[. . . ] Grass Trimmer/Brush Cutter Operator's Manual MODEL SRM-225 WARNING Read rules for safe operation and instructions carefully. Failure to do so could result in serious injury. X7722271603 X772000153 09/10 2 IntroductIon Welcome to the ECHO family. This ECHO product was designed and manufactured to provide long life and on-the-job dependability. Read and understand this manual and the SAFETY MANUAL you found in the same package. [. . . ] * Replacement is recommended based on the finding of damage or wear during inspection. Grass Trimmer/Brush CuTTer OperaTOr's manual aIr fIlter Level 1. REPOWERTM AIR & FUEL FILTER KIT. 19 Close choke (Cold Start Position [ ]). This prevents dirt from entering the carburetor throat when the air filter is removed. Replace filter if it is damaged, fuel soaked, very dirty, or the rubber sealing edges are deformed. If filter can be reused, be certain it: · Fits tightly in the air filter cavity. Parts required: REPOWERTM AIR & FUEL FILTER KIT. Fuel is VERy flammable. Use extreme care when mixing, storing or handling, or serious personal injury may result. Use a clean rag to remove loose dirt from around fuel cap and empty fuel tank. Use the "fuel line hook" to pull the fuel line and filter from the tank. Remove the filter from the line and install the new filter. DANGER 20 spark plug Level 2. Parts Required: REPOWERTM Tune-Up Kit IMPORTANT Use only NGK BPM-8Y spark plug (BPMR-8Y in Canada) otherwise severe engine damage may occur. 1. 4. Remove spark plug and check for fouling, worn and rounded center electrode. Tighten spark plug to 150-170 kgf · cm (130-150 in · lbf). 0. 65 mm (0. 026 in. ) coolIng system Level 2. Parts Required: None if you are careful. IMPORTANT To maintain proper engine operating temperatures, cooling air must pass freely through the cylinder fin area. Overheating and engine seizure can occur when: · Air intakes are blocked, preventing cooling air from reaching the cylinder. This build up insulates the engine and prevents the heat from leaving. Removal of cooling passage blockages or cleaning of cooling fins is considered "Normal Maintenance. " Any failure attributed to lack of maintenance is not warranted. Grass Trimmer/Brush CuTTer OperaTOr's manual 1. (1 machine screw - handle side) (1 tapping screw - starter side) B A 21 IMPORTANT DO NOT use a metal scraper to remove dirt from the cylinder fins. Remove grass and leaves from the grid between the recoil starter and fuel tank. Assemble components in reverse order. eXhaust system Spark Arrestor Screen Level 2. Place piston at Top Dead Center (TDC) to prevent carbon/dirt from entering cylinder. Remove spark arrestor screen cover (C), gaskets (D), (E), and screen (F), from muffler body. [. . . ] If there is a defect in a part covered by this warranty, any ECHO Inc. You will not have to pay anything to have the part adjusted, repaired or replaced. This includes any labor and diagnosis for warranted repairs performed by the dealer. In addition, engine parts not expressly covered under this warranty but whose failure is a result of a failure of a covered part will be warranted. [. . . ]