bids are invited for boq1 - operation and daily basis maintenanceservicing of split acswindow acstower type acswater coolersros and all related partsand accessories of regarding installations by engagingfollowing minimum man power ac mechanic- skilled - 02 nos. helper- un skilled - 02 nos. (reliever shall be provided on weekly off and holiday) (1. contractor has to depute the above required staffs on all days including weekly offs and holidays.) 2. contractor has to provide reliever on weekly offs and holidays of above required staffs) , boq2 - all inclusive comprehensive repair and maintenance contract of 1.5tr and 2trcapacity wall mounted split type air conditioner unit (inverter type) working on refrigerant r-32 and r-410a, including repair and replacement of compressor,pcb card, copper refrigerant piping,drain piping,control cabling, providing andtop up refrigerant, providing and refixing of insulation etc(complete as required on the site for proper operation of air conditioner andall materials for replacement and rewinding to be arranged by contractor) - rates shall be quoted for 02 years for each unit , boq3 - all inclusive comprehensive repair and maintenance contract of 3tr and 4trcapacity tower type air conditioner unitworking on refrigerant r-32 and r-410a, including repair and replacement of compressor, pcb card, copper refrigerant piping,drain piping,control cabling, providing andtop up refrigerant, providing andrefixing of insulation etc(complete as required on the site for proper operation of air conditioner andall materials for replacement and rewinding to be arranged by contractor) - rates shall be quoted for 02 years for each unit , boq4 - all inclusive comprehensive repair andmaintenancecontract of existing water cooler of cooling capacity 40 lph to 60 lph, storage capacity upto 120 ltrs, (including existing ro and uv (ro capacity upto 60 lph) along with water cooler)including repair and replacement of compressor, all filters, membrane, pipes, taps