Maintenance Of Electrical Installation And Fans, Repair Maintenance Of P / Set, Diesel Generator Set And A / C Unit At Cpwd Office Building Pokhariput Bhubaneswar. Sh: Annual Maintenance And Checking Of 2Nos 100 Kva Transformer I / C Changes, Of Gasket, Topping Of Transformer Oil I / C Dehydration Of Oil Etc As Required.