bids are invited for aicmc works , all inclusive comprehensive maintenance of 11 tr precision ac (make: vertiv) as per inventory to ensure serviceability on all days including sundays & holidays alongwith all spares & consumables complete as required.(note: 1 job is considered as 1 unit per month). , all inclusive comprehensive maintenance of 1ø inverter split type airconditioning unit up to 1.5 tr capacity (make: carrier/voltas) as per inventory to ensure serviceability on all days including sundays & holidays alongwith all spares & consumables complete as required.(note: 1 job is considered as 1 unit per month). , all inclusive comprehensive maintenance of 1ø inverter type airconditioning unit (split/cassette) above 1.5 tr upto 2.0 tr capacity (make: carrier/voltas/bluestar/lg) as per inventory to ensure serviceability on all days including sundays & holidays alongwith all spares & consumables complete as required.(note: 1 job is considered as 1 unit per month). , all inclusive comprehensive maintenance of 3ø floor mounted airconditioning unit from 3.0 tr upto 4.5 tr capacity (make: bluestar) as per inventory to ensure serviceability on all days including sundays & holidays alongwith all spares & consumables complete as required.(note: 1 job is considered as 1 unit per month). , all inclusive comprehensive maintenance of water cooler having capacity of 40/80 ltrs. (make: bluestar/voltas) as per inventory to ensure serviceability on all days including sundays & holidays alongwith all spares & consumables complete as required.(note: 1 job is considered as 1 unit per month). , all inclusive comprehensive maintenance of online water purifiers (make: eureka forbes) as per inventory to ensure serviceability on all days including sundays & holidays alongwith all spares & consumables complete as required.(note: 1 job is considered as 1 unit per month). , all inclusive comprehensive maintenance of air curtain of 1.2 to 1.8 meter length (make: techno mech) as per inventory to ensure serviceability on all days including sundays & holidays alongwith all spares & consumables complete as required.(note: 1 job is considered as 1 unit per month). , miscellenous items , microbiological and chemical test for water colected from water purifier/cooler including sanitising the collection tap, collection of water in clear bottle made of glass, transportation upto nabl accredited laboratory, testing as per relevant is code and submission of test report to the e-i-c.(note: 1 job is considered as 1 no. test for 02 nos. sample) , repairing of defective hand dryers (make: technocrate) including replacement of all required components, transportation to & fro (if required) to service center/workshop to make it serviceable in all respect as per the instruction & to the complete satisfaction of engineer-in-charge(note: 1 job is considered as 1 unit). , dismantling of existing single/three phase (split/floor mounted/cassette/ etc.) air conditioner of maximum capacity upto 4.5 tr from different locations in airport comprising of indoor, outdoor unit, other accessories, piping etc. safely and shifting to aai store in all respect as per the instruction & to the complete satisfaction of engineer-in-charge(note: 1 job is considered as 1 unit). , installation, testing and commissioning of single/three phase (split/window/floor mounted/cassette etc.) airconditioners of maximum capacity upto 4.5 tr complete with transportation from aai store or from any site inside airport, fixing on wall, required connection from nearest power point (upto 2 mtrs.) and refrigerant pipes of standard length (upto 3 meters) including making good the surface complete as required as per the instruction & to the complete satisfaction of engineer-in-charge.(note: 1 job is considered as 1 unit). , providing & fixing wall mounted brackets for outdoor units of single/three phase (split/window/floor mounted/cassette etc.) airconditioners of maximum capacity upto 4.5 tr outdoor units for air conditioner with drilling holes, fixing with anchor fastener, nut bolts for fixing outdoor units, making good the surface etc. complete as required as per the instruction & to the complete satisfaction of engineer-in-charge. , providing & fixing floor mounted stands for outdoor units of single/three phase (split/window/floor mounted/cassette etc.) airconditioners of maximum capacity upto 4.5 tr outdoor units for air conditioner with fixing on ground with suitable anchor fastener, nut bolts for fixing outdoor units etc. complete as required as per the instruction & to the complete satisfaction of engineer-in-charge. , supply, installation, testing and commissioning including vaccumiazation and nitrogen testing of extra copper refrigerant piping of 28.58 mm dia (od) (hard drawn) with tube thickness 1.2 mm complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with xlpe class-o tubular insulation/with class-o closed cell elastometric nitrile rubber tubular sleeves sections of 19 mm thick insulation for suction and liquid lines as required as per the instruction & to the complete satisfaction of engineer-in-charge. , supply, installation, testing and commissioning including vaccumiazation and nitrogen testing of extra copper refrigerant piping of 15.86 mm dia (od) (soft drawn) with tube thickness 1.2 mm complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with xlpe class-o tubular insulation/with class-o closed cell elastometric nitrile rubber tubular sleeves sections of 19 mm thick insulation for suction and liquid lines as required as per the instruction & to the complete satisfaction of engineer-in-charge. , supplying & laying of extra 3 core 2.5 sqmm copper conductor cable for required connection between indoor & outdoor units etc. as required as per site condition. , supplying & laying of extra 4 core 4.0 sqmm copper conductor cable for required connection between indoor & outdoor units etc. as required as per site condition. , providing and fixing of drain pipe for condensate water from indoor unit to nearest drain point as required as per site condition.