SRM-4600 Echo Trimmer - Overview

This a a genuine OEM replacement check valve for your small engine. It is also known as a fuel tank vent. You may need to replace this part if you are noticing debris or dirty oil in the reservoir. Make sure the engine is cool before you begin this repair, and remove the wire and boot from the spark plug to prevent the engine from starting up.

The m10 Left Hand Thread Nut is a 10mm, gold metal part, sold individually. This nut is a "reverse thread". It requires a wrench or socket set to install, and installation is rated as "Easy". Use this part to secure the blade to the unit, by attaching it to the shaft, securing the cutting blade. If broken or damaged, it should be replaced...Read more. Refer to your make, model and diagrams to check if this is the right part for you.

The Cotter Pin (or Split Pin) is a 2x22mm silver metal part, sold individually. It is rated as "Easy" to install, and installation will require a set of pliers. It can be attached in various locations on a variety of equipment and is used to secure and lock parts in place. If broken, damaged, or worn down the part it is securing may becom...Read moree loose, and the part should be replaced. If this part is removed for repairs, replace it with a new one. Refer to your make, model, and diagrams to make sure this is the correct part.

This OEM nut is a 5mm, gold, metal nut, which is sold individually. It can be installed with a Wrench or Socket and Torque Wrench by torquing to the manufacturer specifications. This nut is used to secure another part in place, and should be replaced if damaged due to fatigue (such as damaged threads or rounded ends). This nut can have v...Read morearious uses on various equipment, and as such the difficulty of the installation can vary, but generally this is an easy repair.

This spark plug wire, also known as a spark plug coil or spark plug cap coil, is compatible with various makes and models of hand-held outdoor power equipment and is sold individually. This wire is installed within the spark plug boot and attaches to the spark plug for the ignition of your equipment. The spark plug wire is often exposed t...Read moreo extreme heat and excessive vibrations, so through normal wear and tear, it will likely break down. If your equipment is having difficulty starting or has general performance issues, the wire may be the reason why. To replace this wire, make sure your equipment is off before removing the wire and boot from the spark plug. Remove the boot from the wire and install the new wire within the boot before re-installing the boot back to the spark plug.

This OEM metal washer is commonly used on a variety of different small engine/lawn equipment models and is sold individually. This washer is used to help evenly distribute pressure from the securing bolt or screw with the cylinder cover, to reduce any effects of vibration from the engine. If the connection between the securing fastener be...Read morecomes loose, or if you are replacing the fastener itself, it is recommended that you replace this washer as well.

This replacement screw is specially designed for use with Echo handheld lawn and garden equipment. It is a high quality OEM sourced item, not an aftermarket imitation. This screw is a standard hardware which has multiple uses depending on the equipment. Please note, this hex socket head screw is sold individually.

This replacement part is an authentic OEM screw designed for use with blowers and string trimmers. This is a standard hardware which has multiple uses based on equipment. Please refer to diagrams for proper application. This screw is made out of metal and it is sold individually. To secure or loosen this screw you would need a phillips head screwdriver.

The Blade Fixture is a silver, metal, individualy sold blade, which attaches at the bottom of the cutting head assembly, being held on by the nut and cotter pin. It is used to secure the blade fixing plate of the trimming tool. Installation is rated as "Easy" and requires a wrench and pliers to complete. If broken or damaged due to genera...Read morel wear, the cutting blade will not be secured, may be loose, or may not be able to stay on, which means you need to replace it. Refer to your make, model, and diagrams to ensure this is the correct part.

This replacement gasket is a genuine OEM sourced item that is designed for Echo handheld lawn and garden equipment. It is a high quality rubber item that helps to create a tight seal between the fuel tank and the cap. Please note this cap gasket is sold individually.

Genuine OEM replacement part, this item is sold individually. The Vent Cover is installed on the vent tube on the carburetors for the outdoor products listed below. After the Vent Hood is installed on the vent line, the the Fuel Tank vent is attached to the Vent Hood.