Ryobi 825r manual Specifications, Engine

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SPECIFICATIONS

 

 

 

 

ENGINE

 

ENGINE

 

Engine Type

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air-Cooled, 4-Cycle

Displacement

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.6 cu. in. (26.2 cc)

Clutch Type

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Centrifugal

Operating RPM

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6,800-7,800 rpm

Idle Speed RPM

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,800 rpm

Ignition Type

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electronic

Ignition Switch

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Rocker Switch

Valve clearance (intake and exhaust) . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .003–.006 in. (.076–.0152 mm)

Spark Plug Gap

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.025 inch (0.655 mm)

Lubrication

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SAE 30 Oil

Crankcase Oil Capacity

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.4 oz (100 ml)

Fuel

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Unleaded

Carburetor

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diaphragm, All-Position

Starter

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Auto Rewind

Muffler

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Baffled with Guard

Throttle

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Manual Spring Return

Fuel Tank Capacity

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 oz (591 ml)

Fuel Tank

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HD Polyethylene

DRIVE SHAFT & CUTTING ATTACHMENT

Drive Shaft Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Aluminum Tube (Click-Link) Throttle Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Finger-Tip Trigger Unit Weight (No Fuel, with J-handle, Cutting attachment shield and Cutting attachment) . . . . . . . 13.5 lbs (6.13 kg) Cutting Mechanism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Dual String Cutting Head Line Spool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bump Line Releaser Line Spool Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 inches (76.2 mm) Trimming Line Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.080 inches (2.03 mm) Cutting Path Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 inches (38.1 cm)

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Contents OPERATOR’S Manual Introduction Table of ContentsSpark Arrestor California Emission RegulationsBefore Operating Symbol MeaningSafety Warnings for GAS Trimmers Rules for Safe OperationWhile Operating Other Safety WarningsUnleaded Fuel Safety and International SymbolsSymbolmeaning Safety Alert Symbol For Service INFORMATION, CallON/OFF Stop Control HOT Surface WarningSharp Blade Choke Control See list of add-ons on Other optional accessories may be used with the 825rApplications Decorative trimming around trees, fences, etcAdjusting the J-HANDLE Assembly InstructionsOIL and Fuel Information Recommended OIL TypeAdding OIL to Crankcase Initial USE Fueling Unit Using Blended FuelsUsing Fuel Additives Recommended Fuel TypeCold Start First Start of the Day or Engine Ran Out of Fuel STARTING/STOPPING InstructionsStarting Instructions Stopping InstructionsRemoving the Cutting Attachment or Add-Ons Installing the Cutting Attachment or Add-OnsOperating Instructions Operating the CLICK-LINKSYSTEMAdjusting Trimming Line Length Holding the TrimmerTips for Best Trimming Results Decorative Trimming Maintenance and Repair InstructionsMaintenance Schedule Frequency Maintenance Required Refer toWinding the Inner Reel With New Line Line Installation for the SpeedspoolReleasing the Inner Reel Installing a Prewound ReelCleaning the Speedspool Speedspool Replacement PartsChanging the OIL Checking the OIL LevelCleaning the Air Filter AIR Filter MaintenanceCheck Fuel Carburetor AdjustmentClean Air Filter Adjust Idle Speed ScrewRemove the rocker arm cover and gasket Rocker ARM ClearanceRocker Arms Adjusting Nuts Feeler Gauge Gasket Spark Arrestor Maintenance ACCESSORIES/REPLACEMENT PartsReplacing the Spark Plug Long Term Storage Cleaning and StorageCleaning StorageTroubleshooting U S ET I O N Engine SpecificationsPage Manufacturers Warranty Coverage Owners Warranty ResponsibilitiesREV. a OPERATOR’S Manual Part no