Stihl HL 90 Product Instruction Manual - Page 27
Specifications
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Definitions 1. Cap Secures the shaft in the drive tube during transportation. 2. Hand Guard Limits useable grip area for left hand in direction of gearbox and blades. Helps protect hand from cuttings. 3. Handle Hose For holding and controlling the unit with the hand during operation. 4. Drive Tube Encloses and protects the drive shaft between the engine and gearbox. 5. Slide Control For starting throttle, run and stop. Keeps the choke partially open during starting and switches off the ignition to stop the engine. 6. Throttle Trigger Lockout Must be depressed before the throttle trigger can be activated. 7. Throttle Trigger Controls the speed of the engine. 8. Choke Knob Eases engine starting by enriching mixture. 9. Spark Plug Boot Connects the spark plug with the ignition lead. 10. Air Filter Cover Encloses and protects the air filter. 11. Fuel Tank For fuel and oil mixture. 12. Machine Support For resting machine on the ground. 13. Cutting Blades Steel blades for cutting hedges and shrubs. 14. Blade Scabbard Covers cutting blades when hedge trimmer is not in use. 15. Cutting Blade Guard Helps to reduce the risk of operator contact by the cutter blade. 16. Blade Drive Gear Converts rotary movement of angle drive into reciprocating movement of cutting blades. 17. Angle Drive Transmits rotary motion of drive shaft to the blade drive gear. 18. Fuel Filler Cap For closing the fuel tank. 19. Carburetor Adjusting Screws For tuning the carburetor. 20. Manual Fuel Pump Provides additional fuel feed for a cold start. 21. Starter Grip The grip of the pull starter, for starting the engine. 22. Muffler with Spark Arresting Screen Muffler reduces exhaust noises and diverts exhaust gases away from operator. Spark arresting screen is designed to reduce the risk of fire. Specifications English EPA / CEPA The Emission Compliance Period referred to on the Emissions Compliance Label indicates the number of operating hours for which the engine has been shown to meet Federal emission requirements. Category A = 300 hours B = 125 hours C = 50 hours CARB The Emission Compliance Period used on the CARB-Air Index Label indicates the terms: Extended = 300 hours Intermediate = 125 hours Moderate = 50 hours Engine Single cylinder four-stroke engine with mixture lubrication HL 90 K 25