tender for u-6 esp overhauling job under ahp-e/m of stps.-- 1 description of job 2 dry cleaning jobdry cleaning of all 04 esp pass starting from esp inlet funnel toesp outlet funnel, all hoppers, gas distribution baffles, all emittingand collecting electrodes and other allied zones. four (04)separate gangs have to be deployed to carry out dry cleaning ofall 04 esp passes simultaneously. to remove the deposited ashwithin 03 days from hand over of esp. 3 water washing of esp internalswater washing of all esp pass starting from esp inlet funnel toesp outlet funnel, all hoppers, gas distribution baffles, all emittingand collecting electrodes and other allied zones. heavy water forceduring water washing should not be applied directly to the plates.four (04) separate gangs have to be deployed to carry out waterwashing all 04 esp passes simultaneously and complete within 02days. 4 emitting electrodes replacement/refittinreplacement of all emitting electrodes i.r.o esp field a1,b1,c1& d1 by new emitting electrodes(spring wire) 5 inspection of all esp fieldsinspection of all esp field(collecting electrodes, emittingelectrodes, entire rapping system, gd screen, hopper baffleplates and all other allied zones) 6 checking of collecting platesrectification of bend, & displaced collecting electrodes by heating,light hammering if required. 01 no =01 esp field. 7 checking of emitting wiresreplacement of damaged emitting electrodes with new one ifrequired. 01 no =01 esp field. 8 esp field gauging jobalignment checking, gaging & thickness measuring of collectingplates of all esp fields. 01 no =01 esp field 9 cerm shaft replacement jobtotal replacement of cerm rapping system (cerm shaft,hammers, bearings etc) of total 08 fields(a4,a5,b4,b5,c4,c5,d4 & d5). 01 no =01 esp field. 10 eerm shaft replacement jobtotal replacement of eerm rapping system (eerm shaft (vertical & horizontal), hammers, bearings, pin wheels etc.) of total 08 fields (a4, a5, b4, b5, c4, c5, d4 & d5). 01 no=01 esp field. 11 checking/rectification of crm/erm/gdrmrectification of collecting rapping mechanism (cerm) (total 28nos.), emitting rapping mechanism (eerm) (total 28 nos.) &gas distribution rapping mechanism (gdrm) (total 4 nos.),shock bar assembly, anvil, pad, and replacement of all otherdamaged components as required. 12 gearbox servicing job of crm/erm/gdrmservicing of gear boxes of all cerm, gdrm and eermincluding oil leakage rectification, gasket change, oil sealreplacement, looking glass replacement or replacement ofdamaged one by new gear box. 13 replacement of hopper heatersreplacement of damaged hopper heaters by new heaters. 14 replacement of support heatersreplacement of damaged support insulator heaters by newheaters. 15 replacement of shaft heaters replacement of damaged shaft insulator heaters by new heaters 16 checking of hopper heater jacketchecking & leakage rectification of hopper heater jacket foreach esp hopper. 17 hv disconnecting switch boxcleaning and tightness checking of disconnecting switch boxeswith cleaning and replacement of damaged pin insulators (total #108 nos). 01 no =01 esp field. 18 cleaning/checking of support insulatorchecking, cleaning & rectification (if any) of support insulators. 19 cleaning/checking of shaft insulatorchecking, cleaning & rectification (if any) of shaft insulators. 01no =01 esp field. 20 replacement of thermostat for hoppersreplacement of damaged thermostats for hoppers heaters. 21 esp manhole door repairing jobrepairing of esp man hole doors & hopper doors along withair tight ness checking 22 door gasket replacement jobreplacement of asbestos rope of all esp man hole doors &hopper doors. 23 checking/repairing of gd screenrectification / replacement of gd screen (02 stages) if required. 24 checking/repairing of baffle platesrectification / replacement of baffle plates if required. 01 no=01 esp field. 25 replacement of all dli probes 26 replacement of all dli controllers 27 esp internal leakage rectification jobany type of fabrication job to set right the esp internal and leakage rectification of esp roof top, esp hopper and esp wall to resist water and air ingress in esp if required. 28 assistance during gd testman power support & assistance during gd test. 29 painting jobpainting of all esp equipments ( disconnecting switch box, support insulator box, shaft insulator box, man hole doors of cerm,gdrm, hopper doors, cerm,eerm,gdrm gear box. also, nomenclature painting must be done after painting job. 30 collecting plate repairing jobrectification job of collecting plates for u#6, esp during o/h.the job includes fixing /repairing of collecting plates & realignment of collecting plates.