East Midlands Railway (EMR) operates passenger rail services across the East Midlands and relies on the continued performance of HVAC systems on its Class 158 and 170 fleet to support safe operation, passenger comfort, demisting and overall service reliability. The Supplier is required to provide an integrated HVAC support solution covering maintenance, overhaul and spares support across both fleets. EMR´s preference is for a model that gives a clear point of accountability, well-defined operational interfaces and strong performance visibility across the full support package. Schedule Lot 1: HVAC Overhaul and Repair (Class 158), Schedule Lot 2: Field Engineering and Technical Support (Class 158 & Class 170) – Lot nr.: 1 HVAC Overhaul and Repair (Class 158) The Supplier shall deliver a comprehensive HVAC overhaul, repair, and refurbishment service for the Class 158 fleet. This shall include planned overhaul programmes, corrective repair activity, and associated engineering support required to maintain reliability and performance. The Supplier shall operate a structured and controlled overhaul model aligned to EMR requirements, ensuring quality, traceability, and efficient turnaround. Duration contract start date : 09/11/2026 12:00:00 AM Duration contract end date : 04/12/2028 11:59:59 PM Criteria definitions: Quality: 60 (Quality) Price: 40 (Price) – Lot nr.: 2 Lot 2: Field Engineering and Technical Support (Class 158 & Class 170) The Supplier shall deliver an integrated field engineering and technical support service that maintains HVAC system performance, supports fleet availability and enables safe, reliable operation of the Class 158 and Class 170 fleets. The required output is a responsive support model that provides planned maintenance, corrective maintenance, fault diagnosis, technical advice, defect rectification and depot coordination in accordance with agreed service levels and EMR operational priorities. The Supplier shall provide clear evidence that field engineering activity is controlled, traceable, technically assured and aligned to agreed return-to-service requirements. Duration contract start date : 09/11/2026 12:00:00 AM Duration contract end date : 04/12/2028 11:59:59 PM Criteria definitions: Quality: 60 (Quality) Price: 40 (Price)