Echo chainsaw carb adjustment

1. Before adjusting carburetor clean or replace air filter and muffler "Spark Arrestor Screen". 2. Make sure the bar and chain are properly adjusted. 3. Start engine and run several minutes to bring to operating temperature. Flash choke twice during warm-up to clear any air from the fuel system. 4.

1. Before adjusting carburetor clean or replace air. filter and muffler, "Spark Arrestor Screen". 2. Make sure the bar and chain are properly. adjusted. 3. Start engine and run several minutes to bring to. operating temperature.Improve your chainsaw with our Genuine Echo Carburetor Repair Kit 12310004930. Get this and other Chainsaw Parts from our store. Fast shipping included! Business hours Monday to Fridays: 8:30 am - 5:00 pm. EST ... Here you can find the best OEM parts for your Echo chainsaw. Keep your tool performing as new with the best complete chainsaw parts ...Hipa Pack-of-12 Carburetor Adjustment Tool Carburator Adjusting Kit for 2-Cycle Small Engine for Poulan Husqvarna STHIL Echo Trimmer Weedeater Chainsaw. 4,927. 1K+ bought in past month. $1588. Typical: $16.88. FREE delivery Mon, Apr 15 on $35 of items shipped by Amazon. Or fastest delivery Fri, Apr 12.Mikatesi WT-992 Carburetor Fits for WT-992 Echo CS-352 CS352 CS-353 Chainsaw Replaces Parts A021003330 Carb Carburetor Air Filter Carb Fuel Line Spark Plug Carb For Poulan Chainsaw 1950 2050 2150 2375 Wild Thing 2375LE Walbro WT 89 891 WT-324 for Zama C1U-W8 C1U-W14 Replace# 545081885The Echo 450 chainsaw is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with “H” (High Speed) and “L” (Low Speed) …

Carburetor Adjustment Tool Kit for many brands including: Poulan, Weedeater, Echo, Toro, Ryobi, Homelite, Sears, Craftsman, Husgvarna, Stihl, Walbro and anything else 2 cycle small engine Carburetor that utilizes the splined. 13 PCS Carburetor Adjustment Tool Set, 4 size 2-feet fuel line hose tube, Big and Small Primer Bulb.Mar 12, 2020. #1. I've been trying to adjust the carbs on my saws, and I'm having a bear of a time adjusting them with small flathead screwdrivers. Once the saw starts revving up and vibrating, my flatheads are falling out of the slot. I've done a search for "echo carb tool", but I'm not finding one that looks like it would work on my saw.A chain saw is intended for two-handed use. 2. Do not operate a chain saw when you are fatigued. 3. Use safety footwear, snug-fitting clothing and protective gloves. Wear eye, hearing, and head protection devices. 4. Use caution when handling fuel. Move the chain saw at least 3 m (10 feet) from the fueling point before starting the engine. 5.Jan 11, 2021 ... Comments3 · CHAINSAW CARBURETOR FUEL SCREW SETTINGS do this Inside Carb | FASCINATING! · How To Easily Fix A Chainsaw That Bogs Down By Adjusting&nbs...Walbro HDA-268A Carburetor Repair And Service. Walbro HDA-268A Carburetor Manual and Parts List for the correct identification, repair and service of the HDA carburetor. Commonly found in Echo 590 chainsaws, view free online images or download the full PDF which can be printed or saved on any suitable device using a PDF reader.Clear …Feb 18, 2013 · This video provides step-by-step instructions for replacing the carburetor on Echo chainsaws. The most common reason for replacing the carburetor is if it is...

1. Before adjusting carburetor clean or replace air. filter and muffler, “Spark Arrestor Screen”. 2. Make sure the bar and chain are properly. adjusted. 3. Start engine and run several minutes to bring to. operating temperature.Find Carburetors to repair your Echo Chainsaw at Fix.com. Great prices on all factory-authorized Echo Carburetors. Same-day shipping and expert repair help. ... Carburetor -- Wt-589 $ 71.49. In Stock. Add to cart Fix Number FIX9313842. Manufacturer Part Number A021000232. Diaphragm-Fuel Pump $ 5.34.We have from batteries, blades, filters, carburetors to chainsaw bars & chains. We also offer a huge variety of original Echo chainsaw, blower and trimmer parts. Browse our parts catalog and don't forget to check out our featured merchandise at our Echo Fast Moving parts Section. Count on our parts lookup, fast shipping at awesome prices.3.2K. 300K views 4 years ago. Did a quick video on how to adjust a carburetor for many of the Echo 2 stroke equipment. This is a must video if you want to keep your tools running well. …01 - Echo Chainsaw Carburetor. The carburetor might be clogged. A clogged carburetor is often caused by leaving fuel in the chainsaw for a long period of time. Over time, some of the ingredients in the fuel will evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog up the carburetor and cause the engine to stall or ...

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Carbohydrates are one of the main nutrients in our diet. They help provide energy for our body. There are three main types of carbohydrates found in foods: sugars, starches, and fi...Apply thin coating of oil on metal parts to prevent rust. Remove chain and guide bar. Drain fuel tank, pull starter slowly a few times to drain fuel from carburetor. Pour a small amount of clean two-stroke oil into spark plug hole, pull starter and crank engine until the piston is …Product Description: Conditon: New Quality: Guaranteed Good Quality. Promise: Always Responsible Customer Service. Quantity: Including All Of The Parts In The Listing Pictures. Fitment: Carburetor For Echo CS-370 CS-400 A021001921 A021001920 Replace Walbro WT-985 Carb Brand New Aftermarket Carburetor, Fits For Echo CS-370, CS-400. Replaces For Echo Part #: A021001921, A021001920 Replaces For ...Things You'll Need. The carburetors on new Echo chain saws come adjusted from the factory. However, due to different environmental factors, such as altitude, the carburetors may not stay properly set for long. When that happens, even a newer chain saw will need its carburetor adjusted.

3.2K. 300K views 4 years ago. Did a quick video on how to adjust a carburetor for many of the Echo 2 stroke equipment. This is a must video if you want to keep your tools running well. … To maintain proper engine operation and emission compliance above 1,100 feet ASL the carburetor may need to be adjusted by an authorized ECHO service dealer. If the engine is adjusted for operation above 1,100 feet ASL, the carburetor must be re-adjusted when operating the engine below 1,100 feet ASL, otherwise severe engine damage may result. 1. Hipa Pack-of-12 Carburetor Adjustment Tool Carburator Adjusting Kit for 2-Cycle Small Engine for Poulan Husqvarna STHIL Echo Trimmer Weedeater Chainsaw. 4,850. 500+ bought in past month. $1688. List: $25.98. FREE delivery Mon, Feb 12 on $35 of items shipped by Amazon. Or fastest delivery Fri, Feb 9. Popular Brand Pick.The CS-355T is ECHO's most powerful top-handle chainsaw combining professional-grade power with ergonomic, user-friendly features. It delivers all-day productivity without all-day exhaustion. TOP FEATURES. ECHO’s highest-power top-handle chainsaw. Heavy-duty air filter provides superior air filtration. 35.8 cc professional-grade, 2-stroke engine.Wisconsin. Jun 21, 2013. #1. Spoke with a dealer today, and extracted the following information on factory starting carburetor adjustments for the CS-400 and CS-500P. You would think this stuff is a state secret! CS-400 L - 1 3/8 turns ccw H - 2 3/4 turns ccw. CS-500P L - 1 1/2 turns cow H - 3 1/8 turns ccw. Personal observations: I discovered ...Keep all parts of your body away from the saw chain when the engine is running. 8. Before you start the engine, make sure that the saw chain is not contacting anything. 9. Carry the chain saw with the engine stopped, the guide bar and saw chain to the rear, and the muffler away from your body. 10.Do not operate a chain saw that is damaged ...The Echo 590 chainsaw carburetor is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with “H” (High Speed) and (“L” (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits.Start at 1 turn out for each or little more. That should get it running. H is top end. L is low end. Make sure h has a burble at wide open no load not smooth sounding. The low side is while idleing. Turn out till starts ro stumble then back in till starts to race then about inbetween. Little more twards the richer end.

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Find many great new & used options and get the best deals for ECHO CS-400 CHAINSAW OEM CARBURETOR CARB at the best online prices at eBay! Free shipping for many products!Chainsaw BOG DOWN - How I Tune a Chainsaw (You can to!)Welcome youtube Chainsaw Carburetor Adjustment. My Chainsaw was Bogging down when throttled and not Id...Carburetor (w/Purge Pump) Butterfly-Valve Diaphragm (without purge pump) Warranty : 5 year consumer / 1 year commercial: MSRP : $679.99 - $699.99: Technical Documents. CS-680 Operator's Manual CS-680 Parts Catalog CS-680 Parts Catalog. ... ECHO Chainsaws How to Use Chainsaw Safety Gear Product Knowledge Video.Welcome to the world of "semi-fixed jet" carbs like the Walbro HDA-268, which is on the CS590s and CS600P chainsaws. I was going crazy trying get the saw to lean out in the cut but couldn't. ... I wanted to update my experience with trying to replace the main nozzle on a Walbro HDA-268 carburetor on my Echo Cs600P with an 86-578-1 nozzle ...That's why it's important to use OEM parts like the CS-310 Carburetor A021001700. These original replacement parts are specifically designed to fit your machine perfectly and maintain its performance. Don't compromise on quality - choose OEM parts to ensure the longevity of your lawn mower and enjoy a well-manicured lawn year-round.This DIY chainsaw repair guide explains how to replace a chainsaw carburetor. The carburetor mixes air and gas, which ignites in the cylinder to power the engine. If the engine won't start when the tank is full of fresh fuel, test the carburetor by removing the air filter and pouring about a teaspoon of fuel into the carburetor.Well after 20 years my faithful saw became hard to start and even harder to restart so I decided to spruce up the fuel system with a cheap carb kit from Amaz...Get the chainsaw parts you need here: http://www.ereplacementparts.com/chainsaw-parts-c-18715_18716_18739.htmlThis tutorial will show you how to remove, rebu...Carbohydrates, or carbs, are naturally found in certain foods. For example, grains, sweets, starches, legumes and dairy all contain different amounts of carbs. Get up to speed on t... carb toolshttps://amzn.to/2Sg6TClcheck out my beautiful girlfriends etsy store https://www.etsy.com/shop/Sprunket.todays t-shirt brought to you by YOUR NAME ...

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Oct 24, 2020 · The Echo 590 chainsaw carburetor is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with “H” (High Speed) and (“L” (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits. Hey guys just purchased this saw about 3-4 months ago. Put its first tank of gas in and go to start it up. Almost fires so i push choke in half way and the saw fires up, is reved up fairly high and seems normal. As soon as i hit the gas the saw bogs and dies. I put the choke back in the middle and it will sit and run in this spot, it is idle ...Echo Chainsaw Replacement Parts For Model CS-500VL (After S/N 049001) We Sell Only Genuine Echo Parts Find Echo CS-500VL (After SN 049001) Parts By Symptom ... Carburetor Assembly Obsolete - Not Available. $77.68 Part Number: 12300014331. Discontinued Discontinued Note: Includes figures 1-30. $77.68 . Discontinued ... Echo 12310117330. DIAPHRAGM/GASKET KIT. $ 8.99. Usually ships in 2-4 days. Add to Cart. 0. Carburetor diagram and repair parts lookup for Echo CS-6700 - Echo Chainsaw (SN: 001001 - 023377) 1. Before adjusting carburetor clean or replace air filter and muffler “Spark Arrestor Screen”. 2. Make sure the bar and chain are properly adjusted. 3. Start engine and run several minutes to bring to operating temperature. Flash choke twice during warm-up to clear any air from the fuel system. 4.Echo Carburetor Kits are the perfect solution for keeping your Echo outdoor power equipment running at peak performance. Our kits come with all the necessary parts, including gaskets and filters, to ensure a proper fit and quick installation. With Echo Carburetor Kits, you can be sure that your Echo equipment will be running like new in no time.Apr 14, 2022 · echo cs-440 chainsaw carburetor adjustment - YouTube. small engine guys. 31K subscribers. Subscribed. 154. 7.5K views 1 year ago LARMONS SMALL ENGINES. carb tool kit https://amzn.to/3JM5ubs... The icon. A professionally productive beast. No other saw has a reputation like the CS-590 Timber Wolf because no other saw can perform like it. A lightweight, professional-grade 59.8 cc engine provides the confidence and performance needed to tame the toughest jobs. TOP FEATURES. G-Force Engine Air Pre-Cleaner™ for reduced air filter ...Oct 24, 2020 · The Echo 590 chainsaw carburetor is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with “H” (High Speed) and (“L” (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits. HDA-268 Carburetor for Echo CS-590 CS-600P Chainsaws Engine with Air Filter Kit Replacement #HDA-268A HDA-268B A021001661 A021001660 A021001662. 1 offer from $28.99. Carburionix CS 590 Carburetor Tune Up Kit for Echo CS-600P CS590 CS-590 CS600 CS610 CS620 A021001662 A021001661 A021001660 90167Y Chainsaws Engine carb.This is a quick video to show Echo chainsaw owners how to quickly modify the carb adjustment restriction caps so that that you can fully adjust your carburet... ….

Find many great new & used options and get the best deals for ECHO CS-355T Carburetor - A021003681 at the best online prices at eBay! Free shipping for many products!Site www.echo-usa.com. When presenting your unit for Warranty service/ repairs, proof of purchase is required. ECHO Consumer Product Support If you require assistance or have questions concerning the application, operation, or maintenance of this product, call the ECHO Consumer Product Support Department at 1-800-432-ECHO (3246) from 8:00 a.m. toDiscard the old parts. Spray the cleaner between any holes in the main carburetor piece and on the plates you removed. Lay the pieces out to dry well, turning them as they dry to avoid further clogging. Reassemble the carburetor starting with the filter screen. Press the screen lightly into place to avoid tearing.US $74.95. Condition: Open box. "These Parts were remove from a new Echo CS590 retail chainsaw". Quantity: More than 10 available / 20 sold. Buy It Now. Add to cart. Add to watchlist.Location. NC. Oct 23, 2012. #1. I just bought my first saw, an Echo 37cc. I did some research, and collected the advice of some local guys who know much more about trees and saws than I do. The concensus, of a couple guys who looked at the land I just bought and the projects I want to do, was that 37cc and a 14" bar would be plenty, considering ...Welcome to my youtube Chainsaw Carburetor Adjustment.Tuning a chainsaw involves adjusting the carburetor to optimize its performance. Typically, you adjust t...echo, incorporated 400 Oakwood Road, Lake Zurich, Illinois 60047-1564 Phone : 847-540-8400 Printed in Japan 1511NJrh 0839 ES. ... Carburetor adjustment - Low speed mixture Chain brake operation H Carburetor adjustment - High speed mixture STOP Emergency stop T Carburetor adjustmentThe CS-355T is ECHO's most powerful top-handle chainsaw combining professional-grade power with ergonomic, user-friendly features. It delivers all-day productivity without all-day exhaustion. ... Carburetor (w/Purge Pump) Butterfly-Valve Diaphragm: Warranty : 5 year consumer / 1 year commercial: MSRP : $389.99 - $399.99:Restoring the needle and seat contact areas in your carburetorCarburetor diagram and repair parts lookup for Echo CS-670 - Echo Chainsaw (SN: 03001001 - 03999999) The Right Parts, Shipped Fast! ... CS-670 - Echo Chainsaw (SN: 03001001 - 03999999) Carburetor Parts Diagram. Chainsaw. Carburetor Parts Diagram. Title; Echo A021000290. CARBURETOR HDA-203 Echo chainsaw carb adjustment, Oct 24, 2020 · The Echo 590 chainsaw carburetor is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with “H” (High Speed) and (“L” (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits. , 71 89011813931 1 Decal, ECHO 73 17501513931 1 Washer 74 17501203930 1 Needle bearing 75 17500515330 1 Clutch case 3/8 99922203922_D - 9 - REVISED 01/23/07 Table of Contents Part Number Index CS-280E CHAIN SAW Unit Complete, To maintain proper engine operation and emission compliance above 1,100 feet ASL the carburetor may need to be adjusted by an authorized ECHO service dealer. If the engine is adjusted for operation above 1,100 feet ASL, the carburetor must be re-adjusted when operating the engine below 1,100 feet ASL, otherwise severe engine damage may result. 1., Start the engine: Turn on your chainsaw and ensure the chain is tightened. Allow it to rest for a few seconds. Take note of if the engine runs smoothly or if it dies while idling. Tighten the L screw: If the engine dies while idling, tighten the Low Speed (L) screw using a screwdriver to raise the idle RPM., Reaction score. 18. Location. Kentucky. Dec 12, 2017. #1. I have a friend of mine that has an Echo CS-302S chainsaw and I was going to try an adjust the carburetor for him. Does anyone know what that Walbro WA-5A carburetor is supposed to be adjusted at on the L & H jets?, Reaction score. 18. Location. Kentucky. Dec 12, 2017. #1. I have a friend of mine that has an Echo CS-302S chainsaw and I was going to try an adjust the carburetor for him. Does anyone know what that Walbro WA-5A carburetor is supposed to be adjusted at on the L & H jets?, How to Adjust & Tune Up a Chainsaw Carburetor. Doing This Fixes Bogging Down, Hard Starting and Poor Performance issues.In this video you will learn the eas..., How to Adjust & Tune Up a Chainsaw Carburetor. Doing This Fixes Bogging Down, Hard Starting and Poor Performance issues.In this video you will learn the eas..., Wisconsin. Jun 21, 2013. #1. Spoke with a dealer today, and extracted the following information on factory starting carburetor adjustments for the CS-400 and CS-500P. You would think this stuff is a state secret! CS-400 L - 1 3/8 turns ccw H - 2 3/4 turns ccw. CS-500P L - 1 1/2 turns cow H - 3 1/8 turns ccw. Personal observations: I discovered ..., Hipa Pack-of-12 Carburetor Adjustment Tool Carburator Adjusting Kit for 2-Cycle Small Engine for Poulan Husqvarna STHIL Echo Trimmer Weedeater Chainsaw. dummy. ... The variety of adjustment tools makes it easy to tune their machines, and it's a great set of carb adjustment tools for the money. Customers also mention that it works fine to adjust ..., Echo Chainsaw Spark Plug. Part Number: 15901019830. 22 Reviews. In Stock. $3.99 Add to Cart. This is an OEM replacement part and is sold individually.Its propose is to deliver an electric current from an ignition ... Echo Chainsaw Fuel Tank Vent. Part Number: A356000031., 12 PCS Small Engine Carburetor Adjustment Tool, Blower Carburator Adjusting Tool, Chainsaw Carburetor Adjusting Tool, Weedeater Carburetor Adjuster Tool, Trimmer Carb Screwdriver Tool Kit. 7. $999. FREE delivery Sat, Apr 27 on $35 of items shipped by Amazon. Or fastest delivery Fri, Apr 26., The Echo 450 chainsaw is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with "H" (High Speed) and "L" (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits., The Echo 590 chainsaw carburetor is run at the factory and the carburetor is set in compliance with Emission Regulations. In addition, the carburetor is equipped with "H" (High Speed) and ("L" (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits., Upgrade your equipment with top-quality ECHO A021001471-A A021001471 CS-450 Carburetor parts, available at the best prices with fast shipping options. Business hours Monday to Fridays : 8:30 am - 5:00 pm. EST - Call us at (561) 880-4022 Check Order Status, Here is an authentic replacement part for use with Echo chainsaws. This is a complete carburetor that comes ready to ins... Carburetor - Wt-402a. Part Number: 12300139136. 1 Review. $71.94 Add to Cart. In Stock, 9 available. It is a genuine item that is supplied directly from the original equipment manufacturer for use with Echo chainsaws. The..., Idle Speed Adjustment: • Start engine, turn “Idle” speed adjustment. screw CW until the saw chain begins to turn, then turn screw out CCW until the saw chain. stops turning. Turn screw out, CCW, an additional 1/4 turn. 6. Accelerate to full throttle for 2 - 3 seconds to. clear any excess fuel in the engine, then return. , Locate the carburetor adjustment screws (usually labeled ‘L’ for low speed and ‘H’ for high speed). Start the chainsaw and let it warm up. Using a small screwdriver, turn the ‘L’ screw clockwise until the engine starts to sputter, then slowly turn it counterclockwise until the engine runs smoothly., 2. Keep a good firm grip on the saw with both hands, the right hand on the rear handle, and the left hand on the front handle, when the engine is running. Use a firm grip with thumbs and fingers encircling the chain saw handles. A firm grip will help you reduce kickback and maintain control of the saw. Don't' let go., Step 3: Adjust the Idle Speed Screw. Turn the idle speed screw clockwise until it is tight. This will increase the chain saw's idle speed. However, adjusting it too high may cause the engine to race and smoke excessively. Turn the screw counterclockwise if you need to reduce the idle speed., Echo 12310117330. DIAPHRAGM/GASKET KIT. $ 8.99. Usually ships in 2-4 days. Add to Cart. 0. Carburetor diagram and repair parts lookup for Echo CS-6700 - Echo Chainsaw (SN: 001001 - 023377), carburetor adjustment. 1. Start engine and run for several minutes to reach operating temperature. 2. Stop engine. 3. Start engine and turn the high-speed needle (A) rich (CCW) until the engine runs between 13,500 and 14,500 RPM. Then turn the low-speed needle (B) rich (CCW) until the engine does not hesitate when accelerated., Echo CS-800P CARBURETOR ADJUSTMENT . CARBURETOR ADJUSTMENT, 25 . Related pages Troubleshooting for Maytag 500 Series Built-InCooktop Specifications for Frigidaire FGGC3645K S/W/B ∫ When there is a duplicate or overlapping for Panasonic DMR-EH75V Frequently asked questions for Philips CD496 Installing an ergonomic video workstation for Siemens 175V PARTS LIST for Desa FSBVBPC Language code ..., Carburetor Carb Adjustment Screwdriver Adjusting Tool for 2 Cycle Engine Poulan Husqvarna Stihl Homelite Weed Eater Craftman Echo Trimmer Brushcuter Blower (21-Teeth Splined) ... Hipa Carburetor Adjustment Tool Screwdriver 530035560 for 2 Cycle Poulan Homelite STHIL Husqvarna Echo Chainsaw Trimmer Lawn Mower Edger Husqvarna Adjustment Tool. 4.6 ..., Tighten clutch cover nuts finger tight. CS-490... Page 11 5. Pull the chain around the bar by hand. Loosen the adjustment if you feel tight spots. 6. When chain is properly tensioned, tighten clutch cover nuts securely - 20 to 23 N·m (200 to 230 kgf·cm). 7. Keep chain properly tensioned at all times., Premium CS330 WT-739 Carburetor for Echo CS-330, CS-330T, CS-330MX4 Chainsaws - High-Quality Replacement for A021001111 Carb - Enhanced Performance and Smooth Operation. 1. $1389. FREE delivery Sat, May 4 on $35 of items shipped by Amazon. Only 7 left in stock - order soon. , The high-end and low-end needle screws are the mechanisms for making adjustments on a Walbro carburetor. By tightening or loosening these screws with a specialized screwdriver, use..., ray benson said: This is out of the service manual -. Engine power : 4.4 kW (6.0 HP) at 9,800 rpm. Max. speed (with cutting attachment): 13,500 rpm. Idle speed: 2,500 rpm. Clutch engages at: 3,500 rpm. Carb settings in tech note bulletin. Check your inbox., BEST-IN-CLASS PROFESSIONAL POWER. Tackle the toughest jobs with ECHO's best-in-class, commercial-grade outdoor power equipment. Contact ECHO here., Regular scheduled Level 1 = Easy to do. Most required tools come maintenance will help your chain saw achieve that with unit. Page 24: Warning 330 m ASL the chain. Correct idle speed is adjusted 2800 carburetor may need to be adjusted by an r/min. Or 1/4 turn CCW from the point the authorized ECHO service dealer. chain stops moving., Hipa Carburetor Adjustment Tool Screwdriver 530035560 for 2 Cycle Poulan Homelite STHIL Husqvarna Echo Chainsaw Trimmer Lawn Mower Edger Husqvarna Adjustment Tool 4.6 out of 5 stars 3,057 1 offer from $5.68, Mar 31, 2013. #4. richard t said: I'm not sure how far to back the screws out after screwing them all the way in Thank for any info. My 330 EVL is just past 1 1/2 turns. I would start with 2 turns, this way it starts easily and you will not guess which way you have to go, it will be rich, so you will need to turn the screws in., 1. Before adjusting carburetor clean or replace air filter and muffler “Spark Arrestor Screen”. 2. Make sure the bar and chain are properly adjusted. 3. Start engine and run several minutes to bring to operating temperature. Flash choke twice during warm-up to clear any air from the fuel system. 4. Stop engine.