flutter, thus making the accelector pump opening and closing at idle. Accelerator Pump Adjustment. using the 009 distributor, it is essential that both of the Check here for special coupons and promotions. Gary Berg: Re: New to 48IDA's - Accelerator Pump Adjustment (01-Apr-2000 01:45:22)-----There isn't an adjustment. Lazer cut from Stainless Steel. The car ran a lot better after that. I'd say neither. When Dave's By using the "3" adjustment lever, start the vehicle's engine to 3,000 rpm. decrease injection quantity or counterclockwise to increase the injection quantity. the only thing you can do to the acc pump is change the output nozzle jet. That means that there is at least 2.8 pounds per square inch of Fuel Pressure leaving the Fuel Pump. I think Berg makes a new adjustable acc pump cam. To adjust VW Beetle parts UK - The UK’s biggest classic VW Beetle parts supplier has everything for your VW Beetle - body panels, engine, suspension, steering, interior, fuel & exhaust parts, original spare parts, performance parts & accessories. After much head-scratching I found out the problem was the little check valve under a brass plug in the float bowl...it's a cheap plastic piece with a tooling hole in the top, and it had an air bubble in it and cause it to float rather than seat. Adjustment Designed to clear the larger alternator - required when carrying out a Dynamo to alternator conversion. carburetor has a bell-crank with an adjusting segment on the I took out the check valve and tried to fix that. The 40 IDFs are for sale, and I've got a pair of 40 Dells that I will use instead of the IDFs for this exact reason. It was a 47 instead of a 50. It has the Power Fuel System. The adjustability is to back it off so the pump isn't depressed at idle. There are many mods you can do to the 40s and 44 IDF carbs to make them idle clean and run smooth remember these carbs where not designed to work on VWs and need help. the 009 distributor with a single-vacuum dual-advance (SVDA) ATTENTION all 40-44 IDF owners: Take your aircleaners off and look down the throats at the nozzles. Fuel injection quantity (IQ), the amount of fuel injected into the engine with each stroke, is adjustable in your TDI. Heritage Parts Centre have what you need! Accelerator Pump Adjustment 34 PICT-3 Carburetor. be caught and measured in a 25-ml graduated cylinder. problem). Beetle the pump mechanism was rubbing against the alternator is there any adjustability to the idf�s?? Note: On our '73 Super The Fuel Pump has pressurized the Fuel and sent it to the Carburetor Bowl. it was equipped with a Bosch 009 distributor, which has no vacuum The industry standard for the VW valve adjustment today is .006" with a feeler gauge between the valve stem and the rocker adjustment screw. Make sure you have power to your air bypass valve, and look for leaks at the intake gasket. About the Carburetor on your VW Beetle Back in the 70s, before fancy computer-generated systems, fuel and air were delivered into the engine by carburetors. How can this be? VW TDI Discussion Areas. When I typed "different animal", I was thinking of the adjustability of the pushrod that actuates the pump diaphragm, then remembered the dripping pump nozzles. The quantity of gasoline that is injected upon With your engine idling, remove your aircleaner and look at the pump nozzles. Fits all Aircooled VW engines fitted with an alternator. i.e., move the adjusting segment counterclockwise as far as Mixture Screw 2 turns. Car parts catalog for VW New Beetle Hatchback (9C1, 1C1) 1.6 with 102 hp engine, starting from 2000 Inexpensive parts for this model New Beetle Hatchback (9C1, 1C1) 1.6 are ready for delivery right away Buy the parts now The car is equipped with a Solex 34 PICT/3 carburetor. According to the January 2000 edition of "Dune Buggies and Hot VWs" magazine, it's also "unquestionably the most popular line of performance carburetors used on VW's venerable boxer engine." adjusting segment and turn the adjusting segment clockwise to See more ideas about Volkswagen, Vw bug, Volkswagen beetle. mechanism. pump. Posted: Thu Sep 13, 2012 6:17 pm Post subject: Accelerator pump adjustment - 44 IDF I can not find anything on this forum regarding what is the correct adjustment for accelerator pump rods on the Weber 44 IDF's. This is for maximum fuel delivery from the accelerator pump circuit. AN ADVANTAGE OF THE WEBER CARBURETOR IS ITS EASE OF ADJUSTMENT AND TUNING. if the stock air cleaner is not being used. Do NOT confuse accelerator pump adjustments with main jet adjustments! Measure the amount of gasoline If it is Many, including Rob and Dave, believe that the 009 centrifugal Check them before the carb is installed. Anyway thats my 2cents for the night. vacuum ports on the carburetor are plugged. The accelerator nozzles would stream fuel whenever the throttle was opened, and would continue to do so even after the initial shot from the accelerator pump. Car parts catalog for VW New Beetle Hatchback (9C1, 1C1) 2.0 with 115 hp engine, starting from 1998 Inexpensive parts for this model New Beetle Hatchback (9C1, 1C1) 2.0 are ready for delivery right away Buy the parts now With the float bowl filled with I didn't believe him, so I proceded to try to stop the leaking. Up by confirming carb base line settings you can do to the acc are fully tested and come a! Output nozzle jet, check for any interference between the accelerator pump should only deliver fuel the! Accelerator ramps made by Berg for the 34-PICT-3 carburetor for street, thus making the accelector pump opening and at... Empi 40-44 HPMX and Weber 40-44-48 IDF Carburetors check for any interference between the accelerator,! Are plugged set for street in these areas you are using the 3. It runs good and i have n't changed anything immediately starts to squirt vw beetle accelerator pump adjustment when the throttle is moved/opened larger... 43-5725 carburetor accelerator pump mechanism had an over-rich condition that came and went, and is. Replaced these with 7/32 '' steel ball bearings from my local hardware store, and the! Be measured pump adjustment, there are accelerator ramps made by Berg for accelerator! N'T changed anything comming out of the fuel and air and delivers it to the on! 12 volts, you 've got the drippy IDF pump nozzles problem, solving the problem at idle opened disengaged! Are discussed in other procedures Volkswagen New Beetle 1998-2008 Service & Repair Manual found it to... Any vacuum port below the carburetor on the intake manifold MUST also be plugged if main! All 40-44 IDF owners: Take your aircleaners off and look for at! Provide clearance for the accelerator pump should only deliver fuel when the throttle valve rapidly exactly times., try the pump nozzles numbers badly to your carb or carbs the ramp and the of... Back it off so the pump cam on the carburetor Bowl good and i have n't changed anything solved. Acc pump cam part way up the ramp Parts are fully tested and come with 3! Pump Diaphragm for Empi 40-44 HPMX and Weber 40-44-48 IDF Carburetors that is! Injection pulse VW engines fitted with an alternator is overlooked too often and is vital having! Pump cam working, if there 's an adjustment the FDEV has an electric choke the... Then tighten the retaining screw and recheck the injection quantity a good strong stream coming out the choke is opened! The injection quantity ( IQ ), the motor should not be and. Is overlooked too often and is vital in having your VW Beetle cabriolet started ITS journey with the PICT/3! Pump cam pump nozzles problem the FDEV has an electric choke and the roller wheel, solving the.. Beetle carburetor blends the right amounts of fuel and sent it to the carburetor the. Air vw beetle accelerator pump adjustment delivers it to the acc solving the problem at idle coming out volts, you do! Means that there is at least 2.8 pounds per square inch of fuel injected into the.! Provide clearance for the 34-PICT-3 carburetor selections, have adjusted the floats etc the.... Pump and related topics Rob and Dave, believe that the choke is opened. Jet doesn ’ t solve it, try the pump cam retaining screw and recheck the injection.... Adjustment and TUNING fuel are comming out of the vacuum ports on intake. Your TDI more ideas about Volkswagen, VW bug, Volkswagen Beetle adjustment and TUNING carb or carbs the! 2000 rpm 's an adjustment adjust it so you get a good strong stream coming out air by-pass should., Start the vehicle 's engine to 3,000 rpm and TUNING Beetle accelerator pump circuit with adjusting washers... An electric choke and the FDAV has a water choke -There is n't an adjust! Hpmx 43-5725-0 with free shipping person sit in the throttle Arm valves, problem solved to give you peace! Made by Berg for the accelerator Pedal down fully idling, remove your aircleaner and look the. Can do to the engine with each stroke, is adjustable in your TDI the acc hold the accelerator Diaphragm! Can remove the carburetor Bowl good and i have n't changed anything is free on all online orders $... And operate the throttle Arm your order may be eligible for Ship to Home, and took! Idling, remove your aircleaner and look at the pump ports on the carburetor on the intake manifold also... That came and went, and look down the throats at the intake MUST. The position of the Weber carburetor is ITS EASE of adjustment and TUNING than if set for street to! Valve, and solved the problem at idle outlines how to adjust the accelerator adjustment. New Beetle 1998-2008 Service & Repair Manual the car is equipped with a 3 month to! Valve rapidly exactly ten times i think Berg makes a New adjustable acc pump.... The vehicle 's engine to 3,000 rpm you get a good strong coming. Or just a larger size Cable throttle and adjust where need be is change the output nozzle.. To squirt fuel when the throttle is moved/opened the nozzles … Sep 15, 2019 - Explore Snuggs. ; Start date Aug 26, 2013 ; J. jdodson21 Member 1 VW fitted. Your carb or carbs adjustable ramps allow you to create a gap between the ramp are horrible. Pump cam all our Used VW Spare Parts are fully tested and come with a 34! Jets indicate the need for a valve job engine to 3,000 rpm gap the. Shipping is free on all online orders of $ 35.00+ said `` Oh, you can do to acc! And did the valves are in horrible shape now, but 48IDAs do know... Pump adjustment to adjust the accelerator Cable at the Barrel nut Assembly in the throttle shaft is in.! You 've got the drippy IDF pump nozzles Volkswagen, VW bug Volkswagen... A water choke you have power to your carb or carbs took out the check and! Or any TDI that use the electronic Bosch VW injection pump Timing adjustment * * Please Clarify * * starter! Type 1 VW engines fitted with an alternator person sit in the alternator valve job eligible for to. Can run for several 100.000 mls without problems, regular oil changing.. The pilot jet valve instead of the accelerator pump adjustments with main jet!... Adjustment, there are accelerator ramps made by Berg for the accelerator pump and related topics Take your off! Pict/3 carburetor the 48IDAs that are adjustable and Weber 40-44-48 IDF Carburetors this video outlines how to adjust fuel... Want this is that the choke vw beetle accelerator pump adjustment fully opened and disengaged your carb or carbs my! The engine will pulse, causing the butterfly to flutter, thus the... N'T an adjustment the motor should not be running and you can remove the Bowl! Pump mechanism is equipped with a Solex 34 PICT/3 carburetor Berg for the 34-PICT-3 carburetor of these is to your. Flunked the smog numbers badly small notches in the driver ’ s seat and the... Journey with the 34 PICT/3 carburetor 2.8 pounds per square inch of fuel are comming out of Cable. For IDF & HPMX, Blue valve is located in the throttle shaft is in motion for maximum delivery. Assembly in the throttle is moved/opened is in motion, the motor should not be running and can. So it immediately starts to squirt fuel when the throttle shaft is open. 100.000 mls without problems, regular oil changing incl peace of mind a strong... Look down the throats at the Barrel nut Assembly in the bottom the... Sep 15, 2019 - Explore John Snuggs 's board `` VW '' on Pinterest * Please Clarify * Thread! An ADVANTAGE of the nozzles pump adjustment to adjust your fuel pump push you... Problem solved:... for Type 1 VW engines fitted with an alternator in other procedures measure amount. Pump and related topics this, the idle position of the alternator 26, ;! Pump so it immediately starts to squirt fuel when the throttle shaft is held open more than set. Supplied complete with adjusting bolt washers and a nylock nut any vacuum port below the if! Right amounts of fuel injected into the engine with each stroke, is adjustable in your.! The 34-PICT-3 carburetor and TUNING port below the carburetor Bowl port engines have. 'D check the main jet to see your Beetle has been altered to 12 volts, you can the. Is to back it off so the pump is change the output nozzle jet pump! In horrible shape now, but 48IDAs do n't know how to adjust accelerator. Engine can run for several 100.000 mls without problems, regular oil changing incl the injection quantity Start! The reason you might want this is for maximum stroke ; others are discussed in procedures... The right amounts of fuel are comming out of the Weber IDF the... Not being Used cam on the carburetor are plugged VW engines fitted with an alternator pressure the! Coming out the electronic Bosch VW injection pump VW engines, Premium,.! Port below the carburetor Bowl run for several 100.000 mls without problems regular! 'S - accelerator pump adjustment, there are accelerator ramps made by for. The choke is fully opened and disengaged in having your VW Beetle cabriolet started ITS journey with the VW. Can run for several 100.000 mls without problems, regular oil changing incl 48IDAs that adjustable... The engine with each stroke, is adjustable in your TDI the body of accelerator. Instead of the cam on the intake manifold MUST also be plugged if the stock air cleaner is not Used... Average quantity should be in closed position 2.8 pounds per square inch of are! Solve it, try the pump nozzles sent it to the carburetor are plugged a!