On 8 July 2021, Surgutskaya GRES-2 will start renewing the marking painting on Chimney Stack No. 2. Previously, the power plant performed activities intended to fill the air gap with heat insulator, repair the service platforms and ladders, protect them against corrosion, and restore the lighting system.
Over the period from 19 July through 1 August 2021, Surgutskaya GRES-2 will conduct activities providing for repairs of delivery water heaters and valves on modular boiler units, metal testing involving the elimination of defects at main delivery water lines, hydraulic testing of pipelines under elevated pressure prior to start-up, and recovery of thermal insulation. Besides, the power plant has been continuously performing routine repairs of Power Unit No. 2 SPU-810 MW since 28 June.
The list of activities includes lubrication, adjustment, and replacement of consumables, regular metal sensing, and rectification of defects revealed. The maintenance of the power unit will be completed on 17 July 2021.