Safety retainer for a cabin of a vehicle, vehicle comprising such a safety retainer, and method for performing maintenance of such a vehicle

A method for performing maintenance on a vehicle, the vehicle comprising:

• a chassis;
• a cabin, secured to the chassis, the cabin comprising a rear wall;
• and
• a safety retainer, the safety retainer comprising:
• a retainer bar, comprising a first end pivotably secured to the chassis and a second end comprising a sliding member;
• and
• a sliding interface, rigidly mounted on the rear wall of the vehicle, the sliding interface comprising a slit and a lock, located at a locking end of the slit;
• the retainer bar being configured to move between:
• an inoperative position, wherein the sliding member is inserted in the slit and configured to move along the slit;
• and
• an operative position, wherein the sliding member is engaged with the lock to prevent a relative movement of the retainer bar and the sliding interface;
• and
• the method comprising at least:
• when the retainer bar is in the inoperative position, tilting the cabin from an upright position into a fully tilted position;
• while the cabin is being tilted, sliding the sliding member along the slit until it is partially engaged with the lock;
• tilting back the cabin from the fully tilted position into the tilted position;
• and
• engaging the sliding member with the lock so the retainer bar is in the operative position.