Yard-Man 454 manual Trouble Shooting Guide, Possible Causes, Corrective Action

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SECTION 10: TROUBLE SHOOTING GUIDE

Trouble

Engine fails to start

Engine runs erratic

Engine over- heats

Tines do not engage

Tines skip over ground Wheels do not engage

Possible Cause(s)

Fuel tank empty, or stale fuel.

Throttle control lever not in correct starting position (if so equipped). Blocked fuel line.

Dirty aircleaner.

Choke not in ON position. Spark plug wire disconnected. Faulty spark plug.

Engine flooded.

Unit running on CHOKE. Spark plug wire loose. Blocked fuel line or stale fuel.

Vent in gas cap plugged. Water or dirt in fuel system. Dirty air cleaner.

Carburetor out of adjustment. Engine oil level low.

Dirty air cleaner. Air flow restricted.

Carburetor not adjusted properly. Foreign object lodged in tines. Tine clevis pin(s) missing. Pulley and idler not in correct adjustment.

Not shifting properly.

Control cable not adjusted properly. Belt worn and/or stretched. Improper rotation.

Clevis pin missing.

Tiller is not being shifted properly.

Control cable not adjusted properly. Belt worn and/or stretched.

Corrective Action

Fill tank with clean, fresh gasoline. Fuel will not last over thirty days unless a fuel stabilizer is used.

Move throttle lever to start position.

Clean fuel line.

Refer to the engine manual packed with your unit. Move switch to ON position.

Connect wire to spark plug. Clean, adjust gap or replace.

Refer to the engine manual packed with your unit. Move choke lever to OFF position.

Connect and tighten spark plug wire.

Clean fuel line; fill tank with clean, fresh gasoline. Fuel will not last over thirty days unless a fuel stabilizer is used. Clear vent.

Drain fuel tank. Refill with fresh fuel.

Refer to the engine manual packed with your unit. Refer to the engine manual packed with your unit. Fill crankcase with proper oil.

Refer to the engine manual packed with your unit. Refer to the engine manual packed with your unit.

Adjust carburetor as instructed in separate engine manual. Dislodge foreign object.

Replace tine clevis pin(s).

Take unit to authorized service dealer.

Refer to Controls section of operator’s manual for proper shifting procedures.

Adjust control cable (see assembly instructions). Replace belt.

Forward rotation should only be used on soil that has already been tilled, not on virgin soil.

Replace clevis pin.

Refer to Controls section of operator’s manual for proper shifting procedures.

Adjust control cable (see assembly instructions). Replace belt.

NOTE: For repairs beyond the minor adjustments above, contact your local authorized service dealer.

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Contents Operator’s Manual Table of Contents Training Important Safe Operation PracticesMaintenance And Storage Loose Parts Handle Assembly Depth ControlStake RodAssemblyAttaching The Handle Assembly Attaching Depth Stake AssemblyAssembling Your Tiller UnpackingAttaching The Clutch Cable Checking The Clutch AdjustmentAttaching The Control Rod Control RodClutch Tire PressureBefore Starting Operating Your TillerTo Start Engine To Stop EngineBelt Tension Adjustment Handle AdjustmentCarburetor Adjustment To Operate The TillerCleaning The Tine Area ServiceBelt Replacement Maintaining Your TillerTorx Screws Belt Cover Hex Cap Nut Flat Washer Self Tap TiresIdler Pulley Rod Engine Belt Keeper Brkt Trouble Trouble Shooting GuidePossible Causes Corrective ActionParts List for Model Model Model Labels Model Description MANUFACTURER’S Limited Warranty for

454 specifications

The Yard-Man 454 is a standout machine in the realm of outdoor power equipment, designed specifically for the discerning homeowner or landscaper seeking efficiency and power in their lawn care routine. With its robust construction, advanced features, and user-friendly design, the Yard-Man 454 excels in providing a well-manicured lawn with minimal effort.

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