Craftsman Lawn Mower Manual

The Craftsman Lawn Mower is a reliable, user-friendly lawn care machine designed for residential use. It features a powerful engine, adjustable cutting heights, mulching and bagging capabilities, easy-start technology, and durable steel deck construction. Below are key sections for safety, features, assembly, operation, maintenance, troubleshooting, and specifications.

1. Features at a Glance 2. Assembly Instructions 3. Safety Precautions 4. Specifications 5. Controls and Operation 6. Cutting Height Adjustment 7. Maintenance Schedule 8. Storage Guidelines 9. Warranty Information 10. Parts Diagram 11. Troubleshooting

Features at a Glance

Key components: Engine, Cutting Deck, Handle, Wheels, Grass Bag, Mulching Plug, Starter Cord, Height Adjustment Lever.

FeatureDescription
EnginePowerful 140cc OHV engine with easy-start technology
Cutting Deck21-inch steel deck with dual-blade mulching system
Cutting Height AdjustmentSingle-lever adjustment for 6 positions (1.5" to 3.75")
Drive SystemFront-wheel drive with variable speed control
Grass DisposalRear bagging, side discharge, and mulching capabilities
HandleFoldable, adjustable handle with ergonomic grips
Wheels8-inch rear and 7-inch front wheels for easy maneuverability
Safety FeaturesBlade control system, safety key, and operator presence control
Fuel Tank1.1-gallon capacity for extended runtime
Warranty2-year limited warranty

Assembly Instructions

Unpack and inspect all parts. Assembly requires basic tools (included).

  1. Attach Handle: Align handle brackets with deck, insert bolts, and tighten securely.
  2. Install Wheels: Slide wheels onto axles, secure with washers and retaining clips.
  3. Attach Grass Bag: Hook bag onto rear deck brackets and secure with provided strap.
  4. Install Mulching Plug: Insert plug into side discharge chute when mulching.
  5. Add Oil and Fuel: Fill engine with SAE 30 oil (check dipstick) and unleaded gasoline.

WARNING! Do not add fuel indoors or near open flames. Ensure all fasteners are tight before operation.

Safety Precautions

Read all instructions before operating. Always wear appropriate safety gear.

  1. Clear Area: Remove stones, sticks, and debris from lawn before mowing.
  2. Check Controls: Ensure all controls function properly.
  3. Wear Protection: Use safety glasses, long pants, and sturdy shoes.
  4. Keep Bystanders Away: Do not allow children or pets in mowing area.
  5. Stop Engine: Disengage blade and turn off engine before crossing gravel drives or roads.
  6. Avoid Slopes: Do not mow on steep inclines; mow across slopes, not up and down.

DANGER! Never insert hands or feet under deck while engine is running. Disconnect spark plug before performing maintenance.

Specifications

Controls and Operation

Familiarize yourself with all controls before starting.

Handle Controls: Drive Control Lever, Blade Control Lever, Height Adjustment Lever, Speed Control.

Starting Procedure:

  1. Check oil and fuel levels.
  2. Insert safety key.
  3. Prime engine (if equipped) by pressing primer bulb 3 times.
  4. Set choke to "START" position for cold engine.
  5. Pull starter cord firmly until engine starts.
  6. Move choke to "RUN" position after engine warms.

Stopping: Release drive and blade controls, turn engine switch to OFF, remove safety key.

Cutting Height Adjustment

Adjust cutting height to match grass conditions and season.

  1. Stop engine and ensure blade is disengaged.
  2. Locate height adjustment lever near each wheel.
  3. Move lever to desired setting (1-6, with 1 being lowest).
  4. Adjust all wheels to same height for even cut.

Tip: Cut only 1/3 of grass height at a time. For first spring mowing, set to highest setting.

Maintenance Schedule

Regular maintenance ensures optimal performance and longevity.

Maintenance TaskFrequency
Check oil levelBefore each use
Check air filterEvery 25 hours
Sharpen/replace bladeEvery season or when dull
Change oilFirst 5 hours, then every 50 hours
Clean under deckAfter each use
Check spark plugEvery 100 hours
Lubricate wheelsEvery season
Replace fuel filterEvery 100 hours

CAUTION! Always disconnect spark plug before performing any maintenance.

Storage Guidelines

Proper storage prevents damage and extends mower life.

  1. Clean thoroughly: Remove grass clippings from deck, wheels, and engine.
  2. Drain fuel: Run engine until tank is empty, or add fuel stabilizer.
  3. Change oil: Replace oil at end of season if due.
  4. Remove battery (if electric start): Store in cool, dry place.
  5. Store indoors: Keep in dry, covered area away from moisture.
  6. Cover: Use mower cover to protect from dust.

WARNING! Never store mower with fuel in tank in enclosed area due to fire risk.

Warranty Information

Craftsman offers a 2-year limited warranty covering defects in materials and workmanship. Warranty does not cover normal wear, misuse, or lack of maintenance. Keep original receipt as proof of purchase. For warranty service, contact Craftsman Customer Service at 1-888-331-4569 or visit www.craftsman.com.

Parts Diagram

Refer to the parts diagram for identification and ordering of replacement parts. Common replacement parts include:

Order parts through authorized Craftsman dealers or www.craftsman.com.

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startNo fuel, clogged filter, old spark plugCheck fuel level; replace filter/spark plug; ensure safety key inserted.
Poor cutting performanceDull blade, low engine speed, wet grassSharpen/replace blade; check throttle setting; wait for grass to dry.
Uneven cutUneven tire pressure, worn bladeInflate tires to equal pressure; balance or replace blade.
Excessive vibrationLoose blade, bent blade, debris under deckTighten blade bolt; replace bent blade; clean under deck.
Loss of powerDirty air filter, old oil, clogged fuel lineClean/replace air filter; change oil; clear fuel line.
Wheels not drivingDrive belt worn or brokenInspect and replace drive belt if necessary.

Service: For technical support, call 1-888-331-4569 or visit www.craftsman.com.

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