1. Introduksjon
Thank you for choosing the WORKPRO 20V Cordless Angle Grinder. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before first use and keep it for future reference.
This powerful and versatile tool is designed for various tasks including grinding, derusting, cutting, and polishing, offering cordless convenience and high performance.
2. Sikkerhetsinstruksjoner
Følg alltid grunnleggende sikkerhetsregler når du bruker elektriske verktøy for å redusere risikoen for brann, elektrisk støt og personskade.
Generelle sikkerhetsadvarsler for elektroverktøy:
- Sikkerhet på arbeidsområdet: Hold arbeidsområdet rent og godt opplyst. Ikke bruk elektroverktøy i eksplosive atmosfærer, for eksempel i nærheten av brennbare væsker, gasser eller støv.
- Elektrisk sikkerhet: Unngå kroppskontakt med jordede overflater. Ikke utsett elektroverktøy for regn eller våte forhold.
- Personlig sikkerhet: Stay alert, watch what you are doing and use common sense. Always wear eye protection and hearing protection. Use appropriate personal protective equipment (PPE) such as dust mask, non-skid safety shoes, hard hat, or hearing protection for appropriate conditions.
- Bruk og vedlikehold av elektroverktøy: Ikke bruk makt på elektroverktøyet. Bruk riktig elektroverktøy til ditt bruk. Koble batteriet fra elektroverktøyet før du foretar justeringer, bytter tilbehør eller oppbevarer elektroverktøy.
- Bruk og vedlikehold av batteriverktøy: Lad kun opp med laderen som er spesifisert av produsenten. Bruk kun elektroverktøy med spesielt beregnede batteripakker.
Spesifikke sikkerhetsadvarsler for vinkelslipere:
- Dette elektroverktøyet er ment å fungere som en sliper, sliper, stålbørste eller avskjæringsverktøy. Les alle sikkerhetsadvarsler, instruksjoner, illustrasjoner og spesifikasjoner som følger med dette elektroverktøyet.
- Ikke bruk tilbehør som ikke er spesielt designet og anbefalt av verktøyprodusenten.
- Sørg for at tilbehøret er riktig montert og strammet før bruk.
- Always use the correct protective guard for the type of work being performed (grinding or cutting).
- Do not operate the tool without the guard properly installed.
- Maintain a firm grip on the power tool with both hands.
- Keep hands away from the rotating accessory.
- Be aware of kickback, which is a sudden reaction to a pinched or snagged rotating wheel.
- Do not apply excessive pressure during cutting, as this can activate the protection and stop the machine. If this occurs, turn off the switch and restart immediately.
3. Pakkens innhold
Carefully unpack all items and ensure you have received all components listed below. If any items are missing or damaged, please contact WORKPRO customer service.
- 1 x WORKPRO Cordless Angle Grinder
- 1 x 20V 4.0 Ah Lithium-ion Battery
- 1 x hurtiglader
- 5 x Cutting Discs (Ø125mm)
- 2 x Protective Guards (for cutting and grinding)
- 1 x Multi-position Auxiliary Handle
- 1 x skiftenøkkel

Image 3.1: The WORKPRO 20V Cordless Angle Grinder along with its complete set of accessories, including the battery, charger, cutting discs, protective guards, auxiliary handle, and wrench.
4. Produktet er overview
Familiarize yourself with the different parts of your WORKPRO Angle Grinder before operation.

Image 4.1: Detailed diagram showing the key components of the angle grinder, including the rubber auxiliary handle, safety lock, spindle lock, metal safety wheel guard for grinding, battery, LED indicator, and the quick-change guard mechanism.
- Rubber Auxiliary Handle: Gir ekstra grep og kontroll.
- Sikkerhetslås: Forhindrer utilsiktet oppstart.
- Spindellås: Used to lock the spindle for easy disc changes.
- Metal Safety Wheel Guard (for Grinding): Protects the user during grinding operations.
- Batteri: 20V 4.0Ah Lithium-ion battery for cordless operation.
- LED-indikator: Viser batteriets ladenivå.
- Change The Guard Without Tool: Quick-release mechanism for changing protective guards.
- Metal Safety Wheel Guard (for Cutting): Protects the user during cutting operations.
- Cut-Off Wheels: Discs for cutting various materials.
- Lader: Fast charger for the 20V battery.
- Nøkkelring: Wrench for securing and removing discs.
5. Oppsett
5.1 Lading av batteriet
- Insert the 20V 4.0Ah Lithium-ion battery into the fast charger.
- Plug the charger into a standard electrical outlet (Type C - Two round pins, French type).
- The LED indicator on the battery will show the charging status. Ensure the battery is fully charged before first use.
5.2 Feste hjelpehåndtaket
- The auxiliary handle can be attached in multiple positions (left, right, or top) for optimal comfort and control.
- Screw the rubber auxiliary handle firmly into the desired threaded hole on the grinder head.

Image 5.1: Illustration of the 3-position anti-vibration and non-slip rubber handle, demonstrating its adjustability for user comfort and control.
5.3 Installing/Changing Discs and Protective Guards
- Always ensure the battery is removed before changing discs or guards.
- Trykk og hold inne spindellåseknappen for å hindre at spindelen roterer.
- Use the provided wrench to loosen the flange nut and remove the old disc (if any).
- Place the desired cutting or grinding disc onto the spindle, ensuring it is centered.
- Replace the flange nut and tighten it securely with the wrench while holding the spindle lock.
- Select the appropriate protective guard for your task (cutting or grinding). The guards feature a quick-change mechanism.
- Attach the guard by aligning it with the grinder head and snapping it into place. Ensure it is securely fastened and does not tilt.

Image 5.2: The angle grinder shown with the included 5 metal/stainless cut-off wheels and 2 quick-change protective guards, one for cut-off wheels and one for flap discs.
6. Bruksanvisning
6.1 Slå på/av
- Sett det ladede batteriet inn i batterisporet til det klikker på plass.
- To start the grinder, locate the switch in the middle-top position. Push the switch to the right, then push it upwards. This two-step operation is a safety feature to prevent accidental startup.
- To turn off the grinder, simply release the switch.

Bilde 6.1: Nærbilde view of the angle grinder's middle switch, highlighting the two-step operation (1. push right, 2. push up) for enhanced safety and the cruise speed function.
6.2 Slipe- og skjæreteknikker
- Hold the grinder firmly with both hands, using the auxiliary handle for stability.
- Allow the disc to reach full speed (7500 rpm) before contacting the workpiece.
- For grinding, apply light, even pressure and move the grinder smoothly across the surface.
- For cutting, make shallow passes, gradually increasing the depth. Do not force the tool.
- If the machine stops due to excessive pressure, immediately turn off the switch, remove the pressure, and restart the machine.
- Always direct sparks away from yourself and others, and away from flammable materials.

Image 6.2: A collage demonstrating the angle grinder in action for different applications, including grinding metal, cutting pipes, and surface preparation, with sparks visible during operation.
7. Vedlikehold
7.1 Rengjøring
- After each use, disconnect the battery and clean the tool with a soft, dry cloth.
- Remove any dust or debris from the ventilation openings to prevent overheating.
- Ikke bruk vann eller kjemiske rengjøringsmidler.
7.2 Batteristell
- Oppbevar batteriet på et kjølig, tørt sted vekk fra direkte sollys og ekstreme temperaturer.
- Do not store the battery in a discharged state for extended periods. Recharge it periodically if not in use.
- Ikke utsett batteriet for vann eller ild.
7.3 Skifte av skive
- Replace discs when they become worn, damaged, or lose their effectiveness.
- Always use discs with the correct diameter (Ø125mm) and bore size for this grinder.
- Follow the instructions in Section 5.3 for safe disc replacement.
8. Feilsøking
This section addresses common issues you might encounter with your WORKPRO Angle Grinder.
| Problem | Mulig årsak | Løsning |
|---|---|---|
| Kvernen starter ikke. | Batteriet er ikke ladet eller ikke satt inn riktig. Safety switch not engaged properly. | Sørg for at batteriet er fulladet og satt ordentlig inn. Follow the two-step switch operation (push right, then push up). |
| Kvernen stopper under drift. | Excessive pressure applied, activating overload protection. Batteriet er lavt. | Reduce pressure on the workpiece. Turn off the switch, then restart. Lad opp batteriet. |
| Overdreven vibrasjon eller støy. | Disc is worn, damaged, or improperly installed. Guard is loose or tilted. | Inspect and replace the disc if necessary. Ensure the disc is correctly mounted and tightened. Re-secure the protective guard, ensuring it is not tilted. |
| Dårlig skjære-/slipeytelse. | Worn or incorrect disc. Insufficient speed due to low battery. | Replace with a new, appropriate disc. Lad opp batteriet. |
9. Spesifikasjoner
Detailed technical specifications for the WORKPRO 20V Cordless Angle Grinder.
| Trekk | Spesifikasjon |
|---|---|
| Merke | WORKPRO |
| Modellnummer | W125049AU |
| Strømkilde | Batteridrevet |
| Batteritype | 20V 4.0Ah litiumion |
| Hastighet uten belastning | 7500 rpm |
| Diameter på skive | Ø125mm |
| Vekt (uten batteri) | 1.75 kg |
| Total Weight (with battery) | 3.58 kg (Package weight) |
| Materiale | Legert stål |
| Farge | Grey, Black, Green |
| Produsent | Hang Zhou Great Star Industrial Co., LTD |
| UPC | 820909764137 |

Image 9.1: The angle grinder placed on a scale, illustrating its lightweight design at only 1.75 kg without the battery, which helps reduce user fatigue during prolonged work.
10. Garanti og støtte
The WORKPRO 20V Cordless Angle Grinder comes with a 1 års produsentgaranti fra kjøpsdatoen.
This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, abuse, neglect, unauthorized repairs, or normal wear and tear.
For warranty claims, technical support, or inquiries about spare parts, please contact WORKPRO customer service through your original point of purchase or visit the official WORKPRO webnettstedet.
Vennligst ta vare på kjøpsbeviset for garantivalidering.