Fixation device for servicing wind turbine components

A fixation device for providing at least one fixation location at a wind turbine, said wind turbine comprising at least a wind turbine tower, a nacelle and a hub for a number of rotor blades, wherein

• said fixation device comprises at least one fixation arm configured for being arranged at said nacelle
• wherein said at least one fixation arm in an active state, where the at least one fixation arm is at least partly extended, extends at least to a position forward of the nacelle and at a level substantially at or below a rotation axis for the rotor blades of the wind turbine;
• wherein said at least one fixation arm is configured for being mounted at, on or in the nacelle;
• wherein said at least one fixation arm being extendable;
• and
• wherein said at least one fixation arm in an inactive state is not extending essentially forward of the nacelle, and said at least one fixation arm is mounted to a bottom part of the nacelle.