Fuel is drawn into the carb at the inlet nipple (#8, A) and pushes past the diaphragm flappper valve (#8, B). This delicate procedure, if not done correctly, can damage the engine and necessitate carburetor … The throttle adjusting screw (TAS) or idle speed screw (#3) is incorporated into the pump cover. Disassembly & Servicing (Types C1U, C1Q/M, C2, C3, C3A/M), Servicing Simple Start® System Carburetors, Site Notice | Privacy | Terms of Use | Sitemap. The 'lo' or idle screw is nearer the engine. When we had to begin using limiter caps we also decreased the needle sensitivity in many cases. Zama has an excellent technical guide on their carb. While fuel is being drawn through the idle discharge ports into the engine intake airstream the check valve in the main nozzle prevents air from being pulled into the metering chamber. This is a C1U body type. Another thing we have tried to do is increase the clearance between the needle and the seat to make sure less debris collects there. ANTO Carburetor Leak Detector for ZAMA ZPG-2 57-21-1 243-504 with 500-13-1 ZT-1 Metering Lever Adjustment Tools Carburetor Cleaner Brushes Kits 4.1 out of 5 stars 23 $38.99 $ 38 . Item: Carburetor Replaces Zama C3A-S31A PN: Replaces Oem 1125 120 0651 Model Fit: Stihl 034, 036, Ms 360 Note: Different Carburetors were used on these models pleas verify with picture and part numbers prior to ordering. A single screw secures the assembly. The pulses arrive via a drilled hole in the body (#3, B) and reach the diaphragm at (#8, L). The secondary discharge port is located prior to the throttle plate (#17, B), delivering fuel at intermediate idle speed (partly open throttle). The free end of the metering lever is adjusted to be 0-0.012in. The ball rides in a groove cut into the shaft and two dimples serve to hold the choke in two positions: half open and full open. for anybody that wants to attempt to repair them. Copyright © 2018 Zama. The 'lo' needle is longer and has a finer thread. #2. (B) Crankcase pulse Actuates fuel pump diaphragm with alternating positive and negative pressure pulses. Typically as engines begin to wear a carburetor adjustment needs to be made. The fuel inlet valve seat (#14, A) can be seen after the valve assembly has been removed . Carbs featured: C1, C1M, C1Q, C1S, C1U, C2, C2S, C3, C3A, C3M, LA, LB, LE, M1, RB. It is held in place by a cage which allows clearance for the disc to lift up from the orifice as fuel flows into the venturi. The H needle on some carburetors is now the same thread size as the L needle. Inlet valve seat, lo check valve seat. Other body types include C1, C1M, C1Q, C1S, C1T, C3, C3A, C3M, G1L, LA, LB, LE, RB, RC1, and RC2. So while we still try to have a preset of 1 turn, many needles fall between one and two turns open. 59. The check valve in the main nozzle is slightly larger in diameter. Feb 1, 2019 - ZAMA is a well-known air-fuel-system supplier in the outdoor power equipment industry worldwide. ZAMA supplies diaphragm carburetors, solenoid valves, electronic fuel injection(EFI), oilpumps, various precision machining parts to all major OEMs. Two small flaps (#8, J) on the diaphragm act as check valves. A good initial setting for both screws is 1 turn out from lightly seated. This is a C1U M29A model. Carburetor Carb Kit For Husqvarna 36 41 136 137 141 142 Chainsaw Zama 4.5 out of 5 stars (3) 3 product ratings - Carburetor Carb Kit For Husqvarna 36 41 136 137 141 142 Chainsaw Zama The top of the nozzle is formed over to secure the cage. Zama carb model number M29A stamped on body, #10. The metering chamber gasket (#6,F) goes next to the body, followed by the diaphragm (#6,E) and then the cover (#6,D). The check valve (#15) for the idle circuit is a small thin colorless transparent plastic disc that is virtually invisible except under just the right lighting. Do not over tighten the adjustment screws to avoid damage. WANWU Carburettor carb Spare Parts for Stihl BG45 . On another possible path fuel enters a drilled hole (#14, G) that connects to the outlet nipple (#14, H) to the remote primer bulb. As fuel exits the metering chamber by any of these routes, atmospheric pressure moves the metering diaphragm (#6, E) toward the carb body. On many of the new emissions carburetors we reduced the sensitivity of the H needle to make it easier to precisely set the carburetor mixture. VAT) Fits some Homelite, McCulloch, Partner, Flymo, Poulan, Echo, Dolmar & Maruyama Trimmers, Strimmers, Brush Cutters, Hedge Trimmers and Blowers. Disassembly & Servicing (Types C1U, C1Q/M, C2, C3. 99 The 'lo' screw is always closer to the engine. Carburetor to kit quick reference for Zama carburetors. In fact checking pop-off pressure can often damage the carburetor by stretching the fuel pump diaphragm and breaking the seal of the fuel pump gasket. The Zama carburetor model number is stamped on the carb body (#2). First I want to quote the saying, "an ounce of prevention is worth a pound of cure". 4.5 out of 5 stars 69. If your carburetor does not have a machined fuel pump surface you cannot use either the tan or the clear diaphragm. Examine the sides of your Zama carburetor to locate the model number. Locate the Zama model number. (0-0.3mm) below the surface of the carburetor body by bending it. We support our customers’ products from development to production to after sales and service with our Know-how and expertise.Cooperating with ZAMA, you can expect not only our products, but also our experienced engineers at your site to help you your development, production and quality needs. The 'lo' and 'hi' fuel mixture adjusting needle screws (#4) are labeled 'L' and 'H' respectively. At (#8, F) the fuel flows through a drilled passage, pushes past a second flapper valve (#8, G), enters a space in the gasket (#8, H), passes through the fuel inlet screen (#9) and reaches the back side of the inlet needle seat (#8, I) seen at the bottom of the hole. If the carburetor is too far out of adjustment to run, or has been disassembled, start with turning the L and H … Twilight Garage Carburetor for Stihl BG45 BG46 BG55 BG65 BG85 SH55 SH85 Blower Zama C1Q-S68G Carb Replace # 42291200606, 4229 120 0606 5.0 out of 5 stars 5 £14.99 £ 14 . With the idle well welch plug removed, the idle check valve seat (#14, D) and the idle fuel discharge ports (#14, F) are visible. The 'lo' screw is always closer to the engine. Identification of Zama carburettors requires locating both the body type and model number, found in two separate locations on the carburettor. This is a C1U M29A model. A spring and steel ball are set into a pocket behind the choke shaft (#7). ZAMA RB ROTARY CARBURETOR (A) Pump diaphragm: Fluctuates in response to crankcase pulses. When replacing the pump diaphragm, use the clear or shiny black diaphragm in the kit if the carb surface is smooth, otherwise use the rubber diaphragm.. It should hold this pressure for a minimum of 15 seconds. This can lead to confusion if you take both needles out and do not identify them. Zama primer bulbs zama carburettor primer bulbslip o. rotax max carb box for dellorto carb carb not included track page views withauctiva's free counter. Transfers fuel from the tank to the inlet needle valve. More Info Zama Membrane Kit GND56GP Total Magic Price: £9.60. Jun 13, 2019 - How to Adjust a Zama Carburetor How to Adjust a Zama Carburetor. The throttle adjusting screw (TAS) or … All three diaphragms found in the Zama carburetor kits offer resistance to alcohol fuels. The metering lever (#11, B) engages the needle and pivots on a steel pin (#11, C). The springs keep the screws securely in position. C1Q-S68 Carburetor for Zama C1Q-S68 C1Q-S68G Stihl BG45 BG46 BG55 BG65 BG85 SH55 SH85 BR45C Leaf Blower Carb with 3 Size 3-Feet-Long Fuel Line Hose Tube Air Filter Kit. Primarily 2-cycle but applies to some 4-cycle types. * These kits are non-returnable once opened Carriage Guide: For mainland UK the approximate carriage charge will be: £3.85 Orders totalling over £75 are usually carriage free. A lot of emphasis has been placed on carburetor pop-off pressures when in reality they are not an important issue to the service professional. In fact checking pop-off pressure can often damage the carburetor by stretching the fuel pump diaphragm and breaking the seal of the fuel pump gasket. The main fuel nozzle (#12) incorporates a check valve to prevent air from being drawn into the metering chamber during low speed operation or during purging. The pump cover and metering chamber cover both have alignment pins (#6,yellow) so they can be installed only one way. Idle circuit welch plug, check valve and retainer, #14. Closes during positive pressure pulses. Fuel that has passed into the metering chamber from the inlet valve can travel to three possible destinations. From there the fuel enters a space in the cover (#8, C), travels to the pump chamber (#8, D) above the diaphragm. The pump diaphragm (#6,C) goes next to the carb body, followed by the gasket (#6,B) and then the pump cover (#6,A). Used, Carburettor Carb Adjustment Tool Walbro Zama This quality screwdriver set includes four screwdrivers for many of the newer type of of zama and walbro carburettors. $16.59 $ 16. Do not over adjust the mixture to avoid damage to the engine's internal parts. The nozzle is pressed into position and can be replaced. Stihl BG 86 Blower Zama C1M-S203A Carburetor New Oem 42411200607. Just remember that THE L NEEDLE IS ALWAYS LONGER! Inlet fuel metering valve components, #13. Fuel moving up from the carb body can push the flaps up but cannot travel in the other direction. Zama carburetors are found on many More Info Zama Carburettor Gasket and diaphragm kit GND-17 Total Magic Price: £9.60. So while the limit caps have made it more difficult to preset the carburetor and to remove the needles, they have also made it less likely that the needles will get far out of adjustment, or that they will even need to be removed for cleaning. Check the tips for damage. Before carburetor L and H needles had limit caps the standard pre-set on the L and H needles was one turn open. Rather than pressurizing the carburetor to pop-off, Zama recommends that the carburetor should be pressurized at the fuel fitting to 10 p.s.i. OEM ZAMA Carburetor C1Q-S122C for STIHL MS211C STIHL 1139 120 0602 Chainsaw Carb 4.5 out of 5 stars (3) 3 product ratings - OEM ZAMA Carburetor C1Q-S122C for STIHL MS211C STIHL 1139 120 0602 Chainsaw Carb In this photo the throttle plate has been removed for better visibility of the ports. Rebuild your outdoor power equipment with STENS Carburetor Kit for Zama C C C C C C 95-118-8, 95-118, 1120 121 4805. Zama Carburettor Carb Repair Kit 09169 Total Magic Price: £9.60. Zama Carburetors Trust Jack's to have the replacement Zama Carburetor you need for your 2-Cycle engine. 3x carburetor adjusting tool screwdriver set for walbro zama chainsaw carb hot features: 1. i bought them many years ago at the zama factory outside tokyo please see my other listings for hot wheels and datsun nissan items. Wanwu carburettor carb spare parts for stihl bg45. Zama carburetors are found on many different types of two-cycle lawn tools, from string trimmers to leaf blowers and edgers. Throttle adjusting screw. In addition to collecting any fine solids or gum, once this screen has been wetted with fuel/oil mix, water will not pass through it and a single drop of water will block fuel flow. Between the valve disc and the welch plug there is a plastic retainer (#13, B) that gives the disc clearance to lift off the seat and allows fuel to flow to the idle fuel discharge ports (#14, F). This screen is the most often clogged part of the carb. The first possibility is that fuel enters the main fuel pickup port (#14, C), passes the high speed fuel mixture adjusting screw and seat, travels through a drilled hole (#14, B) where it enters the main nozzle. Carburetor Carb Fuel Supply System Fit For Stihl MS170 MS180 017 018 Chain Saw For Stihl 1130-120-0603 For Zama C1Q-S57B 4.0 out of 5 stars 1 Sourcingmap Carburetor Carb Overhaul Repair Kit Gasket Diaphragm for Stihl BG55 HS45 FS55 FS38 MM55 Trimmer for Zama RB-100 C1Q-S Serires A spring (#11, D) sits under a dimple (#11, E) in the lever, pushing the needle tight to the seat. It should hold this pressure for a minimum of 15 seconds. Behind it there is a check valve (#13, C) which seats on a flat shoulder (#14, D) machined into the carb body. According to both the Small Engine Advisor and the Zama Technical Guide, the model number is broken into two locations, with the body type number in one location and the model number normally stamped on the outside … A deformed tip will make the carb difficult or impossible to adjust. The check valve is simply a small plastic disc, a little larger than the low speed check valve, that sits atop the nozzle orifice. Get it as soon as Tue, Feb 16. You must use the black buna diaphragm also found in the kits. Zama carb model number M29A stamped on body. After a bad experiance with my Zama on my Sthil (brand new) and many good experiances with all the Walbros on my Other stuff (both new and used, even garbadge finds) I am partial to Walbro. goto www.gamacarb.com/tips.html and download the the 2008 techincal guide, then copy what you want. The Zama carburetor body type number is embossed on the carb body (#1). A small plastic friction piece (#3, A) is inserted into a pocket drilled into the threads and keeps the TAS secure. ZAMA engineers are at your service around the world and in many languages. FREE Shipping on orders over $25 shipped by … This adjustment. Replacement Parts for Zama Carburetor: Keep your Carburetor in the best conditions. The main fuel passage (#14, B) from the main fuel pickup port (#14, C) to the main nozzle can be seen once the nozzle is pressed out. The Zama carburetor model number is stamped on the carb body (#2). Normal adjustment for 2 needle carburetors begins with the L needle. The second possible route takes the fuel from the metering chamber to the idle fuel pickup port (#14, E), past the low speed fuel adjustment screw, past the idle check valve (#14, D) and finally to the idle fuel discharge ports (#14, F). Does anyone know who makes the best carbs, Zama or Walbro. The tan Teflon coated pump diaphragm has been superseded by the clear mylar diaphragm. Replacement suitable for RB-28, C1U Zama carbs fitted to some McCulloch. Fuel leaves the pump side of the carburetor through a fine wire mesh filter screen (#9, blue) on its way to the metering valve. Fuel for idle circuit enters a port (#16, D), passes the idle fuel needle screw (#16, H) , continues down a drilled hole (#16, Pointer) to the idle check valve (#16, E), which has been removed in this photo, to the idle fuel discharge ports (#16, F). On one side, you'll usually see one letter followed by one number followed by another letter. All rights reserved. Zama GND-12 Carburettor, Carb Diaphragm and Gasket Kit Set Parts £6.99 £5.83 (ex. Zama Replacement Carburetor fits Stihl 034, 036, Ms 360. When this pressure, in concert with the pressure supplied by the pump, is sufficient to overcome the spring (#11, D) the button (#6, H) on the diaphragm presses against the central end of the metering lever (#11, B), which pivots on its fulcrum (#11, C), lifts the needle (#11, A) off its seat, allowing fuel to flow from the pump side of the carb to the metering chamber. controls the fuel flow to the low speed or idle circuit. #2. Outdoor Gasoline and Electric Powered Equipment and Small Engines - Diagram instructions for Zama carb rebuild - I need illustrated instructions (preferably free) for rebuilding a Zama carb … This is because with the limit caps on it becomes much more difficult to remove the needles for cleaning. Zama Carburettor Carb Repair Kit. The primary discharge port (#17, A) sits just past the closed throttle position and delivers fuel when the engine runs at low idle (throttle nearly fully closed). As the primer is operated, the check valves in the idle and main fuel circuits prevent air from being drawn into the metering chamber. These replacement parts are specialy designed for String Trimmers, Chainsaws, Blowers, Hedgetrimmers & Edgers manufactured by DOLMAR, ECHO-IORITZ, HOMELITE, Husqvarna, … ZAMA supplies diaphragm carburetors, solenoid valves, electronic fuel injection(EFI), oilpumps, various precision machining parts to all major OEMs. It then passes the main check valve and enters the venturi airstream. 1,tooth,Pac,Man,Carburetor,Tool: Model 2: For Zama carburetors: Brand: Brolawn: Model 3: For some Ryobi Homelite Craftsman Poulan Weedeater: Warranty: Yes: Inner Diameter of the tip: 1.8mm: Type: Small Tip Pac Man Carburetor Adjusting Tool: Number … Rather than pressurizing the carburetor to pop-off, Zama recommends that the carburetor should be pressurized at the fuel fitting to 10 p.s.i. The 'lo' and 'hi' fuel mixture adjusting screw locations are labeled 'L' and 'H' respectively. At Small Engines PRO Dealer, we carry a wide variety of replacement parts to ensure your equipment keeps performing properly. 99 Warning. The rubber tip of the metering valve needle (#11, A) seals against the valve seat (#14, A).