Tender For tender for main machinery package jobs - equipment: steering gear systemboth (p&s) rudders are to be dismantled, rudder stocks are to be lowered, and then placed for inspection. the rudder pressure test is to be carried out and shown to the surveyor. the condition of all the bushes/housing pipes is to be checked and shown to the surveyor for recommendations. after the necessary inspection/repair of the lower bush, stuffing box, gland, rudder, rudder stock, they are to be fitted back in position. the operational test is to be shown to the surveyor as per regulations. potentiometer servicing is to be done.** drawings attached for reference., re-metalisation of bushes. approx dimensions: dia 220mm*l320mm mat: gm**will be settled at actuals., renewal of bushes mat: gm, equipment: propeller & shaftinginitial and final clearance between the propeller shaft & bushes is to be taken. both p&s propellers are to be dismantled along with accessories. both propeller shafts (p&s) are to be drawn from the stern gear system and to be placed for inspection by the surveyor. after bushes (p&s), a bracket bushes (p&s) are to be dismantled shown for inspection, for surveyors recommendation. propellers & propeller shafts with all bushes are to be boxed back after necessary repairing, as recommended by the surveyor. both propeller blades are to be cleaned/buffed, and polished. d.p.test by irs irs-approved firm of propellers, shafts, and propeller cones is to be shown to the surveyor s satisfaction. ** drawings attached for reference., re-metalisation of a bracket bushes (p&s) (approx l: 370mm dia 140mm) and aft bushes (p&s) (approx l: 220mm dia 120mm) . mat: gm**will be settled at actuals., renewal of a bracket bushes (p&s) (approx l: 370mm dia 140mm) and aft bushes (p&s) (approx l: 220mm dia 120mm) . mat: gm, renewal of groove cutless rubber of a bracket bushes (p&s) and aft bushes (p&s)., equipment: gear boxmain both (p& s) gear boxes are to be surveyed, satsfactory trial is to be shown to the surveyor after renewal of sump lub oil (15w40).
Tender For regular maintenance and overhauling of bowl mills of tpp boilers --, servicing of gearbox as per sl.no.1.01.01 το 1.01.04 of scope of work, servicing of worm shaft as per 1.02.01 of scope of work, replacement/reversal of worm wheel & worm shaft as per sl.no.1.04.01 of sow, repair of mechanical face seal as per 1.05.01 of scope of work, repair of skirt & scrapper as per 1.06.01 of scope of work, repair of roller assemblies as per 1.07.01 of scope of work, replacement of journal as assemblies as per 1.08.01 of scope of work, replacement of bull ring segment as per sl.no 1.09.01 of scope of work, repair of mill discharge valve as per sl.no.1.10.01 of scope of work, repair of classifier as per 1.11.01of scope of work, repair/replacement of vane wheel segment as per 1.12.01 of scope of work, repair of reject hoppers and discharge gates as per scope of work 1.13.01, repair of pf bends as per 1.14.01 of scope of work, repair of p.f.pipelines, bends etc.by welding as per 1.15.01 of scope of work, replacement of victualic coupling as per 1.16.01 of scope of work, multiport outlets repair as per sl.no.1.17.1 of scope of work, repair of orifice plates as per sl.no.1.18.01 of scope of work, bowl mill area cleaning as per scope of work sl.no.1.20.01, replacement of upper radial bearing and associated works of bowl mill as per scope of work 1.23.01 το 1.23.21, replacement of ventury assembly as per scope of work 1.24.00, replacement of feed pipe as per scope of work 1.25.00, servicing of mill reject conveyors idlers as per scope of work s.no 2.01.01 το 2.01.08, servicing of mill reject conveyors return idlers as per scope of work s.no 2.02.01 το 2.02.08, replacement of inner cone as per sow s. no 5.01.00, hard facing of bowl extension ring, vane wheel segment and separator body as per sow s. no 5.02.00, servicing of pyrite hopper power cylinder as per sow s. no 5.03.00, servicing of lube oil system as per sow s. no 5.04.00, servicing of volumetric feeder as per sow s. no 6.01.00, servicing of eddy current drive gear box as per sow s. no 6.02.00, general maintenance of boiler-6 bowl mills & lube oil system, roller setting of boiler-6 bowl mill, replacement of venturi collar of boiler-6 bowl mills, replacement/resetting of gasket of victaulic coupling or feed pipe sleeve coupling (per coupling) of boiler-6 bowl mills, servicing, replacement and setting of classifier deflector blade mechanism (per mill) of boiler-6 bowl mills, replacement & servicing of journal spring assembly (per assembly) of boiler-6 bowl mills, checking & setting of spring compression (per mill) of boiler-6 bowl mills, replacement of journal assembly (per assembly) of boiler-6 bowl mills, servicing of journal assembly with journal head liner assy (per assembly) of boiler-6 bowl mills, replacement of grinding roll and its support bracket or replacement of dirty oil from journal assy of boiler-6 bowl mills, replacement of vane wheel segment assembly/air inlet arrangement (per mill) of boiler-6 bowl mills., replacement of gear or bibby coupling half of boiler-6 bowl mills, alignment of mill & motor of boiler-6 bowl mills, servicing & replacement of lube oil pump of boiler-6 bowl mills, repl. of w.s. gland packing or replacement of cooling water hoses or pyrite hopper gate problem or alignment of lop or servicing of stuffing box de/nde of cad/had or servicing of any one valve of mill lube oil lines or mrhs air valve or air receiver tank drain tap or inspection of any one pf pipe hanger or, cleaning of any one hag or cag seat of boiler-6 bowl mills., general maintenance of gravimetric feeder of boiler-6, inspection/replacement of bearings of main tail pulley, intermediate rolls & main pulley of gravimetric feeder of boiler-6, replacement of feeder belt of gravimetric feeder of boiler-6, replacement of take up screw and screw housing of take up pulley assembly of gravimetric feeder of boiler-6, replacement of belt drive reducer of gravimetric feed