Ryobi 767r, 775r AIR Filter Maintenance, Removing the Air Filter/Muffler Cover, Shaft Plunger

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MAINTENANCE AND REPAIR INSTRUCTIONS

3.Pull the inner reel with existing line from the outer spool (Fig. 20).

4.Remove any existing line from the inner reel before cleaning. Remove any debris or grass from the knob, spring, inner reel, and foam seal. Wash the inner reel with warm soapy water (Fig. 29).

Inner Reel

Fig. 29

5.Clean the shaft and the inner surface of the outer spool. To clean the shaft underneath the plunger, press down on the plunger (Fig. 30). Remove any dirt or debris from the shaft.

Shaft

Plunger

Fig. 30

NOTE: The inner reel must be totally dry before reinstalling it into the outer spool. Do not lubricate the inner reel or outer spool assembly.

6.Place the inner reel in the outer spool.

7.Place the bump knob, spring, and foam seal in the inner reel (Fig. 26).

8.Tighten the bump knob by pressing down and turning clockwise.

9.Install new line as described in Line Installation for the SpeedSpool® Pg. 17.

NOTE: A replacement Inner Reel

Part # 181460, or Bump Knob™ assembly Part # 181468, can be purchased from your local authorized dealer.

AIR FILTER MAINTENANCE

Removing the Air Filter/Muffler Cover

WARNING: To avoid serious personal injury, always turn your trimmer off and allow it to cool before you clean or do any maintenance on it.

1.Place the choke lever in the PARTIAL choke position (B).

NOTE: The choke lever must be in the PARTIAL choke position (B) (Fig. 31) to remove the air filter/muffler cover.

2.Remove the four (4) screws securing the air filter/muffler cover (Fig. 31). Use a flat blade or #20 Torx bit screwdriver.

Choke Lever

Partial Choke

Position (B)

Screws

Screws

Fig. 31

3. Pull the cover from the engine. Do not force.

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Contents OPERATOR’S Manual Introduction Table of ContentsSpark Arrestor California Emission RegulationsRules for Safe Operation Symbol MeaningWhile Operating Keep Bystanders Away Primer Bulb Safety and International SymbolsSymbol Meaning Safety Alert Symbol For Service INFORMATION, CallFull Choke position Partial Choke position HOT Surface WarningSharp Blade Do not USE Blades Indicates OIL Choke ControlKnow Your Unit Application Shaft Housing Throttle Control Handle HardwareModel 767r Assembly InstructionsInstalling and Adjusting the D-HANDLE Model 767r Wing Nut Bolt WasherDecal Installing and Adjusting the J-HANDLE Model 775rHandle Screws Top Clamp Middle Clamp Bottom Clamp Model 775rCutting Attachment Shield Recessed Holes Installing the Cutting Attachment ShieldShaft Housing Cutting Shield MountOIL and Fuel Mixing Instructions Using Blended FuelsUsing Fuel Additives OIL and Fuel InformationStarter Rope Throttle Control STARTING/STOPPING InstructionsPartial Choke Position B Full Choke Run Position a Choke Lever Primer BulbSystem Model 775r Installing the Cutting Attachment or Add-OnsOperating Instructions Operating the CLICK-LINKModel 767r Model 775r Holding the Trimmer Adjusting Trimming Line LengthMaintenance and Repair Instructions Winding the Inner Reel With New Line Line Installation for the SpeedspoolBump Knob Foam Seal Spring Inner Reel Installing a Prewound Inner reelCleaning the SpeedSpool Releasing the Inner ReelChoke Lever Partial Choke Position B Screws AIR Filter MaintenanceRemoving the Air Filter/Muffler Cover Shaft PlungerReinstalling the Air filter/Muffler Cover Cleaning the Air FilterAir Filter Check Fuel Mixture Carburetor AdjustmentClean Air Filter Adjust Idle Speed Screw020 ACCESSORIES/REPLACEMENT PartsReplacing the Spark Plug 110-120 in.lb .3-13.5 NmLong Term Storage Cleaning and StorageCleaning StorageProblem Cause Action TroubleshootingEngine SpecificationsDrive Shaft & String Head Page Owners Warranty Responsibilities Ryobi Canada INC Ryobi Outdoor Products