Yard Machines 330, 520, 230 manual Front Wheel Chart Size Tread Type

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Model Series 520

†Optional Hub Caps

Description	Part No.
Gray (3-1/2” Dia.)	720-0249
Black (4-1/4” Dia.)	731-0354
Gray (4-1/4” Dia.)	731-0355A
Gray (5-1/2” Dia.)	731-0981A

** Front Wheel Chart

Size	Tread Type	Part No.

8” x 1.75”	Bar Tread	634-0020
8” x 1.75”	“T” Tread	734-1268
8” x 2”	“S” Wave	734-1512A

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Contents OPERATOR’S Manual Important Safe Operation Practices General OperationDo not ServiceSlope Operation ChildrenSafety Labels Found On Lawn Mower Finding Your Model Number Calling Customer SupportSlope Gauge Tools Required Disconnect Spark Plug WireUnpacking Upper Drive Control HandleChute Deflector HOW to SET UP Your Lawn MowerALL Units Mulching Baffle OptionalControls Before Starting OperationGAS and OIL FILL-UP To Start Engine and Engage BladeCutting Height Adjustment AdjustmentsUsing Your Rotary Mower Handle Height AdjustmentDrive Clutch Control Adjustment Carburetor Adjustments MaintenanceThrottle Control Adjustment LubricationFlat Washer Spring Washer Pulley Cutting BladeBlade Adapter Spacer HalvesDeck Rear Flap ReplacementBlade Mounting Torque EngineIdler Pulley Belt OFF-SEASON StorageBelt Guard Idler Pulley Trouble Shooting Guide Trouble Possible Causes Corrective ActionsModel Series Description Wheel Chart Model Series 230 Front Wheel Chart Size Tread Type NO. Part no Description Shroud Chart Page Page Page MANUFACTURER’S Limited Warranty for Other Warranties