Tender For annual overhauling of l and t make esp of unit 4,2x660 mw,sstpp,mppgcl,dongalia - cleaning, inspection & alignment rectification of esp passes, internal cleaning of esp fields & hoppers with water washing, preparation of scaffolding and internal inspection for fields, cleaning & inspection of frp & its heating elements, cleaning & inspection of support insulator & its heating elements, alignment of discharge electrode frame (complete frame), repair & replacement of damaged components of esp, replacement / repairing of electrical single impulse (esi) rapping system (inlet gas distribution rapper, modulok collecting electrode rapper, rigitrode discharge electrode rapper)., internal repairing/ replacement of frp, repair/ replacement of support insulators., replacement/repair of g.d. screen., alignment of collecting electrode, repairing of rigitrode discharge electrode, reclamation/ replacement of rapper piston, rapper rod and boot mounting assembly of cerm /derm/ gdrm