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User Manual for FlinQ Angle Grinder 125 mm 18V

Quick guide for the FlinQ 125 mm 18V Angle Grinder, covering safety instructions, battery operation, disc installation, and maintenance procedures.

Table of contents

Quick guide from the manual

This document provides essential operating and safety instructions for the FlinQ 125 mm 18V Angle Grinder. Always read the full safety warnings before use. The device is intended for cutting and brushing metal, concrete, or tiles without water. It is not for commercial use.

Safety instructions

  • Always wear protective equipment: safety glasses, dust mask, ear protection, and safety gloves.
  • Operate with two hands using the additional handle.
  • Switch off and remove the battery before changing attachments, cleaning, or when not in use.
  • Do not use for wet grinding or side grinding.
  • Ensure the blade guard is securely attached and adjusted for maximum safety.
  • Be aware of kickback risks; hold the tool firmly and avoid jamming the disc.

Battery and charging

The battery pack is not included. Use only the specified charger. Check the charge level by pressing the button on the battery pack. LEDs indicate the status: 4 LEDs (Maximum), 2-3 LEDs (Medium), 1 LED (Low).

Operation

To switch on, press the start lock button, then the ON/OFF switch. To switch off, release the ON/OFF switch. Use the speed control dial to adjust the rotational speed (Setting 1: Low, Setting 6: High).

Fitting/changing the disc

  1. Press the spindle lock button to lock the motor.
  2. Undo the clamping nut using the mounting spanner.
  3. Place the disc on the attachment flange.
  4. Replace the clamping nut with the raised side facing up and tighten.
  5. Run the tool at maximum speed for 60 seconds after every disc change to ensure safety.

Maintenance and storage

Keep the tool clean, dry, and free of oil or grease. Clean air vents regularly with a soft brush. Store in a dark, dry, frost-free, and well-ventilated place. For long-term storage, keep the battery partially charged (40-60%). For support, contact FlinQ at [email protected] or visit www.flinqproducts.nl.

Manufacturer information

FlinQ

Brand profile

Practical help

Common problems

Disc vibrates or does not turn smoothly

Replace the disc immediately.

Tool jams or brakes suddenly

Switch off the tool immediately and identify the cause of the jam.

Battery pack not charging (Red LED flashing)

Battery is too cold or too warm; allow it to reach a suitable temperature.

Before use

  • Ensure all fastening elements are correctly fitted.
  • Check the disc for cracks or excessive wear.
  • Ensure the blade guard is securely attached.
  • Verify the battery is charged.
  • Ensure the additional handle is mounted.

Specs in practice

Motor voltage
20V (compatible with 18V system).
No Load Speed
3000-9500 rpm, adjustable via dial.
Disc diameter
125 mm maximum.
Grinding spindle thread
M14.

Model compatibility

  • Use only discs approved for a peripheral speed of at least 80 m/s.
  • Do not use reducer rings or adapters for the disc hole.
  • Charger FQC8516 is for 2.0 Ah (1 cell) batteries.
  • Charger FQC8517 is for 4.0 Ah (5 cells) batteries.

Manual page author

Michael Turner

Technical manual editor

Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.