the holder of each of the lots provides the following services for all the technical installations referred to in Article 1 of the CCTP: - conducting, monitoring and maintaining the balancing of installations- troubleshooting and on-call duty 24 hours a day- systematic preventive maintenance- conditional and corrective preventive maintenance (Troubleshooting) - the supply of consumables necessary for routine maintenance and defined below, - technical assistance during regulatory checks and punctual services during diagnostics carried out by an external service provider for example.- The management and supply of stocks of products and spare parts defined below- the maintenance maintenance documents - cleaning and maintenance of technical rooms (boiler rooms, substations and miscellaneous) .These services fall under P2 maintenance

maintenance and repair of heating, air conditioning, DHW and water treatment installations

maintenance and troubleshooting of VMC installations