MTD 020 manual Removing The Flail Screen, Sharpening Or Replacing Chipper Blade

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Removing The Flail Screen

If the discharge area becomes clogged, remove the flail screen and clean area as follows:

Stop the engine and make certain the chipper shredder vacuum has come to a complete stop.

Disconnect spark plug wire from spark plug and ground against the engine.

Remove the bag or blower chute (if equipped) from the unit as instructed in the OPERATION section to obtain access to flail screen.

Remove self-tapping screw on right side of unit that attaches to the fail screen. See Figure 9.

Self Tapping

Screw

Figure 9

Remove hex screw on top of rear housing mounting bracket and the flange lock nut that secures the flail screen. See Figure 10.

Remove and clean the screen by scraping or washing with water. Reinstall the flail screen.

Hex Screw

 

Flange Lock Nut

Flail Screen

Figure 10

Sharpening Or Replacing Chipper Blade

IMPORTANT: Because the engine on this unit has a tapered crankshaft, a special impeller tool (part number 753-0900) is required to remove the impeller assembly. For further assistance, contact your local service dealer. The instructions below involve use of this tool.

NOTE: When tipping the unit, empty the fuel tank and keep spark plug side up.

Disconnect spark plug wire and ground it away from the spark plug.

Remove flange lock nuts and front wheels that attach to pivot arm assemblies. See Figure 11.

Front Support

Brace & Lock Nut

 

Spring Lever

 

Thrust Washer

 

Flange

Height Adj.

Lock

Bearing

Nut

Pivot Arm

 

Bell Washer

Shoulder

 

Screw

Figure 11

Remove the shoulder screws and thrust and bell washers that go through the spring levers and pivot arms/height adjuster bearings to the front support brace. The front support brace and lock nut can be removed at this time as well.

Remove the three screws on the upper housing that secure the nozzle cover and the nine screws that secure the lower housing to the upper housing. See Figure 12.

Housing

Screw

Lower Housing

Screws

Nozzle

Screws

Figure 12

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Contents MTD Products LLC., P.O. Box 361131, Cleveland, Ohio Operator’s ManualTable of Contents Important Safe Operation Practices General OperationPreparation Maintenance And Storage OperationYour Responsibility Assembling Your Lawn Mower Before AssemblyRemoving Unit From Carton Attaching The HandleAttaching The Blower Chute If equipped Know Your Chipper Shredder VacuumStopping Engine Operating Your Chipper Shredder VacuumGas And Oil Fill-Up Starting EngineMaintenance Nozzle Height AdjustmentMaintaining Your Chipper Shredder Vacuum To Remove Blower Chute If equippedSharpening Or Replacing Chipper Blade Removing The Flail ScreenStoring Your Chipper Shredder Vacuum Problem Cause Remedy TroubleshootingParts List for Model Series Model Series Model Series Model Series MANUFACTURER’S Limited Warranty for