1. Sarrera
This instruction manual provides essential information for the safe and efficient operation, maintenance, and care of your Bosch GWS 25-180 LVI VULCANO 7-inch Angle Grinder. Please read this manual thoroughly before using the tool and keep it for future reference. Proper use and adherence to safety guidelines will ensure optimal performance and extend the life of your tool.
2. Segurtasun Jarraibide Orokorrak
Always observe the following fundamental safety precautions when operating power tools to reduce the risk of electric shock, fire, and serious injury.
- Lan eremuko segurtasuna: Mantendu lan-eremua garbi eta ondo argiztatuta. Gune nahasi edo ilunak istripuak sor ditzakete. Ez erabili tresna elektrikoak leherketa-atmosferan, hala nola likido, gas edo hauts sukoien aurrean.
- Segurtasun elektrikoa: Tresna elektrikoen entxufeak entxufearekin bat etorri behar dira. Ez aldatu inoiz entxufea inola ere. Saihestu gorputza lurrera konektatutako gainazalekin kontaktuan jartzea, hala nola hodiekin, erradiadoreekin, sukaldeekin eta hozkailuekin.
- Segurtasun pertsonala: Always wear appropriate personal protective equipment (PPE), including safety glasses, hearing protection, dust mask, heavy-duty gloves, and protective clothing. Do not overreach. Keep proper footing and balance at all times.
- Tresnaren erabilera eta zaintza: Ez behartu tresna elektrikoa. Erabili zure aplikaziorako tresna elektriko egokia. Deskonektatu entxufea energia-iturritik doikuntzak egin, osagarriak aldatu edo tresna elektrikoak gorde aurretik.
- KickBack Stop: This tool is equipped with a KickBack Stop feature, which automatically shuts down the tool if the disc jams, reducing the risk of sudden kickback.
- Berrabiarazi babesa: The tool will not restart automatically after a power interruption, even if the switch is in the ON position. This prevents unintended startup.
- Hasiera leuna: The Soft Start feature ensures a smooth and controlled startup, reducing initial torque and improving user control.
- Gizon hilaren etengailua: The tool features a Dead Man Switch, which requires continuous pressure to operate. Releasing the switch immediately stops the tool, enhancing safety.
3. Produktua amaitu daview
The Bosch GWS 25-180 LVI VULCANO is a powerful 7-inch angle grinder designed for heavy-duty cutting and grinding applications. It features a robust 2500W motor and a turbo cooling system for extended durability.
Funtsezko osagaiak
- Helduleku nagusia
- Bibrazioen aurkako helduleku laguntzailea
- Babeslea
- Ardatz blokeatzeko botoia
- Tri-Control Switch
- Grinding/Cutting Disc (accessory, not included)
Ezaugarriak
- 2500 Watts of power and 6,500 RPM for demanding tasks.
- Anti-vibration handle ensures improved ergonomics during use.
- Tri-Control switch prevents unintentional activation of the tool.
- Integrated safety features: KickBack Stop, protective guard, Restart Protection, Soft Start, and Dead Man Switch.
- Turbo cooling system for enhanced motor longevity.

1. irudia: Aldea view of the Bosch GWS 25-180 LVI VULCANO Angle Grinder, showing the main body and handle.
4. Konfigurazioa
4.1 Paketatzea
Carefully remove the angle grinder and all accessories from the packaging. Inspect the tool for any damage that may have occurred during shipping. Do not operate a damaged tool.
4.2 Helduleku lagungarria jartzea
The anti-vibration auxiliary handle can be screwed into either the left or right side of the gear head, depending on your preference and the application. Ensure it is securely tightened before operation.

2. irudia: Goikoa view of the angle grinder, illustrating the attachment point for the auxiliary handle.
4.3 Ehotzeko/ebatzeko diskoa muntatzea
- Ziurtatu tresna energia-iturritik deskonektatuta dagoela.
- Eduki sakatuta ardatza blokeatzeko botoia.
- Place the backing flange onto the spindle.
- Position the grinding or cutting disc onto the backing flange. Ensure the disc is compatible with the tool's specifications (7-inch diameter).
- Izorratu clamping nut onto the spindle and tighten it firmly using the provided spanner wrench.
- Askatu ardatza blokeatzeko botoia.
4.4 Babes-babesa doitzea
The protective guard must always be used for grinding and cutting operations. Adjust the guard to ensure maximum protection for the operator, directing sparks and debris away from your body. Loosen the clamping screw, rotate the guard to the desired position, and then firmly tighten the screw.
5. Funtzionamendu-argibideak
Before starting, ensure all safety instructions are understood and followed. Always wear appropriate PPE.
5.1 Piztu/Itzaltzea
- Pizteko: Press and hold the Tri-Control switch. The tool will start with a Soft Start.
- Desaktibatzeko: Release the Tri-Control switch. The tool will stop immediately due to the Dead Man Switch feature.
5.2 Angelu-artezgailuarekin lan egitea
Hold the tool firmly with both hands, one on the main handle and one on the auxiliary handle. Position the disc at a slight angle to the workpiece for grinding, or perpendicular for cutting. Apply moderate pressure; do not force the tool. Allow the tool's speed and power to do the work.

Figure 3: A worker demonstrating proper use of the angle grinder with full personal protective equipment.
5.3 Safety Features in Operation
- KickBack Stop: If the disc binds or jams, the KickBack Stop system will detect the sudden rotation change and shut off the motor to prevent dangerous kickback.
- Berrabiarazi babesa: Potentzia bat izanez gerotage, the tool will not restart automatically when power is restored, even if the switch is engaged. You must manually reset the switch to restart the tool.
6. Mantentzea
Mantentze-lan erregularrak zure angelu-erregailuaren iraupena eta funtzionamendu segurua bermatzen ditu.
6.1 Garbiketa
After each use, clean the ventilation slots to prevent dust buildup, which can lead to overheating. Use a soft brush or compressed air. Do not use water or chemical cleaners.
6.2 Ikuskapena
Periodically inspect the power cord for damage. Check the protective guard and auxiliary handle for secure attachment. Ensure the spindle lock button functions correctly. Replace worn or damaged accessories promptly.
6.3 Biltegiratzea
Store the angle grinder in a dry, secure location out of reach of children. Ensure the tool is unplugged and cooled down before storage.
7. Arazoak
Zure angelu-artezgailuarekin arazoak badituzu, jo ezazu honako arazo eta irtenbide ohikoenei:
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Tresna ez da martxan jartzen | No power supply; Tri-Control switch not fully engaged; Restart Protection activated. | Check power connection; Ensure switch is fully pressed; Disconnect and reconnect power, then re-engage switch. |
| Tresna gelditzen da funtzionamenduan zehar | Overload; KickBack Stop activated; Power interruption. | Reduce pressure on workpiece; Check for disc jamming; Check power supply. |
| Gehiegizko bibrazioa | Worn or unbalanced disc; Loose auxiliary handle. | Replace disc; Tighten auxiliary handle. |
| Gehiegi berotzea | Blocked ventilation slots; Continuous heavy use. | Garbitu aireztapen-zirrikituak; utzi tresna hozten. |
For problems not listed or if solutions do not resolve the issue, contact an authorized Bosch service center.
8. Zehaztapenak
| Ezaugarri | Zehaztapena |
|---|---|
| Fabrikatzailea | BOSCH |
| Eredua | GWS 25-180 LVI VULCANO |
| Energia iturria | Kable elektrikoa |
| liburukiatage | 220 Volt |
| Wattage | 2500 Watt |
| RPM (kargarik gabeko abiadura) | 6,500 RPM |
| Diskoaren Diametroa | 7 hazbete (180 mm) |
| Materiala | Metala |
| Kolorea | Urdina |
| Neurriak (paketea) | 58.8 x 16.2 x 12 cm |
| Pisua (Paketea) | 6.14 kg |
| Osagaiak barne | 1 GWS 25-180 LVI VULCANO Angle Grinder, 1 Anti-vibration handle, 1 Spanner wrench, 1 Backing flange, 1 Clampintxaur |
| Beharrezko bateriak | Ez |
9. Bermea eta Laguntza
This Bosch power tool is manufactured to high-quality standards. For information regarding the product warranty, please refer to the warranty card included with your purchase or visit the official Bosch Professional website for your region. For technical assistance, spare parts, or service, please contact your local authorized Bosch service center. Always use genuine Bosch accessories for optimal performance and safety.
Informazio eta laguntza gehiago aurki dezakezu hemen: Bosch Denda Profesionala.





