annual periodical maintenance repair of ceiling fan air coolers of board of secondary education mp bhopal , providing & fixing of wood wool / khas pads of normal size desert / room cooler panels set of 3 nos including fixing wiremesh on pads . , servicing & overhauling of cooler fan motor , pump including replacemnt of distribution & delivery pipes , pvc elbows , painting etc . as reqd . complete with necessary material & labour , rewinding of fans by copper enameled wire of suitable gauge including all required material , insulation , varnishing , connection leads , oiling . greasing etc complete with testing including dismantling & refitting of fan at site . scrap old material is not returnable to the department . , ceiling fan 1400 mm sweep old model / exhaust fan 450 mm sweep , ceiling fan 1400 mm sweep new model / exhaust fan 380 mm sweep , ceiling fan 1200 mm sweep old model / cooler fan 500 mm ( 20 ) sweep , ceiling fan 1200 mm sweep new model / exhaust fan 300 mm sweep , fresh air fan up to 300 mm sweep / wall bracket / cabin fan 400 mm sweep , cleaning , overhauling , servicing of ceiling / exhaust / wall bracket fan by applying grease & oil , including testing with mounting / hanging arrangement including replacement of safety pins , check nuts , lock nut , nut bolts etc . making perfect alignment & refitting at site as required . , supply and fixing of gi sheet 22 swg exhaust fan cowl including grouting bolt , nut , & finishing etc on existing hole to complete the job . , painting of desert cooler including making surface even , prima paint coat from inside & outside and spray painting of body , fan motor , blades , etc . with two coat of required shade complete with material and labour . , supplying , fixing and testing of ball bearing of approved make as required as per specification , 6201 no , 6202 no , 6203 no , 6204 no , supplying and replacement of cooler fan 500 mm ( 20 ) isi marked with all necessary material including connection complete of approved as required , supplying and replacement of cooler submersible water pump complete with all necessary material including connection of approved as required , supplying and fixing of cooler / a . c . ms angle iron stand including flat iron supports , including grouting in wall , if required , welding and painting with primer and two coat of superior quality paint complete . , supplying , fixing and testing of mpp condensor 440 volt single phase of approved make as required as per specification , condensor 2 . 5 mfd 440v , condensor 3 . 15 mfd 440 v , condensor 4 . 00 mfd 440 v , condensor 6 . 00 mfd 440 v , supplying and fixing of multi core round hrfr / fr pvc insulated copper ( flexible ) conductor & pvc sheathed cables 1100 volts as per is:694-1990 of approved make , ( 30 / 0 . 25 mm ) three core 1 . 5 sq . mm . , ( 50 / 0 . 25 mm ) three core 2 . 5 sq . mm . , ( 56 / 0 . 3 mm ) three core 4 . 0 sq . mm . , supplying and fixing as per specification switch of approved make isi marked with necessary material complete . , 6 amp flush type , supplying and fixing of approved make 3 pin plug top isi marked , 6 amp 250 volt 3 pin , 16 amp 250 volt 3 pin , supplying and fixing of approved make step type electronic fan regulator including connection etc . as required on existing board , 100 watt ( socket type )