Apparently if a light-bulb blows at a station, two different contractors need to be called - one company has a contract for replacing consumables while another

Apparently if a light-bulb blows at a station, two different contractors need to be called - one company has a contract for replacing consumables while another has a contract for repairing faults. https://youtu.be/bNEEJX0VM6k?si=1hGCnYx826ffGOPj https://youtu.be/bNEEJX0VM6k?si=1hGCnYx826ffGOPj