DeWalt DCMWSP700 Lawn Mower Manual

The DeWalt DCMWSP700 is a 20-inch cordless electric lawn mower featuring a brushless motor, two 20V MAX* 10.0Ah lithium-ion batteries (included), a steel deck, 7-position height adjustment, mulching and bagging capabilities, foldable handle for storage, LED headlight, 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. Operating the Mower 7. Maintenance & Cleaning 8. Storage Guidelines 9. Safety Information 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Steel cutting deck, foldable handle, battery compartment, height adjustment lever, mulching plug, grass collection bag, safety key, and push start button.

FeatureDescription
Brushless MotorHigh-efficiency, maintenance-free motor for longer runtime
Dual 20V MAX* BatteriesTwo 10.0Ah lithium-ion batteries included for extended cutting time
7-Position Height AdjustmentAdjust cutting height from 1.5 to 4 inches
Steel DeckDurable 20-inch steel cutting deck
Mulching & BaggingIncludes mulching plug and 2.5-bushel grass collection bag
Foldable HandleEasy storage and transport
LED HeadlightIlluminates cutting path in low-light conditions
Push-Button StartElectric start with safety key
Battery Fuel GaugeDisplays remaining battery charge
Wheel DriveSelf-propelled operation with variable speed control

Assembly Instructions

Unpack and inspect all contents. Assemble on a flat, stable surface.

  1. Attach the handle: Align handle with deck brackets and secure with provided bolts and wrench.
  2. Install the grass bag: Attach bag holder to rear deck and hook collection bag onto holder.
  3. Install the mulching plug: Insert plug into rear discharge chute when mulching.
  4. Install batteries: Insert both batteries into battery compartment until they click.
  5. Adjust handle height: Loosen knobs, set desired height, and retighten.

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

First-Time Setup

Prepare mower for first use.

  1. Charge batteries: Fully charge both batteries using DeWalt charger before first use.
  2. Adjust cutting height: Set height adjustment lever to desired position (middle setting recommended).
  3. Insert safety key: Insert key into slot near handle.
  4. Test operation: Press start button in a clear area to ensure mower operates smoothly.
  5. Check bag attachment: Ensure grass bag is properly secured.

CAUTION! Keep hands and feet away from cutting blade. Always wear protective footwear.

Specifications

Controls and Settings

Main controls located on handle. Front Panel: Start button, battery fuel gauge, speed control dial.

Handle Controls: Safety key slot, start button, drive control lever, height adjustment lever, bag full indicator.

Cutting Height: Adjust via lever (1.5" to 4"). Speed Control: Dial on handle adjusts self-propelled speed. Battery: Fuel gauge shows charge level; remove batteries by pressing release buttons. Drive Control: Squeeze lever to engage self-propelled drive; release to stop.

Operating the Mower

For optimal cutting performance and safety.

  1. Insert safety key and batteries.
  2. Adjust cutting height to suit grass conditions.
  3. Press and hold start button to start motor.
  4. Squeeze drive control lever to engage self-propelled motion.
  5. Mow in straight, overlapping passes.
  6. Empty grass bag when bag full indicator is visible.
  7. To stop, release drive lever and release start button.
  8. Remove safety key when not in use.

Tip: Mow when grass is dry for best results. Avoid mowing in wet conditions.

Maintenance & Cleaning

Regular maintenance ensures longevity and performance.

  1. After each use: Clean underside of deck with brush or hose (ensure mower is off and batteries removed).
  2. Sharpen blade: Check blade every 25 hours of use; sharpen or replace if dull or damaged.
  3. Check bolts: Periodically tighten handle and wheel bolts.
  4. Clean air vents: Keep motor air vents free of debris.
  5. Inspect batteries: Check for damage; clean terminals if dirty.

WARNING! Always disconnect batteries before performing any maintenance. Wear gloves when handling blade.

Storage Guidelines

Proper storage extends mower life.

  1. Clean mower thoroughly before storage.
  2. Remove batteries and store in cool, dry place.
  3. Fold handle down for compact storage.
  4. Store in dry, covered area away from moisture.
  5. Charge batteries to 50% if storing for extended periods.

CAUTION! Do not store with batteries fully discharged. Keep away from children and pets.

Safety Information

Read all safety instructions before operation.

DANGER! Risk of serious injury. Always follow safety guidelines.

Regulatory Information

This product complies with applicable U.S. safety standards. Copyright © 2023 DeWalt. DeWalt and the yellow/black color scheme are trademarks of Stanley Black & Decker, Inc. Battery disposal: Recycle batteries according to local regulations. For support, visit www.dewalt.com or contact 1-800-4-DeWalt (1-800-433-9258).

Troubleshooting

SymptomPossible CauseCorrective Action
Mower won't startSafety key not inserted, dead batteriesInsert safety key fully; charge or replace batteries.
Poor cutting performanceDull blade, low cutting heightSharpen or replace blade; adjust cutting height higher.
Self-propelled drive not workingDrive lever not engaged, debris in driveSqueeze lever fully; check for obstructions in drive mechanism.
Battery drains quicklyOld batteries, high grassReplace batteries if old; mow more frequently to avoid cutting tall grass.
Uneven cuttingUneven tire pressure, worn bladeCheck and adjust tire pressure; balance or replace blade.
Grass bag not fillingClogged deck, wet grassClean underside of deck; mow when grass is dry.

Reset: Remove batteries for 30 seconds to reset electronic controls.

Service: 1-800-4-DeWalt; www.dewalt.com

DeWalt DCMWSP700 Lawn Mower Manual © - All Rights Reserved 2025