14. Maintenance
The internal back-up battery gets worn and must be
replaced when the indicator light "B" goes out and
does not light up after 2 hours' charging.
The battery is available as a service kit.
15. Dimensions
86
16. Disposal
This product or parts of it must be disposed of in an
environmentally sound way:
1.
Use the public or private waste collection
service.
2.
If this is not possible, contact the nearest Grund-
fos company or service workshop.
59
Subject to alterations.
17