bids are invited for operation of 4 x 300 tr hvac plant - job contract for operation of 4 x 300 tr capacity water cooled centralised ac plantalong with all its related equipments and accessories as per the list attached in the annexure i including bms along with all its associated accessories, installed at nitb,in three shifts as per the need basis on all days including sunday and public holidays, complete as required as per the terms and conditions of the contract. , cmc of 4 x 300 tr hvac plant - aicmc of 4x300tr capacity water cooled centralised ac plant along with all its related equipments and accessories as per the list attached in the annexure - i including carrying out routine or preventive maintenance, breakdown maintenance, replacement of all defective componenets or equipments etc. as per the terms and conditions of the contract enclosed. excluding items mentioned in special conditions. , amc of water treatment plant - job contract for carrying out water regeneration in softener plants installed at service block in general shift/as per the need basis on all days including sunday and public holidays including supply of minimum 350kg/day salt to carry out water regeneration whenever the hardness of water reaches not more than 80ppm as per the terms & conditions of contract etc. complete as required. , chemical cleaning of existing resin in the softener plants including removing of existing resin, identification of worn out resins, cleaning and revamping, operating the softener plant - chemical cleaning of existing resin in the softener plants including removing of existing resin, identification of worn out resins, cleaning & revamping, operating the softener plant along with back wash, replacing/alteration of faulty air vent, submission of reports as per the terms & conditions of contract etc. complete as required. , replacing the existing resin make thermax model tulsion t42na and refilling the softener plantnote the resin should be supplied before ist qua