CS-4910 (C83515001001-C83515999999) Echo Chainsaw - Overview

This flanged hex nut is a genuine OEM steel fastener specifically designed for use in chainsaws and chop saws, serving the purpose of securing various components in these outdoor power equipment devices. It features a flange base that acts as a built-in washer for extra stability and security. The hex nut has a diameter of 6mm, and its th...Read morereaded shaft has a pitch of 20, ensuring a secure and reliable connection. Over time, the bolt can be susceptible to corrosion, cracks, or worn threads, which may result in the loosening or detachment of the connected parts. Detectable signs of such issues include excessive noise, vibrations, and equipment instability. To address this, it is recommended to inspect all bolts within your equipment and replace any that are no longer functioning properly. To replace the bolt, simply use a wrench or socket to loosen and remove the old one, position the new bolt on the mounting surface, and securely tighten it until the flange is flush against the surface. Please note that each flanged hex nut is sold individually.

The Fuel Filter is a white and silver, individually sold, steel part. It reuires pliers to install and its installation is rated as Easy. The part attaches inside of the fuel tank and is used to clean the fuel of debris. It should be changed regularly. Check your owners manual for the recommended replacement schedule for your engine. ...Read moreIf the fuel is leaking or their is a blockage, you will know the part is broken and will likely need to be replaced. To check for small leaks, feel around for dampness and the smell of fuel.

Genuine OEM replacement part, this part is sold individually. The Bevel Gear is part of the chain tensioning assembly of the chainsaws listed below. This part aid in loosening and tightening the chain on the chain bar.

Used in over 150 models of outdoor power equipment, this clip is commonly used to clip fuel lines or other hoses/tubes in place. It is sold individually, not as part of a kit or assembly, made of metal, and is silver in color. When this clip becomes damaged or worn, it can no longer support the fuel line, which may cause a fuel leak and...Read more/or smell. This wear will occur as part of regular use of your equipment. To complete this repair, you will need a wrench, screwdriver, and pliers. It is found in a variety of locations depending on your model; please refer to your owners manual for the exact location. Customers rated this repair as Easy.

This spark plug is a genuine OEM part that is used on gas-powered lawn and garden equipment. The spark plug creates the spark that ignites the fuel and air mixture inside the engine, allowing it to run. It comes in a cylindrical shape with a ceramic insulator and a metal electrode that protrudes from the top. If your spark plug is faulty,...Read more your small engine may misfire, have difficulty starting, consume more fuel or not start at all. To check that the spark plug is faulty, you will need to use a spark tester to test it for electrical failure. Once you have done so, you can remove the faulty spark plug using a spark plug socket and ratchet. Place the new spark plug in to the socket and use your hands to carefully thread it into the engine. It is important to note that you should not wait until your spark plug is faulty to replace it. It should be replaced regularly as part of your annual small engine maintenance.

This OEM Clip is a silver, steel part, which is sold individually. The part secures the fuel line to the fuel filter and is rated as Easy to install. You will know you need a new one if there is a leak around the hose where this clip is used to secure it, or if the fuel line detaches.

This spark plug cap is a genuine OEM sourced item commonly utilized on Echo lawn and garden equipment. It is used to connect the spark plug to the ignition wire. Please note, this rubber part is sold individually.

This is a genuine manufacturer sourced replacement washer that is designed for use with Shindaiwa and Echo handheld lawn and garden equipment. It helps to distribute the pressure evenly between two connected parts, for proper application please make sure to check appropriate diagrams of your unit. This part is made from durable metal and it is sold individually.

This single-row, deep-groove ball bearing is sized at 12x32x10mm and is made of durable metal. It is used to reduce friction and vibrations when it is in between two parts that are rotating or moving against each other. This bearing can handle forces that are applied to it up-and-down and sideways, also known as radial and axial loads. It...Read more is easy to install and can handle high rotational speeds without causing too much vibration or making much noise. Over time, this ball bearing wears out from heat and pressure and starts to fail. If the engine of your machine has been run without oil in the gas tank, this ball bearing can seize. In these situations, you will need to replace the ball bearings. Otherwise, you will notice that your machine overheats, works harder because of the increased friction it is handling, and produces excessive vibration and noise. To extract a ball bearing from your machine, you will need to insert a flat-head screwdriver through the bearing opening and against the seal. Then, tap the seal out with a mallet. Afterwards, slot a socket through the diameter of the bearing, and tap the entire bearing out of its place by again using a mallet. This authentic OEM part is sold individually, so be sure to refer to your user manual to verify how many bearings your machine needs and where they are in it.

This authentic OEM sourced component is specially made for use with Echo handheld lawn and garden equipment. It is an identical replacement for a missing or a faulty terminal-spark plug cap spring that was installed on a new unit. Please make sure to refer to the appropriate diagrams of your model for the correct location and application ...Read moreof this hardware. Keep in mind this high-quality part is made of durable metal and is sold individually. Note, the #A427000013 Cap-Spark Plug is sold separately.