Kobalt weed wackers

Tame your lawn and garden with this new 24-volt max Kobalt String Trimmer. Powered by the included 2.0Ah Kobalt 24-volt max Li-ion battery, the String Trimmer is driven by Kobalt’s brushless motor to deliver more power, longer run times, and reliable, long-lasting motor life.

15 Jun 2022 ... Comments201 · UPDATE! · How to replace reload string on Kobalt 40V trimmer · Kobalt 40v Trimmer String Replacement · EASIEST WAY TO STRI...Kobalt 80-volt cordless string trimmer provides the power you need with up to 60 minutes runtime on a fully charged 2.5 Ah battery (battery and charger included) Adjustable cutting width lets you select either 14-in or 16-in for quicker cutting Brushless motor delivers more power and torque to help cut through the thickest of grasses Easy-to ...Fixing Kobalt 80V Trimmer Problems. Kobalt 80V Trimmer Won’t Start. Kobalt 80V is designed with a battery, and when the trimmer stops working, it’s likely to be a fault with the battery. In most cases, the battery isn’t properly secured to the plugs or has a charging issue. For this reason, it’s suggested that you charge the battery to ...19 Mar 2022 ... One of these has a significant flaw with the trigger (my opinion). See which battery-powered, cordless weed eater is best for you and why.Kobalt weed eater string replacement tutorial. Check out the long tutorial where I show you step by step how to easily replace the Kobalt weed eater stringh...SEYVUM String Trimmer,12-inch Cordless Weed Wacker with Auto Line Feed, 2 X 2.0Ah Battery Powered Weed Eater, 20V Lawn Edger with 6 Pcs Grass Cutter Spool Line, Fast Charger Included dummy Trimmer Kobalt 24 Volt -12in String trimmer ( Battery and Charger not Included)Kobalt 40V Universal Connect Trimmer Power with Battery And Charger. $140.00 New. Kobalt 5129684 24v Straight Cordless String Trimmer W/4 Ah Battery & Charger. $134.99 New. $120.00 Used. Kobalt 12" Cordless String Trimmer Kit 3488480 KST 4024ab-03 Battery Charger. $129.97 New.Sep 25, 2023 · We can say the same for the Ryobi RY40240 40V 12″ String Trimmer. The Ryobi RY40250 40V Attachment Capable 15″ String Trimmer doesn’t match the power of our picks. The DeWalt trimmers we ...

Kobalt powerful 10 amp string trimmer with 18-in cutting swath is perfect for quickly tackling the toughest weeds in your yard; 0.080 dual line bump-feed head makes advancing the cutting line simple and easyA ANLEOLIFE Weed Eater String .065'' x 16ft Single Line Replacement Spool for Greenworks Trimmers, Parts Model # 29252, 29092 (6 Spools & 1 Cap) dummy. WETOOLPLUS 16-ft 0.08-in Spooled Trimmer line Compatible with Kobalt 40-Volt String Trimmer Models KST 130X-06 and KST 130X, 4Pack Weed Eater String. dummy. … Kobalt 80-volt cordless string trimmer provides the power you need with up to 60 minutes runtime on a fully charged 2.5 Ah battery (battery and charger included) Adjustable cutting width lets you select either 14-in or 16-in for quicker cutting The BC720 brushcutter connects to all attachment-capable string trimmers with no tools. The 4-tooth steel brush blade cuts through heavy vegetation and weeds with ease, while the pro-style straight shaft design helps you trim in hard to reach places. Backed by a 2-year limited warranty.Mar 26, 2024 · Best Battery-Powered Weed Whacker: Ryobi 40-Volt Cordless String Trimmer. Best Heavy-Duty Weed Whacker: Husqvarna 128LD Gas String Trimmer. Best Cordless Weed Whacker: Kobalt 80-Volt Cordless ... Kobalt 40-Volt Max Cordless String Trimmer and Leaf Blower Combo Kit. Brand: KT. 4.4 54 ratings. $32999. Customer ratings by feature. Maneuverability. 5.0. Light weight. 4.3. …Mar 9, 2024 · To restring a Kobalt weed trimmer, follow these steps: – First, turn off the trimmer and remove the battery or disconnect the power source. – Locate the spool on the trimmer head and remove any remaining trimmer line. – Take a new length of trimmer line and insert one end into the line hole on the spool.

Compatible with Kobalt KST 120X weed eater and Kobalt 40V cordless weed wacker item number 506886 (model #KST 120X-06) Compatible with Homelite UT41120, UT41112, UT41121, UT41113, UT41122, UT41112B weed eater string trimmers.Replacement trimmer spool model:AC41RL3 & AC41RDLB.Spool cap model:AC41HCA :Kobalt 80-Volt Max 16-in Straight Brushless Cordless String Trimmer Edger (Tool Only - Battery/Charger Not Included) 4.1 out of 5 stars. 49. $149.00 $ 149. 00. ... String Trimmers; Power Garden Trimmers & Accessories; Power Hedge Trimmers; String Trimmer Accessories; String Trimmer Replacement Parts; String Trimmer Lines & Spools;TWO fast ways to reload the cutting line on this Kobalt battery-powered weedeater. use 0.080" diameter or smaller string.#restring #kobaltweedeater #kobalttr...Kobalt weed eater string replacement tutorial. Check out the long tutorial where I show you step by step how to easily replace the Kobalt weed eater stringh...The Kobalt 24-Volt Max Leaf Blower and String Trimmer Combo Kit helps keep your yard neat and tidy. The String Trimmer’s 12 inch cutting swath and dual line feed increase cutting efficiency, while it’s bump head makes it easy to advance line for continuous use. The Leaf Blower’s turbine fan produces 410 CFM to quickly corral fallen and ...

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You should never have a problem with your Kobalt tools. However, if you do, return the item to the place of purchase for a free replacement. No questions asked. This warranty gives you speci c legal rights, and you may also have other rights that vary from state to state. Please see store or call 1-888-3KOBALT for details.19 Aug 2021 ... Join me for 4 easy steps to replace your Kobalt string trimmer line ! 40v Kobalt string replacement changing trimmer line how to change ...Kobalt Universal Connect Snow Shovel Attachment. $119.06. Out of Stock. Designed for the highest quality and performance, the Kobalt Universal Connect Multi-Head Attachment System is built to take on all your projects. The Universal Connect Power Head is the brushless engine at the heart if this collection. The Kobalt Universal Connect Edger ...Kobalt 80-volt cordless string trimmer provides the power you need with up to 60 minutes runtime on a fully charged 2.5 Ah battery (battery and charger included) Adjustable cutting width lets you select either 14-in or 16-in for quicker cutting Brushless motor delivers more power and torque to help cut through the thickest of grasses Easy-to ...KST-120X Weed Eater String Trimmer Line 0.065" 20Ft 6-Pack,Compatible with Kobalt KST 120X-06 Electric Weed Wacker String Trimmer Spool,Pre-Wound Dual Line. 4.2 out of 5 stars. 90. 50+ bought in past month. $16.89 $ 16. 89. 5% coupon applied at checkout Save 5% with coupon.0.080-in Plastic Line String Trimmer Replacement Head. 26. • Kobalt replacement spool, with easy wind head, fits the Kobalt 40V string trimmer (KST 1040A-03/KST 1040B-03), and the Kobalt 24V string trimmer (KST 224A-03/KST 224B-03). • Includes 15-ft of 0.080-in premium dual line. • Genuine KOBALT parts ensure compatibility and quality.

Find helpful customer reviews and review ratings for Kobalt 40-Volt Max 13-in Straight Cordless String Trimmer (Tool Only - Battery/Charger Not Included) ... 5.0 out of 5 stars Weed eater. Reviewed in the United States on July 30, 2023. Verified Purchase. Works great. Helpful. ReportDo you want to learn how to replace the head of your Kobalt 40 Volt Max Trimmer by yourself? Watch this DIY video and follow the easy steps to get the job done. You will also find useful tips and ...The difference between a flower and a weed is truly in the eye of the gardener. A weed is defined as a wild plant that is growing where it is not wanted and stealing nutrients from...In this video I show how to replace the string and spool on a 40V Kobalt String Trimmer/Weed Eater. The replacement spool can be purchased from Lowes for app...Vinegar is a natural and effective way to control weeds in your garden or lawn. It is an inexpensive and non-toxic alternative to chemical herbicides, making it a great choice for ...80v kobalt weed eater. kobalt 80 v trimmer. 80v kobalt trimmer. kobalt weed eater 24v. 80 volt kobalt weedeater. kobalt 40v battery trimmer. kobalt cordless weed wacker. kobalt 80v max. Next page. Product information . Product Dimensions : 38 x 13 x 13 inches : Item Weight : 14.62 pounds : Manufacturer : Kobalt : ASIN : B0754123MF :Weedwacker 14-in Straight Shaft Corded Electric String Trimmer. Shop the Collection. 317. • HIGH PERFORMANCE: High performance 6.5 Amp motor helps to tackle tough overgrowth. • PUSH BUTTON FEED SYSTEM: Allows you to control the 0.065-in line with a push of a button. • EDGE CAPABILITY: Allows users to quickly change from trimming to …Having a weed-free lawn is the goal of many homeowners. Unfortunately, weeds can be hard to get rid of, and it can take a lot of time and effort to keep them away. Fortunately, the...Kobalt powerful 10 amp string trimmer with 18-in cutting swath is perfect for quickly tackling the toughest weeds in your yard 0.080 dual line bump-feed head makes advancing the cutting line simple and easy

Feb 7, 2024 · Best Bike Handle String Trimmer: Greenworks Commercial 82V 82TB20 – Buy at Greenworks. Jump to this Trimmer ↓. Best on a Budget: Skil 40V PWRCore LT4818-10 – Buy at Acme Tools. Jump to this Trimmer ↓. Best Line for Cordless String Trimmers: ECHO Black Diamond – Buy at Acme Tools. Jump to this Trimmer ↓.

Some of the most reviewed products in Cordless String Trimmers are the RYOBI ONE+ 18V 10 in. Cordless Battery String Trimmer and Edger with 1.5 Ah Battery and Charger with 12,186 reviews, and the RYOBI 40V Expand-It Cordless Battery Attachment Capable String Trimmer with 4.0 Ah Battery and Charger with 11,073 reviews.Vinegar is a natural and effective way to control weeds in your garden or lawn. It is an inexpensive and non-toxic alternative to chemical herbicides, making it a great choice for ...40V gear reduced string trimmer with 2.5Ah battery gives you the power you need for yards up to 1/2 acre. Premium heavy-duty 0.080-in dual line feeds through a bump head, making it easy to power through tough grass and weeds.This item: Eyoloty KST 130X-06 KST-130X Replacement Trimmer Spool Line 0.080" 17Ft Compatible with Kobalt 40-Volt String Trimmer Weed Eater,2905303 Dual Line Bump-Feed Replacement Spool (3 Pack) $22.99 $ 22. 99. Get it as soon as Saturday, May 18. In Stock. Sold by eyoloty and ships from Amazon Fulfillment. +Maintenance Preparation. Replacing the Trimmer Line. Electric vs. Gasoline-Powered String Trimmers. Fueling a Gasoline-Powered String Trimmer. Check and Replace the Air Filter. Adjust the Idle Speed. Clean or Replace the Spark Plug. Check and Add Oil (4-Cycle Engines) Change the Oil (4-Cycle Engines)Sep 25, 2023 · We can say the same for the Ryobi RY40240 40V 12″ String Trimmer. The Ryobi RY40250 40V Attachment Capable 15″ String Trimmer doesn’t match the power of our picks. The DeWalt trimmers we ... Weedwacker 14-in Straight Shaft Corded Electric String Trimmer. Shop the Collection. 317. • HIGH PERFORMANCE: High performance 6.5 Amp motor helps to tackle tough overgrowth. • PUSH BUTTON FEED SYSTEM: Allows you to control the 0.065-in line with a push of a button. • EDGE CAPABILITY: Allows users to quickly change from trimming to …

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Some of the most reviewed products in Corded String Trimmers are the BLACK+DECKER 14 in. 6.5 AMP Corded Electric Single Line 2-in-1 String Trimmer & Lawn Edger with Automatic Feed and POWERDRIVE with 2,590 reviews, and the RYOBI 18 in. 10 Amp Attachment Capable Electric String Trimmer with 2,527 reviews.Kobalt 40v Battery Review, Plus 9 of the most asked questions answered !Other Related Videos:How to string the 40v Kobalt weed eater 👉🏽 #Kobalt #40v #Trimm...To restring a Kobalt weed trimmer, follow these steps: – First, turn off the trimmer and remove the battery or disconnect the power source. – Locate the spool on the trimmer head and remove any remaining trimmer line. – Take a new length of trimmer line and insert one end into the line hole on the spool.PTR Review. Build Quality 7.0. Performance 8.5. Run Time 8.5. Ergonomics 9.0. Value 8.0. Kobalt's 80V String Trimmer is a solid option for homeowners that have 1/2 to a full acre to trim. Better balance and the power to run 0.080" line will be welcome upgrades for Kobalt 40V users. A mid-shaft mounted motor now allows for universal attachment use.SEYVUM String Trimmer,12-inch Cordless Weed Wacker with Auto Line Feed, 2 X 2.0Ah Battery Powered Weed Eater, 20V Lawn Edger with 6 Pcs Grass Cutter Spool Line, Fast Charger Included dummy Trimmer Kobalt 24 Volt -12in String trimmer ( Battery and Charger not Included)Kobalt 40V 13-in string trimmer with 4.0 AH battery, charger and Kobalt 40V 350 CFM blower. String trimmer and blower provide the perfect power for yards up to 1/4 acre. 5 year limited warranty gives you peace of mindShop Kobalt 80-volt 16-in Straight Shaft Attachment Capable Battery String Trimmer (Battery and Charger Not Included) in the String Trimmers department at Lowe's.com. Our highest voltage. That’s exactly what Kobalt’s rugged lineup of 80V Max tools delivers, thanks to its professional-grade lithium-ion battery platform. YouSEYVUM String Trimmer,12-inch Cordless Weed Wacker with Auto Line Feed, 2 X 2.0Ah Battery Powered Weed Eater, 20V Lawn Edger with 6 Pcs Grass Cutter Spool Line, Fast Charger Included dummy Trimmer Kobalt 24 Volt -12in String trimmer ( Battery and Charger not Included)Weeds can be a nuisance in any garden or lawn, but many people don’t want to use harsh chemical weed killers to get rid of them. Fortunately, there are some natural alternatives th...In this video I show how to replace the string and spool on a 40V Kobalt String Trimmer/Weed Eater. The replacement spool can be purchased from Lowes for app...Do you want to learn how to replace the head of your Kobalt 40 Volt Max Trimmer by yourself? Watch this DIY video and follow the easy steps to get the job done. You will also find useful tips and ...Kobalt weed eater string replacement tutorial. Check out the long tutorial where I show you step by step how to easily replace the Kobalt weed eater stringh... ….

Lowe’s and their manufacturing partner J.H.Williams started making Kobalt tools in 1998 to compete with Craftsman and Husky tools that Sears and The Home Depot were making. In 2003, the Danaher Corporation took over the manufacturing of Kobalt tools as J.H. Williams became Snap-On Tools. In 2011, Lowe’s again switched manufacturers to J.S ...This weed eater is plastered all over Lowes, but you have a ton of others to choose from like EGO’s weed eaters and a bunch more. Here are some of the unique elements of the Kobalt 40V MAX string trimmer. It is powerful. Kobalt’s string trimmers mostly come in a 40V battery package, meaning it is optimally designed for yards up to ½ acre.18 Sept 2020 ... How To Restring a 2 sided spool On The Kobalt 80 volt Cordless Weed Eater Trimmer. 24K views · 3 years ago ...more. Welding and stuff. 102K.Kobalt. 24-volt 12-in Straight Shaft Battery String Trimmer (Battery and Charger Not Included) 494. Multiple Options Available. • Kobalt's 24-volt brushless motor provides more run time and longer motor life. • The run time is approximately 40 minutes when using a Kobalt 24-volt 4.0-Ah battery (sold separately) • Trimmer has a 12-in swath ...17 Jun 2021 ... Come join me and my Kobalt Trimmer as I show you how quick and easy the string Replacement is ! My Kobalt 3yr Review = 3 yr Review, #KOBALT ... Get free shipping on qualified String Trimmers products or Buy Online Pick Up in Store today in the Outdoors Department. Remove the spool cap and spool: Follow the same steps as with the single-line feed. Clean the trimmer head: Clean the trimmer head and spool area as described above. Cut the new strings: Cut two equal lengths of the recommended string, usually around 10 to 15 feet each.In this video I show how to replace the string and spool on a 40V Kobalt String Trimmer/Weed Eater. The replacement spool can be purchased from Lowes for app...Feb 15, 2024 · Adding string to your Kobalt weed eater is a straightforward process that can be done in just a few easy steps. First, make sure your weed eater is turned off and unplugged. Then locate the spool cover on the bottom of the weed eater. Twist the cover counterclockwise to remove it and expose the spool. Kobalt weed wackers, Get free shipping on qualified Electric String Trimmers products or Buy Online Pick Up in Store today in the Outdoors Department., Shop Kobalt 40-volt Max 16-in Straight Shaft Attachment Capable Battery String Trimmer 4 Ah (Battery and Charger Included) at Lowe's.com. Say goodbye to the fumes, the mess, and the hassle, and start enjoying the cordless freedom you deserve. Every 40V Max tool works off the same rechargeable,, The Kobalt 40-Volt Max Leaf Blower and String Trimmer Combo Kit helps keep you tackle all your yard projects. The string trimmer’s 15 inch cutting swath and dual line feed increase cutting efficiency, while it’s dual bump head makes it easy to advance line for continuous use. The leaf blower’s turbine fan produces 520 CFM to quickly ..., Kobalt powerful 10 amp string trimmer with 18-in cutting swath is perfect for quickly tackling the toughest weeds in your yard. 0.080 dual line bump-feed head makes advancing the cutting line simple and easy, Weeds can be a major nuisance in your lawn, and they can be difficult to get rid of. If you’re looking for a way to get rid of weeds in your yard, using a lawn weed killer is a gre..., Shop Kobalt 0.080-in Plastic Line String Trimmer Replacement Head in the String Trimmer Heads department at Lowe's.com. The KOBALT 15" Trimmer Head is the only replacement trimmer head approved for use with the KOBALT 40-Volt Multi-head String Trimmer (KMS 1040A-03) ... Kobalt Hedge Trimmers. Kobalt Lawn Edgers. Kobalt …, Kobalt powerful 10 amp string trimmer with 18-in cutting swath is perfect for quickly tackling the toughest weeds in your yard. 0.080 dual line bump-feed head makes advancing the cutting line simple and easy. Attachment capable design accepts attachments from multiple brands. Cushion and over-mold grip and handle for operator comfort., The Kobalt Universal Connect String Trimmer attachment tackles the toughest weeds. The string trimmer’s 15 inch cutting swath and dual side bump head ... Kobalt String Trimmers. Kobalt Chainsaws. Kobalt Hedge Trimmers. Kobalt Lawn Edgers. Kobalt Cordless Electric Push Lawn Mowers. Kobalt Lawn Mower Blades. Kobalt String …, Overview. Put the finishing touches on your yard work with this Kobalt 12-in cordless electric string trimmer and edger. Ideal for handling lawns up to 1/2-acre, this trimmer is powered by a 40-volt max Li-ion battery that offers optimal performance and longer runtimes. Its lightweight design and straight shaft allow you to move freely, no ... , This Kobalt 40-volt, cordless-electric string trimmer has a straight shaft and weighs 7.1 lbs. ... KST120X is part of the String Trimmers test program at Consumer Reports. In our lab tests, String ..., BEST LIGHTWEIGHT: Ego ST1521S 15-Inch String Trimmer With Powerload. BEST FOR LARGE YARDS: Echo DSRM-2100 eForce 56V String Trimmer. BEST DUAL-DIRECTION: Husqvarna Weed Eater 320iL With Battery ..., 24 Jun 2019 ... WELCOME TO ANOTHER EPISODE OF PATTAY'S PERFORMANCE! Today I at the 1 year mark in which I decided to keep the Green in Greenlawn and GO ..., Recharge your batteries quickly and intelligently with this Kobalt 40-volt 150W Quick Charger. Built to refuel 40-volt max Li-ion batteries, your power tools will be up and running again in at least 30 minutes, minimizing …, Weed killer is an important tool for keeping your lawn looking its best. But when should you apply it? Knowing the right timing for applying weed killer can make all the difference..., The 24-volt max Kobalt String Trimmer features a variable-speed trigger for finger-tip control from 5,800 to 7,100 RPM and a professional-grade straight shaft. Kobalt's high-efficiency brushless motor provides more run time and longer motor life - the run time is 40 minutes with the included Kobalt 24-volt max 4.0-Ah battery, Shop Kobalt 0.080-in Plastic Line String Trimmer Replacement Head in the String Trimmer Heads department at Lowe's.com. The KOBALT 15" Trimmer Head is the only replacement trimmer head approved for use with the KOBALT 40-Volt Multi-head String Trimmer (KMS 1040A-03) ... Kobalt Hedge Trimmers. Kobalt Lawn Edgers. Kobalt …, In this video I show how to replace the string and spool on a 40V Kobalt String Trimmer/Weed Eater. The replacement spool can be purchased from Lowes for app..., My Kobalt KST 2540-06 weed eater will only run for a minute and then stop. I release the trigger and then squeeze it again and it starts running again only to shut off after about a minute. No matter how many times I do this it keeps stopping after about a minute., Jun 25, 2022 · Do you want to learn how to replace the head of your Kobalt 40 Volt Max Trimmer by yourself? Watch this DIY video and follow the easy steps to get the job done. You will also find useful tips and ... , THTEN KST-120X KST 2040-06 String Trimmer Spool Replacement for Kobalt KST 120x-06 40 Volt 20ft Spool 0.065 inch Trimmer Line (Item 1520463,506892,808667) $27.99 $ 27 . 99 Get it as soon as Friday, Mar 29 , if you want root-cause why, it's probably because it's a cheap Kobalt trimmer is a good answer, and aligns with my experience.... on a black and decker cheap trimmer, that I got as a company gift from a catalog, did the same exact thing as you describe, since day 1 of use. As I contemplated bringing the trimmer to work and throwing it across the …, Shop Kobalt 24-volt Cordless Battery String Trimmer and Leaf Blower Combo Kit 4 Ah (Battery & Charger Included) in the Power Equipment Combo Kits department at Lowe's.com. The Kobalt 24-Volt max leaf Blower and string trimmer Combo kit helps keep your yard neat and tidy. The string trimmer’s 12 inch cutting swath and dual, Weed Eater 320iL 40-volt 16-in Straight Shaft Battery String Trimmer 4 Ah (Battery and Charger Included) ... • Kobalt 80-volt cordless string trimmer provides the power you need with up to 60 minutes runtime on a fully charged …, 16 Jul 2019 ... This is a review video of the Kobalt Brushless 2-Piece 24-volt Cordless Power Equipment Combo Kit. In the kit you get a battery powered weed ..., QUASION Weed Eater Spool Cap Cover for Kobalt KST 120X 120X-06 40V Cordless String Trimmers,Kobalt Weed Wacker Replacement Parts,2 Pack. $11.97 $ 11. 97. Get it as soon as Monday, Mar 18. In Stock. Sold by QUASION and ships from Amazon Fulfillment. Total price: To see our price, add these items to your cart. Try again!, To start, loosen the spool cover and remove the empty spool. Turn the spool counterclockwise until it detaches from the trimmer head. Remove any remaining old string or debris. Clean and inspect the spool for damages and replace if necessary. Measure an appropriate length of a new line., The Kobalt spool cover is a useful replacement spool cap for Kobalt 40V cordless string trimmers. With no tools needed for installation, the spool cover allows you to quickly get back to trimming and yardwork. The blue spool cap is made from quality, durable plastic. Fits Item Number 506886 (Model #KST 120X-06) & Item Number 651246 (Model #KST ..., 00 + $20.99 shipping. Kobalt 80-Volt Max 16-in Straight Cordless String Trimmer 2nd Generation (No Battery/Charger) Brand: Kobalts. 4.4 109 ratings. Amazon's Choice in …, Having a weed-free lawn is the goal of many homeowners. Unfortunately, weeds can be hard to get rid of, and it can take a lot of time and effort to keep them away. Fortunately, the..., This video shows you how to restring you Kobalt 40-volt Trimmer. We originally made this video for our daughter. This is the new and improved version and we ..., Kobalt Air Filter Element. Part Number: VH901800AV. 7 Reviews. In Stock. $12.71 Add to Cart. This is a genuine OEM sourced replacement part used on Campbell Hausfeld air compressors. Its purpose is to filter out dust and debris from contaminating the engine. This filter is made out of paper and metal., Maintenance Preparation. Replacing the Trimmer Line. Electric vs. Gasoline-Powered String Trimmers. Fueling a Gasoline-Powered String Trimmer. Check and Replace the Air Filter. Adjust the Idle Speed. Clean or Replace the Spark Plug. Check and Add Oil (4-Cycle Engines) Change the Oil (4-Cycle Engines), Maintenance Preparation. Replacing the Trimmer Line. Electric vs. Gasoline-Powered String Trimmers. Fueling a Gasoline-Powered String Trimmer. Check and Replace the Air Filter. Adjust the Idle Speed. Clean or Replace the Spark Plug. Check and Add Oil (4-Cycle Engines) Change the Oil (4-Cycle Engines)