- Construction of explosion-protected wire rope and chain hoists
- Construction of explosion-protected components
- Maintenance and repair of hoist and travel motors
- Temperature control for Zone 1 and Zone 21
- Maintenance of explosion-protected panel boxes in Ex de design
- Maintenance and adjustment of overload devices
- Electrical installation of hoists
- Equipotential bonding acc. to DIN VDE 0100 part 200
- General maintenance instructions