KIMO 9901

KIMO Cordless Grass Trimmer (Model 9901) - Instruction Manual

Comprehensive guide for safe operation, assembly, maintenance, and troubleshooting.

1. Introduction

Thank you for choosing the KIMO Cordless Grass Trimmer Model 9901. This electric grass trimmer is designed for efficient and comfortable lawn care, featuring a lightweight design, adjustable shaft, and powerful motor. Please read this manual thoroughly before use to ensure safe and optimal performance of your device. Keep this manual for future reference.

2. Safety Instructions

Always follow basic safety precautions to reduce the risk of fire, electric shock, and personal injury.

  • Read All Instructions: Familiarize yourself with the controls and proper use of the trimmer.
  • Wear Protective Gear: Always wear safety glasses or goggles, long pants, and sturdy footwear. Hearing protection is recommended.
  • Keep Area Clear: Ensure the work area is free of debris, rocks, and other objects that could be thrown by the cutting line. Keep bystanders, children, and pets at a safe distance (at least 15 meters/50 feet).
  • Inspect Before Use: Check the trimmer for any damaged parts, loose fasteners, or worn cutting line before each use. Replace damaged parts immediately.
  • Battery Safety: Use only the specified battery and charger. Do not expose batteries to water or extreme temperatures.
  • Avoid Accidental Starting: Ensure the safety lock-off button is engaged when not in use and during transport. The trimmer features a double safety lock mechanism to prevent accidental startup.
  • Proper Handling: Hold the trimmer firmly with both hands. Maintain proper balance and footing.
  • Do Not Overreach: Do not overreach or stand on unstable surfaces.
  • Weather Conditions: Do not use the trimmer in wet conditions or rain.
  • Overheat Protection: The trimmer is equipped with overheat protection. If the motor overheats, it will automatically shut down to prevent damage. Allow it to cool before resuming operation.
  • Nylon Line Safety: The nylon line is designed to cut automatically upon impact with hard objects, reducing rebound and damage risk to the user and surroundings.

3. Package Contents

Verify that all items are present and in good condition upon unpacking.

  • Grass Trimmer Body × 1
  • Nylon Ropes × 10
  • Auxiliary Wheel × 1
  • Auxiliary Handle × 1
  • Safety Guard × 1
  • Impact Prevention Wire × 1
  • 2000mAh Battery × 2
  • Charger × 1
  • Instruction Manual × 1
KIMO Cordless Grass Trimmer package contents
Image: All components included in the KIMO Cordless Grass Trimmer package.

4. Setup & Assembly

Follow these steps to assemble your KIMO Cordless Grass Trimmer:

  1. Attach the Safety Guard: Secure the safety guard to the trimmer head using the provided fasteners. This guard protects against flying debris.
  2. Install the Auxiliary Handle: Slide the auxiliary handle onto the main shaft and adjust it to a comfortable position. Tighten the knob to secure it. The handle is 180° adjustable for optimal grip and control.
  3. Insert Nylon Ropes: Insert two nylon ropes into the designated slots on both sides of the protective cover. Pull the cord ends out according to your working range and adjust to the desired length.
  4. Attach Auxiliary Wheel (Optional): If desired, attach the 90° auxiliary wheel to the trimmer head. This wheel allows the trimmer to glide along the ground for easier edging.
  5. Insert Battery: Ensure the battery is fully charged. Insert the battery into the battery slot until it clicks into place.
KIMO Cordless Grass Trimmer with adjustable handle and shaft
Image: The adjustable shaft and auxiliary handle for ergonomic use.

Video: Trimmer Setup

Video Description: This video demonstrates the correct procedure for assembling the KIMO grass trimmer, including attaching the safety guard, handle, and nylon ropes.

5. Operating Instructions

Before operating, ensure you have read and understood all safety instructions.

  1. Adjust Shaft Length: The main shaft can be adjusted from 93cm to 125cm to suit your height and working posture, reducing strain on your back and arms.
  2. Adjust Head Angle: The trimmer head can be adjusted up to 90° for various tasks, including regular grass trimming and precise lawn edging.
  3. Starting the Trimmer: The trimmer features a double safety lock mechanism. Press the safety lock-off button first, then press the power switch to start the motor. Release the power switch to stop.
  4. Trimming Technique:
    • For general grass trimming, hold the trimmer firmly and move it in a sweeping motion across the area.
    • For lawn edging, adjust the head to 90° and use the auxiliary wheel (if attached) to guide the trimmer along the edge of your lawn or pathways.
    • The powerful motor provides up to 22,000 RPM for efficient cutting of tall and dense weeds.
  5. Battery Life: Each 2000mAh battery provides approximately 20 minutes of continuous use after a 150-200 minute charge. Two batteries are included for extended operation.
  6. Quiet Operation: The trimmer operates at a low noise level of 45dB, making it suitable for use in residential areas without causing disturbance.
Woman using KIMO Cordless Grass Trimmer in a garden
Image: A user demonstrating the lightweight and cordless operation of the KIMO grass trimmer.

Video: Trimmer in Action (Grass Cutting)

Video Description: This video shows the KIMO grass trimmer in action, demonstrating its effectiveness in cutting grass and weeds in a garden setting.

6. Maintenance

Regular maintenance ensures the longevity and optimal performance of your trimmer.

  • Clean After Each Use: Disconnect the battery before cleaning. Use a dry cloth to wipe down the trimmer body and guard. Remove any grass clippings or debris from the cutting head.
  • Inspect Nylon Ropes: Regularly check the nylon ropes for wear or damage. Replace them when they become short or frayed. The package includes 10 spare nylon ropes.
  • Battery Care: Store batteries in a cool, dry place away from direct sunlight. Do not store fully discharged batteries for long periods.
  • Storage: Store the trimmer in a dry, secure location out of reach of children. The compact design allows for easy storage.

7. Troubleshooting

If you encounter issues, refer to the following common problems and solutions:

ProblemPossible CauseSolution
Trimmer does not start
  • Battery not inserted correctly or discharged.
  • Safety lock-off button not pressed.
  • Overheat protection activated.
  • Ensure battery is fully charged and properly inserted.
  • Press the safety lock-off button before the power switch.
  • Allow the trimmer to cool down.
Reduced cutting performance
  • Worn or short nylon ropes.
  • Excessive grass/debris buildup on the cutting head.
  • Replace nylon ropes.
  • Clean the cutting head.
Excessive vibration
  • Damaged or improperly installed cutting line.
  • Inspect and correctly install new nylon ropes.

If the problem persists after trying these solutions, please contact KIMO customer support.

8. Specifications

FeatureDetail
BrandKIMO
Model Number9901
Power SourceBattery Powered
Cutting Width280mm (Nylon Cord) / 300mm (Blade)
Product Dimensions41cm (L) x 9cm (W) (Compact)
SpeedUp to 22,000 RPM
Battery Type2000mAh (2 included)
Charging Time150-200 minutes per battery
Continuous Use TimeApprox. 20 minutes per battery
Weight2.5 kg (Ultra-lightweight)
Adjustable Shaft Length93cm - 125cm
Adjustable Auxiliary Handle180°
Noise Level45dB (Low Noise Design)
UPC731029251189, 731029638133

9. Warranty & Support

KIMO products are manufactured under strict quality control. In the unlikely event of a defect or if you have any questions regarding your product, please contact KIMO customer support. Our team is dedicated to providing excellent after-sales service.

Please retain your proof of purchase for warranty claims.

© 2026 KIMO. All rights reserved.

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