User manual RYOBI 51950A

[. . . ] ZR51990A--250000001 & Up Operator's Manual WARNING: To reduce the risk of injury, the user must read and understand the operator's manual. Save this manual. 1 READ THIS INFORMATION Before you use your new trimmer/brushcutter, read the following helpful hints to get you started. Mix all of the 2-cycle oil provided with 1 US gallon of 87-octane, unleaded gasoline. Warm Starting When you restart the trimmer/brushcutter and you are not sure whether the engine is still warm, set the start lever to RUN (Choke Open) and pull the starter cord. [. . . ] A fire or explosion from gasoline will burn you and others. This product is powered by a 2-cycle engine and requires premixing gasoline and 2-cycle oil. The oil mix should be 50:1, using oil that meets or exceeds JASO-FC specifications. Mix the 2-cycle engine oil provided with unleaded gasoline in the container, according to the instructions on the oil carton. Important: This engine is certified to operate on unleaded gasoline intended for automotive use with an octane rating of 87 ([R + M] / 2) or higher. Store the container out of the reach of children. Check for fuel leaks. Note: It is normal for the engine to emit smoke during use. WARNING: 16 Operation WARNING: The product may throw objects during operation, causing injury to the operator or to bystanders. Always wear suitable eye protection, long heavy pants, and boots while operating the product. Starting/Stopping the Product Primer Bulb See Figure 14a, Figure 14b, Figure 14c and Figure 15. Note: If restarting a warm engine, leave the choke in the RUN position. Move the engine switch to the OFF ( O ) position. Figure 14b Start Lever Start Position Start Lever Run Positon Figure 14c Switch Switch Trigger Primer Bulb Starter Cord Figure 14a Trigger Figure 15 Operation 17 Operating the Trimmer Operating the trimmer differs, depending on whether you are using the curved shaft trimmer or the straight shaft trimmer. PROPER OPERATING POSITION WARNING: Always hold the string trimmer away from the body, keeping clearance between the body and the product. Any contact with the housing or string trimmer cutting head can result in burns and/or other serious personal injury. To Operate the Curved Shaft Trimmer (Model No. Hold the trimmer at waist level with your right hand on the trigger handle and your left hand on the front handle. Place the product on the right side of your body with the engine behind and away from your body. Trim grass and weeds in a right-to-left motion with the line parallel to the ground. Tap the retaining cap lightly on the ground while the motor is running. Note: The line cutting blade on the grass deflector will cut the line to the proper length. Note: To help prevent line tangle, tap only once to lengthen the line. If additional line is required, wait a few seconds before retapping the retaining cap. Keep the cutting line at full length. Figure 16b PROPER OPERATING POSITION Figure 16a To Operate the Straight Shaft Trimmer (Model No. Hold the trimmer at waist level with your right hand on the trigger handle and your left hand on the front handle. Place the product on the right side of your body with the engine behind and away from your body. Trim grass and weeds in a left-to-right motion with the line parallel to the ground. 18 Operation Retaining Cap Figure 16c Operating the Brushcutter (Model No. Hold the brushcutter at waist level with your right hand (arm extended) on the trigger handle and your left hand on the front handle. [. . . ] also warrants to the initial purchaser and each subsequent purchaser that your non-road or small off-road engine is free from defects in materials and workmanship which cause the engine to fail to conform with applicable regulations for a period of two years. The 1995 and later small off road engines are warranted for two years in California. In all other states for 1997 and later model years, EPA requires manufacturers to warrant non-road engines for two years. These warranty periods will begin on the date the non-road or small off-road engine is purchased by the initial purchaser. [. . . ]