bids are invited for title 1 - dismantling the pac system for checking the whole system for any leaks rectification of leaks found with the help of pressure testing of the unit ensure drain is not clogged taking set of readings and evaluating to ensure satisfactory performance of the plant checking the refrigeration control system for operation and adjusting the settings checking the functioning of compressors and its accessories cleaning up of units and air filters check the proper functioning of controllers lubricating the bearings of motors and fans , title 2 - re commissioning the system after vaccumization gas charging and testing of the unit as per specified and directed by engr in charge , title 3 - s and f 415 volt power contactor 32 amp 4 pole , title 4 - supply and charging refrigerant r 407 c after nitrogen testing , title 5 - s and f in replacement of outdoor fan for pac unit , title 6 - s andf in replacement of unsv c 7000 sensor and testing complete total quantity : 36