Tools / Power Tools
User Manual for Bosch UniversalGrassCut 18V-26 | 18V-260 Lawn Trimmer
Quick guide for the Bosch UniversalGrassCut 18V-26 and 18V-260 lawn trimmers. Includes assembly, battery charging, operation modes, line spool replacement, and troubleshooting.
Table of contents
Quick guide from the manual
This document provides essential instructions for the safe operation and maintenance of the Bosch UniversalGrassCut 18V-26 and 18V-260 lawn trimmers. Always remove the battery before performing any maintenance, cleaning, or adjustments. Ensure bystanders are at a safe distance during operation and check the area for wildlife and foreign objects before starting.
Assembly
Protection Guard: Slide the guard onto the trimmer head until it clicks, then secure it with the provided screw.
Working Height: Press the height adjustment button to set the desired length. Ensure the mechanism clicks into place.
Handle: Press the handle-adjustment button to fold out the handle until it locks securely.
Wheel: Mount the wheel to the trimmer head, ensuring the hook engages properly and the lever clicks into place.
Operation
Switching On/Off: Press the lock-off button, then press and hold the On/Off switch to start. Release the switch to stop.
Trimming Modes: Use the foot pedal to adjust the working angle: 48° for lawn trimming, 36° for edge cutting, and 24° for cutting under bushes.
Line Feeding: The trimmer features the IntelliFEED system, which automatically rolls off the line to maintain the correct cutting diameter.
Maintenance and Cleaning
Keep the tool and ventilation slots clean for safe operation. Never use high-pressure washers or garden hoses. Store in a dry, secure place out of reach of children. Ensure the clamping ring is always attached to the spool to prevent excessive vibrations.
Battery Maintenance
Charge the battery only with approved Bosch chargers. Store the battery within the temperature range of -20°C to 50°C. If the battery life is significantly reduced after charging, it must be replaced.
Manufacturer information
Bosch
Practical help
Common problems
Motor refuses to start
Recharge the battery or allow it to reach the correct temperature.
Trimmer vibrates abnormally
Check if the clamping ring or spool cover is correctly mounted and positioned.
Cutting line breaks frequently
Avoid contact with hard objects like stones or walls; trim only with the tip of the line.
Line retracts into spool
Remove the spool and rethread the line.
Before use
- Check the working area for stones, sticks, wires, and wildlife.
- Ensure the protection guard is securely mounted.
- Verify the battery is fully charged and correctly inserted.
- Check the cutting line for damage or entanglement.
- Wear eye and ear protection.
Specs in practice
- No-load speed
- The rotational speed of the cutting head without resistance (7300 min-1).
- Cutting diameter
- The width of the area covered by the cutting line (26 cm).
- Cutting line diameter
- The thickness of the nylon line used (1.6 mm).
Model compatibility
- Compatible with Bosch 18V lithium-ion batteries (PBA 18V...W-).
- Use only Bosch approved cutting elements.
- Charger must match the battery voltage.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.