EGO LMX5300SP Lawn Mower Manual

The EGO LMX5300SP is a 21-inch self-propelled cordless electric lawn mower powered by a 56V ARC Lithium™ battery system. It features a steel deck, 6-position cutting height adjustment, 3-in-1 mulching/bagging/side-discharge capability, variable speed self-propulsion, LED headlights, weather-resistant construction, and a push-button start. Below are key sections for safety, features, assembly, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Assembly Instructions 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Battery & Charging 7. Operating the Mower 8. Cutting Height & Modes 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Steel cutting deck, 56V ARC Lithium™ battery, Quick-Fold™ handle, battery charger, grass collection bag, mulching plug, side discharge chute.

FeatureDescription
Power Source56V ARC Lithium™ battery (included)
Cutting Width21 inches
Cutting Height6-position adjustment (1.5" to 4")
Drive SystemVariable speed self-propulsion
Cutting Modes3-in-1 (Mulch, Bag, Side Discharge)
Deck MaterialPowder-coated steel
Start SystemPush-button electric start
LightingIntegrated LED headlights
HandleQuick-Fold™ for compact storage
Warranty5-year tool warranty, 3-year battery warranty

Assembly Instructions

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

  1. Attach the lower handle: Align with deck brackets and secure with provided bolts.
  2. Install the upper handle: Connect to lower handle, secure knobs, and route safety key cable.
  3. Attach the grass bag: Hook bag frame onto rear deck hooks.
  4. Install battery: Insert fully charged battery into compartment until it clicks.
  5. Attach side discharge chute (if using): Secure to discharge opening.

WARNING! Ensure all bolts are tightened securely. Do not operate without proper assembly.

First-Time Setup

Before first use, complete these steps.

  1. Charge battery fully: Connect charger to battery and AC outlet until indicator shows full.
  2. Adjust cutting height: Set lever to desired position (recommend 3" for first mow).
  3. Select cutting mode: Install mulching plug, bag, or side chute as needed.
  4. Test operation: Insert safety key, press and hold start button, then squeeze drive control lever.

CAUTION! Clear mowing area of debris. Wear appropriate safety gear.

Specifications

Controls and Settings

Main controls located on handle. Safety Key: Must be inserted to operate. Start Button: Press and hold to start blade. Drive Control Lever: Squeeze to engage self-propulsion; release to stop. Speed Dial: Adjust self-propulsion speed (1-6). Cutting Height Lever: Adjusts deck height (positions 1-6). Bag Full Indicator: Flashes when bag needs emptying.

Settings: Cutting height, speed selection, cutting mode (mulch/bag/side discharge).

Battery & Charging

Use only EGO 56V ARC Lithium™ batteries and charger.

  1. Charging: Connect charger to battery and AC outlet. LED indicates status (red=charging, green=full).
  2. Battery Installation: Insert into compartment until click is heard.
  3. Battery Removal: Press release buttons and pull battery out.
  4. Storage: Store battery in cool, dry place (50-77°F ideal).

Tip: For longest life, charge battery after each use. Do not store fully discharged.

Operating the Mower

Follow these steps for safe operation.

  1. Insert safety key into handle slot.
  2. Adjust cutting height to desired setting.
  3. Press and hold start button; blade will begin spinning.
  4. To move forward, squeeze drive control lever; adjust speed with dial.
  5. Release drive lever to stop movement; release start button to stop blade.
  6. Empty bag when indicator flashes or performance decreases.
  7. When finished, remove safety key and store mower properly.

WARNING! Keep hands and feet away from cutting deck. Do not mow wet grass.

Cutting Height & Modes

Height Adjustment: Use lever to select position 1 (1.5") to 6 (4"). For most lawns, 2.5-3.5" is recommended.

Cutting Modes: - Mulching: Install mulching plug. Cuts clippings finely and returns to lawn. - Bagging: Attach collection bag. Collects clippings for disposal. - Side Discharge: Install side chute. Ejects clippings to side for raking.

Change modes only when mower is off and blade has stopped completely.

Care & Maintenance

Regular maintenance ensures optimal performance and longevity.

  1. After each use: Clean underside of deck (mower off, battery removed).
  2. Blade care: Check blade monthly for damage/dullness; sharpen or replace as needed.
  3. Wheel care: Check wheels for debris; lubricate axles if necessary.
  4. Storage: Fold handle, store in dry location. Remove battery if storing long-term.
  5. Winter storage: Fully charge battery, store separately in climate-controlled area.

CAUTION! Always disconnect battery before performing any maintenance.

Regulatory Information

This product complies with applicable FCC regulations. EGO and ARC Lithium are trademarks of Chervon (North America) Inc. Copyright © 2023 Chervon North America, Inc. For support, visit www.egopowerplus.com or contact 1-855-EGO-5656. Battery disposal: Do not dispose in household trash. Recycle at appropriate facility.

Troubleshooting

SymptomPossible CauseCorrective Action
Mower won't startSafety key not inserted, dead batteryInsert safety key fully; charge or replace battery.
Poor cutting performanceDull blade, low battery, wet grassSharpen/replace blade; charge battery; mow when grass is dry.
Self-propulsion not workingDrive lever not engaged, speed dial at minimumSqueeze drive lever fully; increase speed setting.
Battery not chargingFaulty charger, temperature extremeCheck connections; charge at 50-77°F; try different outlet.
Excessive vibrationDamaged blade, debris in deckStop immediately, remove battery, inspect and clean blade/deck.

Reset: Remove battery and safety key for 60 seconds, then reinsert.

Service: 1-855-EGO-5656; www.egopowerplus.com

EGO LMX5300SP Lawn Mower Manual © - All Rights Reserved 2025