PROVIDING SERVICES FOR OPERATION OF AC PLANTS AT UAV, ALDR, MO(K) AREA INCLUDING ROUTINE MAINTENACE OF PRECISION AIR COOLED SYSTEM, FAN COIL UNITS INCLUDING OT DUCTS AND FILTERS, SUSPENSION TYPE AHUs AT NAVAL BASE KOCHI

Amount

Providing services of One AC mechanic per shift for central/package type AC Plants from 0600 hours to next day 0600 hours in three shifts per day and night (i.e 8 hours per shift) including sundays and holidays asper users requirement during summer/monsoon/winter and maintain the inside temperature and RH as per design and/or the requirement of users (where air conditioning have been provided) including carrying out of daily check up and cleaning complete all as specified and as directed by the EIC for: for the following plants installed at locations shown:- UAV Squadron Garuda (i) 16.0X 2 =32 TR capacity (In operation) (ii) 16.0X1=16.0 TR capacity (As Stand by) (and) Central AC plant installed at ALDR Garuda (Chilled Water Type) (i) 20X2 =40 TR capacity (In operation) (ii) 20X1 =20 TR capacity (As standby)

All asper item No 1 above but in 1 shift and operation asper user requirement.(0900 hrs to 1700 hrs) Central AC plant installed at At SH No 27 MO(K) (DX Type) (Excluding sundays/holidays) (i) 40X2 =80 TR capacity (In operation)

M & L for QUARTERLY servicing including taking out complete air filters from cealing suspended type AHU carefully and cleaning,including arrengement of scaffolding/ladder for removing dust by using pressure water,greasing shaft and bearings,alignment of blower motor,tightening of blower V belt and refixing filters after drying all as specified and directed by Engineer-in-charge. Note:-Replacement of Air Filter shall be resposibility of contractor if damage occure while removing or refixing.

M & L for QUARTERLY Servicing to the indoor unit Fan Coil Unit clean with mild Air blower in the coil side including arrengement of scufolding/ladder for remove the inside fine filter, cleaned with Soap solution after cleaning process fix in proper place , check the drinage water/chilled water pipelines,rectify if any leakage found and provide service to the printed circuit board also, all as specified and directed Make: Zeco

M & L for QUARTERLY servicing to the outdoor unit and indoor unit of Precision air conditioning system, cleaning of filters & condenser by using pressure water,clean with mild Air blower in the cooling coil side and servicing the entire unit including repairing, maint and replacement of unserviceable parts , check gas leakage and rectified if any all as specified and directed by Engineer in charge. Make :Bluestar/Uniflair

M & L for dismantling of defective condenser/chiller pump motor of capacity up to and including 10 HP after disconnectiong electric connection from foundation,rewinding with Super Enamelled copper wire of existing size removing defective bearing, gland bush,heating,insulating and baking of existing motor winding, replacement of bearing,gland bush,gaskets,gland packing,nut and bolt, assembling,refitting and recommissioning including refixing of all electrical connections, testing all as specified and directed by Engineer-in-charge.

M & L for dismantling of defective condenser/chiller pump motor of capacity 12.5 HP and HIgher capacity up to 20 HP after disconnectiong electric connection from foundation,rewinding with Super Enamelled copper wire of existing size ,removing defective bearing, gland bush,heating,insulating and baking of existing motor winding, replacement of bearing,gland bush,gaskets,gland packing,nut and bolt, assembling,refitting and recommissioning including refixing of all electrical connections, all as specified and directed by Engineer-in-charge.

M & L for dismantling of defective CT fan motor of capacity upto10 HP including disconnectiong electric connection,fan blade and burnt motor opening, burnt coil removing , cleaning , rewinding with Super Enamelled copper wire of existing size , insulating , varnishing , heating , baking , re assembling , replacement of motor bearing of existing size including transportation from existing location to workshop and back, refixing of electrical connections,refixing of fan bush ,and balancing of fan, recommissioning all as specified and directed by Engineer-in-charge.

M & L for dismantling of defective CT fan motor of capacity 12.5 HP and higher capacity upto 15 HP including disconnectiong electric connection,fan blade and burnt motor opening, burnt coil removing , cleaning , rewinding with Super Enamelled copper wire of existing size , insulating , varnishing , heating , baking , re assembling , replacement of motor bearing of existing size including transportation from existing location to workshop and back, refixing of electrical connectios , refixing of electrical connections,refixing of fan bush ,and balancing of fan, recommissioning all as specified and directed by Engineer-in-charge.

M & L for dismantling of defective AHU motor of capacity upto 10 HP including fan after disconnectiong electric connection from foundation and burnt motor opening, burnt coil removing , cleaning , rewinding with Super Enamelled copper wire of existing size , insulating , varnishing , heating , baking , re assembling , replacement of motor bearing of existing size including transportation from existing location to workshop and back, refixing of electrical connectios , testing after repair , refixing of blower belt ,alignment with blower with motor, recommissioning all as specified and directed by Engineer-in-charge.

M & L for dismantling of defective AHU motor of capacity 12.5 HP and higher capacity upto 15 HP including fan after disconnectiong electric connection from foundation and burnt motor opening, burnt coil removing , cleaning , rewinding with Super Enamelled copper wire of existing size , insulating , varnishing , heating , baking , re assembling , replacement of motor bearing of existing size including transportation from existing location to workshop and back, refixing of electrical connectios , testing after repair , refixing of blower belt ,alignment with blower with motor, recommissioning all as specified and directed by Engineer-in-charge.

Supply and replacement in repair round type cooling tower sprinkler aluminium with distributer pipe & stay rod suitable for capacity upto 60 TR all as specified and directed.Make of cooling Tower: Paharpur/Mihir/Delta.

Supply and replacement in repair round type cooling tower sprinkler aluminium with distributer pipe & stay rod suitable for capacity 65 to 150 TR all as specified and directed.Make of cooling Tower: Paharpur/Mihir/Delta.

Supply and replacement in repair round type cooling tower sprinkler aluminium with distributer pipe & stay rod suitable for capacity 240TR - 300 TR all as specified and directed.Make of cooling Tower: Paharpur/Mihir/Delta.

S&F in replacement of PVC Fills of size 150x300x600 mm,with fine quality all as specified and directed.

S&F in repair PVC nozzles 3/4'' dia for rectangular type cooling tower all as specified and directed.

S & F in replacement of PVC heavy grade pipe of size 40 mm to 80mm with having drilling holes for water spray distribution line in cooling tower including complete connection with hub,sprinklers of existing CT fan Shaft all a sspecified and direceted

S & F in replacement of PVC heavy grade round pipe of size 100 mm with having drilling holes for water spray distribution line in cooling tower including complete connection with hub,sprinklers of existing CT fan Shaft all a sspecified and direceted

Supply and Fixing in repair CI 'Y' strainer of size upto 80 mm dia in condensing/chilled water line complete dia including modification of pipe line for fixing the strainer and replacement of flanges and nuts & bolts, packing etc all as specified and directed by Engineer incharge.Make:Advance/Leader/Castlers/Sant

Supply and Fixing in repair CI 'Y' strainer of size 100 to 125 MM dia in condensing/chilled water line complete dia including modification of pipe line for fixing the strainer and replacement of flanges and nuts & bolts, packing etc all as specified and directed by Engineer incharge.Make:Advance/Leader/Castlers/SanT

Taking down the unserviceable butterfly valve, Supply and fix CI butterfly valve full open with operating handle of size upto 80 mm dia including replacement of old nuts & bolts, packings modification of flanges if necessery and all as per specified and directed.Make:Advance/Leader/Castlers/Sant

Taking down the unserviceable butterfly valve, Supply and fix CI butterfly valve full open with operating handle of size 100-150mm mm dia including replacement of old nuts & bolts, packings modification of flanges if necessery and all as per specified and directed.Make:Advance/Leader/Castlers/Sant

Taking down corroded GI pipe line and replace with GI tubing 50 mm dia medium grade including welding,connecting and painting two coat of synthetic enamel paint all as specified and directed. Make:Advance/Leader/Castlers/Sant

Taking down corroded GI pipe line and replace with GI tubing 65 mm dia medium grade including welding,connecting and painting two coat of synthetic enamel paint all as specified and directed. Make:TATA/Jindal

Taking down the unserviceable dual plate check valve, Supply and fix dual plate check valve of size upto 80 mm dia including replacement of old nuts & bolts, packings modification of flanges if necessaery and all as per specified and directed.Make:As approved by GE

Taking down the unserviceable dual plate check valve, Supply and fix dual plate check valve of size 100mm - 125 mm dia including replacement of old nuts & bolts, packings modification of flanges if necessaery and all as per specified and directed.Make:As approved by GE

M & L for removal of damaged FRP filling material from the joints of cooling tower CAPACITY 30TR TO 300TR and filled with FRP filling materal(combination of exosine powder,resin,acytone,catalist,pigment material) including leak testing complete all as specified and as directed

M&L for removing defective Micro Processor control,model no VLRP 4/5/6 Panel board of exisiting chiller unit of AC plant capacity 15 TR to 50 TR ,replacing the relay assembly,calibration of Micro processor,return to site,refixing in position,setting all readings and run testing all as specified and as directed by Engineer in charge.Make of unit: Voltas,Bluestar and Carrier

M&L for removing defective Micro Processor control,model no VLRP 4/5/6 Panel board of exisiting chiller unit of AC plant capacity 55 TR to 120 TR ,replacing the relay assembly,calibration of Micro processor,return to site,refixing in position,setting all readings and run testing all as specified and as directed by Engineer in charge.Make of unit: Voltas,Bluestar and Carrier

Supply and fix in replacement HEPA Filter at Operation Theator No-01 from inside OT compex with HEPA chamber box type 0.3 microns, H 13 grade, MOC Aluminium anodised casing. Media : Water repellent Glass micro fibre media with Aluminium corrugated foil seperators. Construction : Pleated type. Initial Pressure drops: 25 mm WG , Air Flow : 900 CFM . Efficiency 99.% down to 0.3 microns, Gasket : Provided on air outlet side, size: 610X610X75 mm (box type)

Supply and fix in replacement HEPA Filter at Operation Theator No-02 from inside OT compex with HEPA chamber box type 0.3 microns, H 13 grade, MOC Aluminium anodised casing. Media : Water repellent Glass micro fibre media with Aluminium corrugated foil seperators. Construction : Pleated type. Initial Pressure drops: 25 mm WG , Air Flow : 1000 CFM . Efficiency: 99.% down to 0.3 microns, Gasket : Provided on air outlet side, ssize: 610X610X75 mm (box type)

Supply and fix in replacement HEPA Filter at Operation Theator No-03 from inside OT compex with HEPA chamber box type 0.3 microns, H 13 grade, MOC Aluminium anodised casing. Media : Water repellent Glass micro fibre media with Aluminium corrugated foil seperators. Construction : Pleated type. Initial Pressure drops: 25 mm WG , Air Flow : 1100 CFM . Efficiency 99 % down to 0.3 microns, Gasket : Provided on air outlet side, size: size: 610X610X75 mm (box type)

Supply and fix in replacement of pre filter from inside OT fixed in the laminar return area, supply and fixing of Pre Filters , Flange type, EU4 Grade, 10 micron, MOC:Aluminum casing, Media : Non-woven synthetic with HDPE mesh on air outlet side Aluminium mesh Pleated support. IPD: 4.5mm, Efficiency :99% down to 10 micron, air flow: 1000 CFM, Gasket ; povided.Size : 660x 360x50mm ( Flange)

M & L, Checking of existing condition of air ducts making the arrangement of visualization and the process for disinfection for Indoor air quality of AC ducts of OT including plenum box, supply air, return air ducts with robotic camera, HEPA Negative machine, air compressor, various types of air nozzles at OT’s of capacity 70 TR and length shall be 25 M of duct size 1.5 mtr x .5 mtr depth,all as specified and as directed

M & L Cleaning of Operation Theater of - 3 nos with 100 % Fresh Air type AHU cooling coil by using Bio Enzyme coil cleaner, pressure jet pump so as to improve heat transfer and avoid fungus formations appx room sizes 8 mtr x 8 mtrx 4 mtr as specified and dirtected by Engr-in -charge.

M & L Sanitization of ducts by using fogging machine, Bio-cides so as to avoid fungal/Bacterial formation inside the ducts of having size appx length 25 Mtr x 1.2 Mtr (b) x 0.5 Mtr (d) including 02 Nos of AHU room with blower motor, cooling coil by using with permissable chemicals complete all a s specified and direcetd.

Supply and fixing plastic mesh heavy duty, mesh size less than 5 mm X 5 mm for cooling tower with necessary fixing arrangements all as specified and as directed by EIC

Supply Fabricate and fixing AC Plant layout diagram, showing compressor/motor, condensor,liquid line, discharge/suction line, including all safty valves, cooling tower,from LT Panel to AHU in 3mm thick white Acrylic sheet of size 90cmx 60cm duly fixed on a wooden board and fixed on wall all as specified and as directed.

M & L for Welding/cutting of MS Pipe/Rail/MS flanges etc at various locations of AC Plants including with all necessary tools and equipements all as specified and directed.

Material and Labour for comprehensive maintenance of 120 Nos water cooler ,repair and servicing of 'Best Water Doctor' water cooler with normal, hot and cold water dispending system model Hima 6 NHC 85/90/125 ltr of make:- Cross field. Including covering all spares/parts if found un serviceable during the period and replacement of activated carbon and other consumable once in a year, like air driver bottle, DS caddle. which ever be required to provide smooth function of the machine , all are specified and directed by Enginer-in- Charge. Note : (1) The comprehensive maintenance shall be done through OEM or authorised agency of OEM, MOU between OEM and contractor . (2) The parts shall be genuine and from original equipment manufacturer (OEM) and approved by GE. (3) The contractor is responsible to carried out minimum two services in every month through OEM during the contract period or as per users requirement to ensure the serviceability of the machine. (4) All body parts and other accessories shall be thoroughly cleaned to remove strains etc with suitable solution, during the service time. (5) Any break down / complaints shall be attend with in the same day and rectification shall be intimated. (6) The rates quoted for above items shall be included for replacement of any spares becoming unserviceable during the period and no extra claim shall be allowed.

N.O. Antony Contractors

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General Engineering and Constructions

S. M. Enterprises

SREENARAYANA ENTERPRISES