User`s manual

will then be able to unclip the inner cover lens and replace it. Again, you must
remove the protective film from both sides of the cover lens before installing it.
Note
Always use genuine Servore parts. Never use a welding
helmet without both front and rear cover lenses installed.
6-2. Changing the battery
The Servoglas 5000X series of helmets uses two 3V lithium Ion batteries
(CR2032) as a main power source. These batteries are user replaceable and
should be replaced immediately when the battery warning light comes on and/or