Dismantling Of Draft Tube Runner Regulating Ring, Guide Vanes Shaft Seal Etc. Minor Repairing Of Guide Vanes Link Lever, Repair Of Runner. Fixing Of Guide Vanes Regulating Ring Etc. Adjustment Matching Of Guide Vanes With Providing And Fixing O And M Of Gumma Ph. Dismantling Of Draft Tube Runner Regulating Ring, Guide Vanes Shaft Seal Etc. Minor Repairing Of Guide Vanes Link Lever, Repair Of Runner