bids are invited for repair, maintenance, and installation of plant/ systems/equipments (version 2) - office space; defect rectification e 65 e 67 and e 71; service provider; e-65: 11 in no’s. purging cocks of sea chest valves uprooted from base. to be renewed as per sample along with base. mat- brass. . e-67: fwd engine room eductor system not taking suction. suspect pipe line to be chocked and valve defective. pipe line to be chemical cleaned, valves to be overhauled and system proved for satisfactory operation. valve size- 65 nb, type- ball valve, testing pressure- 05 bar, valve qty- 02 nos, pipe line length07 mtr, dia- 65 mm. inway jobs included removal and fitment of associated pipe lines and all consumables items. e-71: fresh water leakage and abnormal noise observed from port hydrophore pump during operation. (make: be pumps, model: a0312-ie-wcf-ms5). the defect in hydrophore pumps to be rectified and proved for satisfactory operation. all in way job includes removal of fresh water pump with associated system pipe line, overhauling of pump, renewal of pump seal, bearing and re-fitment of the same post defect rectification