annual repair maintenance of 2019 21 . sh comprehensive maintenance contract of unitary air conditioners and water dispensers at salem airport armo 2019 21 . sh comprehensive maintenance contract of unitary air conditioners and water dispensers at salem airport . , for 1st year:- all inclusive comprehensive maintenance of following types of airconditioning units and hot , cold and normal water dispensor of all makes including routine and preventive maintenance , breakdown repairs , replacing spares , painting etc . as per special conditions as required . , cassette type - 4 ton , tower type - 3 ton , wall mounted split type - 2 ton , wall mounted split type - 1 . 5 ton , wall mounted split type - 1 . 0 ton , cmc for conway d 125 whc + ro 50 lph ( with compressor ) sl . no . 1281 to sl . no:1284 ( sha , departure , arrival and terminal building entrance ) , for iind year:- all inclusive comprehensive maintenance of following types of airconditioning units and hot , cold and normal water dispensor of all makes including routine and preventive maintenance , breakdown repairs , replacing spares , painting etc . as per special conditions as required . , cassette type - 4 ton , tower type - 3 ton , wall mounted split type - 2 ton , wall mounted split type - 1 . 5 ton , wall mounted split type - 1 . 0 ton , cmc for conway d 125 whc + ro 50 lph ( with compressor ) sl . no . 1281 to sl . no:1284 ( sha , departure , arrival and terminal building entrance )