This document provides instructions and precautions for using the 3M SPEEDGLAS 9002D welding helmet, including installation, adjustment, applicable welding types, and selection of protection levels.
This manual describes the 3M SPEEDGLAS 9002D automatic darkening welding filter, its safety features, and how to protect eyes and face during various welding processes. It explains the required use of original SPEEDGLAS helmets and the limitations for laser welding and overhead welding.
Key sections cover safety precautions, helmet and filter adjustment, shade selection, sensitivity settings, battery replacement, routine maintenance, cleaning, and a complete parts list with part numbers. This manual is written in Chinese.
| Power source | Two 3 V lithium batteries |
|---|---|
| Shade numbers | 9 and 11 |
| Operating temperature range | -5 °C to +55 °C |
| Short‑term maximum temperature | +85 °C |
| Storage temperature range | -30 °C to +70 °C |
| Light sensors | Two independent light sensors |
| Auto‑shutdown after use | Approximately 60 minutes after last arc |