Stihl Chainsaw Carburetor Adjustment Tune up Settings. Stihl chainsaws have three carburetor adjustment screwsLA Idle Speed screw This controls the engine speed at idle. If set too low, the saw will die. If set too high the chain will run. This is dangerous. L Low speed adjustment screw This is the low speed jet. This is the adjustment that controls the airfuel mixture at idle. Adjust this screw too rich and the chainsaw will blubber and die at idle speed. Adjust this screw too lean and the engine will starve. The saw will race or surge. An extremely lean adjustment will also cause the engine to die. H High speed adjustment screw This is the high speed jet. This is the adjustment that controls the airfuel mixture at high RPMs. Adjust this screw too rich and the chainsaw will blubber, too lean and it will over rev. Safe Basic Settings. Screws H L Turn the adjustment Screws H L down onto their seats clockwise. Back them off 1 complete turn counter clockwiseScrew LA Turn LA Idle Speed screw until the chain stops. Then turn counter clockwise one quarter of a turn. Fine Tuning Screw LErratic idling behavior poor acceleration Idle setting too lean turn low speed adjusting screw L counterclockwise until engine runs and accelerates smoothly. Manual For Stihl 026 Chainsaw' title='Manual For Stihl 026 Chainsaw' />Stihl 024 Parts List to service and repair the 024 chainsaw. FREE page images or download full PDF to print or view on all devices. File Handles Made of durable, highimpact plastic. The handles fit STIHL flat, round and square grind files. Readjust screw LA. Exhaust smokes at idle speed Idle speed setting too rich turn low speed adjusting screw L clockwise until engine speed drops. Then turn screw back one quarter turn and check that engine still accelerates smoothly when you open the throttle. Readjust screw LA. SCREWHCAUTION Adjustment of the high speed adjusting screwHnot only affects the power output but also the maximum off load engine speed. If the setting is too lean screw turned too far clockwise, the maximum permissible engine speed will be exceeded. This can cause engine damage, brought about by lack of lubrication and overheating in particular. Corrections to the setting of the high speed adjusting screw may be carried out only if an accurate tachometer is available to check the maximum engine speed of 1. When the engine is tested at the factory the carburetor is set to obtain a slightly richer mixture to ensure that the cylinder bore and the bearings receive additional lubrication during the break in period. This setting should be left as it is for the first three tank fillings. The high speed adjusting screw may then be turned no more than 14 turn clockwise leaner mixture. Caution The engines maximum permissible rpm must not be exceeded Note that even slight alterations on the adjusting screws have a noticeable effect on the engines running behavior. Only carry out carburetor adjustments after cleaning the air filter and warming up the engine. Manual For Stihl 026 Chainsaw' title='Manual For Stihl 026 Chainsaw' />If you have no means of checking the maximum engine speed, do not set the high speed adjusting screw H any leaner by turning it clockwise beyond the basic setting Above Stihl Chainsaw Carburetor Tuning Chart. Stihl Chainsaw Troubleshooting Guide This how to works with a Husqvarna, husky, Jonsered, Poulan, Mc. Pes 09 Completo Pc Rip'>Pes 09 Completo Pc Rip. Culloch, Craftsman, Homelite, Echo chainsaws as well as a Stihl 0. L,0. 11, 0. 11. T,0. C, 0. 19, 0. 19. T, 0. AV, 0. 20. T, 0. 21, 0. PRO, 0. 28, 0. 29, 0. PRO, 0. 36 QS II, 0. M, 0. 66. M, 0. 88. M, MS1. 70, MS1. 80. C, MS1. 91. T, MS1. T, MS2. 00, MS2. 00. T, MS2. 10, MS2. 50, MS2. MS2. 60 PRO, MS2. MS2. 80, MS2. 90, MS3. MS3. 60, MS3. 60 PRO, MS3. QS II, MS3. 61, MS3. MS4. 40, MS4. 60, MS6. MS8. 80, HT1. 00, HT1. HT7. 0, HT7. 5STIHL Virtual factory visit. Find great deals on eBay for Stihl Chainsaw in Garden Chainsaws. Shop with confidence. Stihl 0. 25 Chainsaw e. Bay. Excellent product, great buy, fabulous performance. Built to last forever. This is a tried and true performer, light in weight, strong in power, and excellent for limb cutting and small bucking. The 1. 6 bar is ideal, but it could pull an 1. I rate it one of the best firewood saws on the market and a steal for the price I paid for it 1. Double packing was superb. The piston and rings must have been brand new, because the crown was shiny and the engine had excellent compression. All I did was add a new starter rope that was 6 longer, but the original would have worked OK. Saw was cleaned up nicely. King Arthur Ps2 Game. Considering that a new Stihl MS 2. I consider this to be an incredible buy.