Bosch GLL 50 User Manual

Operating / Safety Instructions
Consignes d’utilisation / de sécurité
Instrucciones de funcionamiento y seguridad
GLL 50
GLL 55
IMPORTANT:
Read Before Using
IMPORTANT :
Lire avant usage
IMPORTANTE:
Leer antes de usar
English Version
See page 7
Version française
Voir page 34
Versión en español
Ver la página 65
1-877-BOSCH99 (1-877-267-2499) www.boschtools.com

Bosch GLL 50 Specifications

General

Laser Class	Class 2
Laser Diode	635 nm, < 1 mW
Leveling Type	Self-Leveling
Range	Up to 50 ft
Protection Class	IP54
Mount Threading	1/4"
Operating Temperature	14° F / -10° C up to 122° F / 50° C
Battery	3 x AA

Summary

Safety and General Information

Safety Symbols Explained

Explains the meaning of safety alert symbols like DANGER, WARNING, CAUTION.

General Safety Rules for Operation

Provides essential safety guidelines for operating the laser tool and avoiding hazards.

Work Area Safety Guidelines

Electrical and Personal Safety Precautions

Covers battery safety, laser radiation exposure, and proper use of viewing glasses.

Preparation and Basic Operation

Battery Installation and Replacement

Initial Operation and Controls

Operating Modes and Shut-off Functions

Automatic Leveling and Accuracy Verification

Automatic Leveling Operation

Details how the automatic leveling function works and its operational range.

Working Without Automatic Leveling

Horizontal Line Accuracy Check

Step-by-step guide to verify the accuracy of the horizontal laser line.

Vertical Line Accuracy Check

Step-by-step guide to verify the accuracy of the vertical laser line.