comprehensive annual maintenance contract of split air-conditioners , ductable split ac units and water cooler at juhu airport , mumbai for year 2020-2023 , comprehensive maintenance contract of following of ac units at various location of various makes i / c all necessary consumables and spares , replacing of faulty compressor as and when required , carrying out servicing , painting of the units as per special conditions and fault finding , rectification , gas charging , labour charges complete as required . a ) 1 st year 1 . 5 ton split ac ( 41 nos . x 12 month ) = 492 jobs , 2 . 0 ton split ac ( 44 nos . x 12 month ) = 528 jobs , 3 . 0 ton cassette type / tower type ( 2 nos . x 12 month ) = 24 jobs , 8 . 5 ton ductable split ac ( 2 nos . x 12 month ) = 24 jobs , 5 . 5 ton ductable split ac ( 3 nos . x 12 month ) = 36 jobs , b ) 2 nd year 1 . 5 ton split ac ( 41 nos . x 12 month ) = 492 jobs , 2 . 0 ton split ac ( 44 nos . x 12 month ) = 528 jobs , 3 . 0 ton cassette type / tower type ( 2 nos . x 12 month ) = 24 jobs , 8 . 5 ton ductable split ac ( 2 nos . x 12 month ) = 24 jobs , 5 . 5 ton ductable split ac ( 3 nos . x 12 month ) = 36 jobs , c ) 3 rd year 1 . 5 ton split ac ( 41 nos . x 12 month ) = 492 jobs , 2 . 0 ton split ac ( 44 nos . x 12 month ) = 528 jobs , 3 . 0 ton cassette type / tower type ( 2 nos . x 12 month ) = 24 jobs , 8 . 5 ton ductable split ac ( 2 nos . x 12 month ) = 24 jobs , 5 . 5 ton ductable split ac ( 3 nos . x 12 month ) = 36 jobs , comprehensive maintenance contract of water cooler of capacity ( 40 / 60 ) and ( 80 / 120 ) of voltas make i / c all necessary consumables and spares , replacing of faulty compressor as and when required , carrying out servicing , cleaning of water tank , fault finding , rectification , gas charging , labour charges etc as per special conditions completly as required . a ) 1 st year ( 09 nos . x12 ) =108 jobs , b ) 2 nd year ( 09 nos . x12 ) =108 jobs , c ) 3 rd year ( 09 nos . x12 ) =108 jobs , supply and fixing of copper refrigerant piping of following size & capacity comprising suction and discharge pipes complete with nitrile rubber insulation sleeves , brazing including providing of clamps etc . a ) size 1 / 2 & 1 / 4 for 1 . 5 tr air-conditioning complete as required . , b ) size 5 / 8 & 3 / 8 for 2 . 0 / 3 . 0 tr air-conditioning complete as required . , supply and fixing 25 mm dia rigid pvc pipes alongwith necessary accessories & insulation on surface / recess for drain water outlets of ac units etc . complete as required . , providing of r-22 gas . , dismantling of split airconditioners of various make of following capacity with all accessories including outdoor units angle iron support and filling the hole of the dismantled wall , plastering etc as required . 1 . 5 ton split ac , 2 . 0 ton split ac , 3 . 0 ton high wall split ac / cassette type / tower type , re-installation i / c testing and commissioning of split airconditioners of following capacity at different locations including topping up of refrigerent , complete as required . 1 . 5 ton split ac , 2 . 0 ton split ac , 3 . 0 ton high wall split ac / cassette type / tower type