REPAIR REPLACMENT AND MAINTENANCE OF CENTRAL AC PLANT OF ISSA SHALAKA HANGER ION LAB AND VRF SYSTEM OF SAG LAB AT M HOUSE AREA UNDER GE I RnD DELHI

M&L for proctective/Anti epoxy coating after chemical wash the AC plant outdoor2x60 TR and 2x90 TR unit to remove carbon, rust and to minimise the Air conditioners gas leak problems from pipes/brazing joints, cooling coils, or all unprotected copper pipes from weather/environmental effect/prolonged corroded condition and also to improve their life span and further protect from corrosion by applying single step coat of Automotive solution or copper preventive coat or any other equivalent solution ISI marked and approved by OEM by spray coating machine in all outer door unit of Central AC plant complete all as specified and directed.

M&L for pressure testing with application of Nitrogen Gas and replacement of Spares/Consumable parts for 01 Chiller application to find out any leakage and brazing and stopping of all leakage detected, re-application of nitorgen pressure to ensure leak proof gas circulator system flushing out the nitrogen gas AC plant complete all as specified and directed.

M& L for Servicing of complete AC plant including electrical panels, VSD Panels & setting of all parameters as per OEM complete all as specified and directed.

S& F in Replacement of Compressor oil for AC plant complete all as specified and directed.

S&F in replacement FILTER DRIER 0RFS for 2 x 60 TR AC Plant of make - Blue star as per existing OEM complete all as specified and directed.

S&F in replacement oil for 2 x 60 TR AC Plant of make - Blue star as per existing OEM complete all as specified and directed.

M&L for replacement Ball valve for 2x60 TR AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

Supply and fixing in replacement of temperature gauge bottom connected, direct mounted type, of temperature range of 0 - 100°C or 32 - 212°F, including necessary welding complete all as directed.

M&L for replacement AHU fan belt B-44-04 2x60 TR AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

Supply and fixing in replacment of 3 Way actuator valve for Central AC plant at complete all as specified and directed.

Supply and fixing in repair of AHU Shaft bearing No. P-207/ P-208 or existing size as per site requirement complete all as specified and directed.

Dismantling the existing chiller pump with motor of up to 7.5 HP capacity and type from the PCC foundation and material & labour for PCC 1:2:4 type B1 with (using 20mm graded stone aggregate) and including suitable iron fram nut and bolt as per existing size with 15mm thick rendering in CM 1:6 finished even and smooth with out using cement, grouting bolts, re-connecting the motor after complete of foundation work and making connections and testing, alignment complete all as specified and directed.

Supply and fixing in replacment of brass auto capacity regulator solenoid valve of any

M&L for replacement loading unloading coil for 2x60 TR AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

M&L for replacement expansion valve 5/8 for 2x60 TR AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

M&L for replacement expansion valve 118 for 2x60 TR AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

M&L for replacement gas stainer for 2x60 TR AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

M&L for replacement CT coil for 2x60 TR AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

M&L for replacement main stainer 100mm water chilleri line AC plant match with existing/as per sample.as per OEM specification complete all as specified and directed.

M&L for replacement of Hepa filter suitable for AHU to match with existing size (600x600)/as per sample.as per OEM specification complete all as specified and directed.

M&L for replacement of Hepa filter suitable for AHU to match with existing size (600x300)/as per sample.as per OEM specification complete all as specified and directed.

S&f in replacment of compressor scroll type capacity 15 TR for 2x90 TR AC plant make as per match existing complete all as specified and directed .

M&L for overhauling of pump and motor 7.5 HP capacity by opening up and cleaning of all parts such as impeller , rotor, stator, fan cover, greasing including replacing all unserviceable/damaged part like impeller, bearing bush,seal,shaft,coupling, machine work etc and reconnecting back and testing complete all as specified and directed.

M&L for overhauling of AHU motor 12 HP capacity by opening up and cleaning of all parts such as impeller , rotor, stator, fan cover, greasing including replacing all unserviceable/damaged part like impeller, bearing bush,seal,shaft,coupling, machine work etc and reconnecting back and testing complete all as specified and directed.

Disconnecting, dismantling and strip opening of the existing air handling unit of any description and in any position and of capacity of Up to 12000 CFM for overhauling and servicing, including cleaning of cooling coils with chemical including taking out existing shaft, blower drum, pulley and de-humidifier pump etc of air handling unit, checking thoroughly serviceability of the parts, fixing the serviceable parts in position, replacement of the defective/non functional/unserviceable parts/spares, reassembling, commissioning, fixing in position and testing of the air handling unit on full load for its smooth and trouble free operation complete all as specified and directed. Note :- Spare parts i.e V- belt, filters for AHU, bearing & pulley are measured and paid separately under respective items

All as per item Ser No. 144 above but size 5/8" dia, having thickness 1.25mm

All as per item No. 148 above but size 32mm dia

Each Set of three

Material and labour for taking out the existing unserviceable PCB / Master cardf of the Central Type AC Plant of capacity of make Blue Star,/carrier transporting to authorised repair workshop carrying out the necessary repair re-assembling with the control panel of AC plant testing for staisfactory working complete all as specified and directed.

Supply and fix in replacement of pre-filter, cleanable type, made of non woven synthetic media with GI frame, Box/Bag type, having efficiency 90% down to 10 microns, of size- 610x300mm complete all as directed.

Supply and fixing in replacement of MICRO-VEE 10 micron fine-filter, cleanable type, made of non woven synthetic media with GI frame, Box/Bag type, having efficiency 97% down to 3 microns, of existing shape and size 610 x 610 mm, complete all as directed

size 220V, 50 Hz, including connecting to inter rack with nut, bolts, washer, etc. complete all as specified and directed.

Disconnecting, dismantling and strip opening of the existing air handling unit of any description and in any position and of capacity of 10000 CFM to 25000 CFM for overhauling and servicing, including cleaning of cooling coils with chemical including taking out existing shaft, blower drum, pulley and de-humidifier pump etc of air handling unit, checking thoroughly serviceability of the parts, fixing the serviceable parts in position, replacement of the defective/non functional/unserviceable parts/spares, reassembling, commissioning, fixing in position and testing of the air handling unit on full load for its smooth and trouble free operation complete all as specified and directed. Note :- Spare parts i.e V- belt, filters for AHU, bearing & pulley are measured and paid separately under respective items

Supply only bearing and bearing hub as per existing size suitable for AHU 10000 CFM to 25000 CFM complete all as specified and directed.

Supply only metal pulley with hub as per existing size suitable for AHU 10000 CFM to 25000 CFM complete all as specified and directed.

M&L in replacement of V belt of size A42 complete all as specified and directed.

M&L in replacement of V belt of size A43 complete all as specified and directed.

M&L in replacement of V belt of size A46 complete all as specified and directed.

M&L in replacement of V belt of size A48 complete all as specified and directed.

M&L in replacement of V belt of size A49 complete all as specified and directed.

Supply and fixing in replacement Water Flow switch suitable bluestar scroll type chiller units of 2x60 TR as per existing model and make complete all as specified and directed.

Supplying, laying/fixing, testing and commissioning for chilled water piping plumbing of size 80 mm dia MS pipes class 'C' (heavy class) IS-1239 (75 mm insulation) inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated PUF moulded pipe section of density 20 kg/cum after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500g polythene faced hessain and finally applying 0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing feltstrip(as per IS:1322 as amended up to date ) at joints repairing of damage to building etc as per specifications and as required including taking out old unserviceable one complete all as specified and directed.

All as per item Ser No 46.00 but of size 65 mm dia MS pipes (50 mm insulation)

All as per item Ser No 46.00 but of size 50 mm dia MS pipes (50 mm insulation)

Supply, installation, testing and commissioning for GI drain piping 80 mm dia class 'B' complete with fitting etc & 25 mm thick PUF insulation with sealing tapes & 28 G Aluminium cladding complete including taking out old unserviceable pipe complete all as specified and directed.

M&L for insulation of MS pipe 80 mm dia bore of pipe with PUF slab 30 mm thick with and including applying bituminuous compound and GI cladding with 26 gauge GI sheet including taking out old unserviceable complete all as specified and directed.

All as per item Ser No 50.00 above but 50 mm dia bore of pipe.

All as per item Ser No 50.00 above but 65 mm dia bore of pipe.

Supplying, fixing, testing and commissioning of BUTTERFLY VALVE 80 mm dia (Manual type) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water/ hot water circulation as specified valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications including taking out old unserviceable valve complete all as specified and directed.

All as per item Ser No 53.00 above but bore of valve 100 mm dia

All as per item Ser No 53.00 above but bore of valve 65 mm dia

S&F in repair BALANCING VALVE 125 mm dia WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation & PN 16 pressure rating for chilled / hot water circulation complete all as specified and directed.

All as per item Ser No 56.00 above but bore of valve100 mm dia.

All as per item Ser No 56.00 above but bore of valve 80 mm dia.

All as per item Ser No 56.00 above but bore of valve 65 mm dia.

All as per item Ser No 56.00 above but bore of valve 50 mm dia.

S&F in repair Y - STRAINER 80 mm dia of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation complete all as specified and directed.

All as per Item Ser No 61.00 above but 100 mm dia.

All as per Item Ser No 61.00 above but 65 mm dia.

All as per Item Ser No 64.00 above but 50 mm dia.

S&F in replacment Bellows type rubber expansion joints 80 mm dia for Chilled water piping located at Pump inlet & exit, AHU inlet & exit and at chiller inlet & exit with double bellows, tie rods, MS flanges, necessary hardware and gaskets etc, with insulation complete all as specified and directed.

All as per Item Ser No 66.00 above but 65 mm dia

All as per Item Ser No 66.00 above but 50 mm dia

Supply and fixing in repairs of bottom any size tray for fan and coil section made out of MS sheet 1.6mm thick duly painted with two coats of synthetic enamel paint (1st grade quality) through spray machine o over a coat of red oxide chrome primer with 25mm thick thermocol insulation covered with tarfelt for AHU complete all as specified and directed.

Supply, installation, commissioning and testing condensing coil for 2 x 60 /2x90 TR TR AC Plant with brazing, vacuuming of coil including taking down old userviceable condensing coil as per existing OEM complete all as specified and directed.

Supply, installation,testing and commissioning of proportional type cooling and heating thermostats for the various Air Handling Units complete with required control wiring/installation kit etc complete all as specified and directed.

Supply, fabricating and installing perforated 2mm thick M.S. cable trays of size 50x450x50 mm thick including horizontal and vertical bends, reducers, tees, cross members and other accessories as required, and duly suspended from the ceiling with M.S. suspenders, including welding work painting etc complete all as specified and directed.

All as per Item Ser No 72.00 above but 50x200x50mm.

All as per Item Ser No 72.00 above but 50x150x50mm.

M&L for insulated, armoured heavy duty XLPE electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 50 Sqmm 4.0 core with thimble as per required as main power cable laying in trenches including taking down old unserviceable cable complete all as specified and directed.

Supply and fixing in replacement Water temperature sensor suitable bluestar scroll type chiller units of 60 TR as per existing model and make complete all as specified and directed.

M&L for insulated, armoured heavy duty XLPE electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 35 Sqmm 4.0 core including thimble as per required as main power cable laying in trenches including taking down old unserviceable cable complete all as specified and directed.

M&L for overhauling of electric motor/pump and blower of AHU including rewinding with super enamelled copper winding wire of existing gauge of capacity 7.5 to 12HP by opening up and cleaning of all parts such as impeller , rotor, stator, fan cover, greasing including replacing all unserviceable/damaged part like impeller, bearing, bush,seal,shaft,coupling,machine work etc and reconnecting back and testing complete all as specified and directed.

M&L for overhauling of electric motor and blower of AHU including rewinding with super enamelled copper winding wire of existing gauge of capacity 10 to 15 HP by opening up and cleaning of all parts such as impeller , rotor, stator, fan cover, greasing including replacing all unserviceable/damaged part like impeller, bearing, bush,seal,shaft,coupling,machine work etc and reconnecting back and testing complete all as specified and directed.

Supply, assemble and errection of ducting, made up of GI Sheets of 1mm (20 guage) thickness as in Air Condition Ducting including fabrication for required size, patch work, fixing on walls, roofs or ceiling or in existing iron frame work including all accessories such as Corner, Cleat, Carriage bolt, Gasket, lap joint, welding, reverting and appropriate sealant on longitudinal joints etc., including taking down of old unserviceable one (including old/unserviceable duct insulation), complete all as specified and as directed

All as per ser Item Ser No. 80.00 above but PGI sheet 20 gauge

M & L for duct insulation with resin bonded fibre glass wool roll of density 24 Kg /Cum and 40mm thickness with factory laminated aluminium vapour barrier as specified and including the following:- (a) M & L for cleaning the duct surface( to be insulated ) by scrapping carefully with wire brush etc. to make the surface completely free of mild scale ,durt,dust, grease and other foreign materials, taking special care so that all duct joints are sealed against any leakage. (b) M & L for applying rubber based adhesive CPRX compound. (c) M & L for sealing of all longitudinal joints and circular overlaps with and including aluminium foil tape 50 mm wide, to make the insulation leakproof. (d) M & L for securing the insulation with and including mechanically fastened nylon / steel straps of size 12mm / 50mm at maximum intervals of 1.2 mtr.

M&L for painting of all metal surfaces of Central AC plant 2 x 90 TR comprising 04 Nos chiller plant, Chiller Pump Motors, Hot water Generator Unit, LT Panel for AC Plant and AHUs with spray gun machine with two coats of synthetic enamel heat resistant paint matching the existing colour incl

uding preparation of old painted surfaces/removing old faded/rust/ cemented material off the surface complete all as specified and directed.

M&L for painting of Cetral AC plant 2 x 60 TR complete ( i.e 02 Nos chiller unit, compressor, condensers, Condensing pipes, Chillers pump motors, Condensing pump motors, LT Panel for complete AC Plant etc) with spray gun machine with two coats of synthetic enamel heat resistant paint matching the existing colour including preparation of old painted surfaces/removing old faded/rust/cemented material off the surface complete all as specified and directed.

M & L in replacement of unserviceable 2/3 way modulating motorized valve (globe type),GI globe body, Brass seating,SS-304 spindle ,Teflon gland, with linear movement actuator 24 V AC input supply,0-10V input signal with modulating thermostat & transformer of size-50 mm complete all as specified and directed.

Supply and fixing in replacement strip heater heaters of cap 2/3 KW 230/440 volts as required complete all as specified and directed.

S&F in position the mercury in glass industrial type thermometer including welding work and painting complete all as specified and directed.

S&F MCCB 100 Amps 4 Pole breaking capacity 16KA thermal magnatic release including taking down old burnt MCCB complete all as specifed and directed.

M&L in replacement of mild steel work (MS angle iron, flat iron & bracing ) for supporting chilled water pipe, condesing pipe, base channel for pump motor or any other requirement at site including necessary fabrication, welding nuts & bolts complete all as specified and directed.

Checking, servicing, preventive maintenance, cleaning (Dry and Wet), inspection and testing of window/Split type Air conditioner of capacity 1.5/2 Ton of invertor/ non invertor type or any modal and make at site in Multi story buildings as per OEM guideline for safety and performance by means chekcing operation performance parameters, cleaning of blower, condenser fan, cleaning or replacing the air filters, cleaning the condenser and evaporator coils, checkiing the refrigerant level and testing for leakage and topping off refrigerant level, inspecting and tightening electrical connections, lubricating moving parts, checking thermostate calibration, checking the PCB controler cards and capacitor * Remote control handset in and including complete all as specified and as directed by EIC.

M&L for anti corrosive coating blue/gold fin on condenser and evaorator coils window ac spliti AC cassette AC complete all as specified and as directed by EIC.

All as per Item Ser No. 91 above but AC (Window/Split Type). 2.0/3.0 TR Capacity

M&L in replacement rewinding Fan Motor of AC 1.5 TR/2.00 TR Capacity, (Window/Split Type) of any Make with Super Enameled Copper winding Wire of appropriate Gauge and Quantity including insulating materials complete all as specified and directed.

All as per item Ser No 87 above but split type/cassette type AC/Invertor/ non invertor type AC 1.5/2.0/3.0/4.1 Ton

M&L for PVC insulated, electric cable with copper conductor, 1100 volts grade, cross-sectional area 10 Sqmm 3 core including copper thimble as per required laying in trenches including taking down old unserviceable cable complete all as specified and directed.

Supply only single phase preventer complete all as specified and directed.

S&F in Replacment in position the industrial type pressure gauges 0 to 12 kg/cm2 -500 PSI with SS-304 valves and syphon assembly bend including welding, painting complete all as specified and directed.

S&F Indoor unit suitable for 1.5 TR split type AC match as per existing as per reqire on site make complete all as specified and directed. Note - indoor unit part as per OEM and ISI standard .

All as per ser item No.117 above but for split/ window type AC capacity 2.0 Ton.

All as per ser item No. 117 above but for split type AC capacity 3.0 Ton three phase run.

Taking down/up defective AC 1.5 TR Capacity (Window/Split Type), Transportation from MES Store Yard/Site to Workshop and Back including re-fixing /re-installing after taking out defective/burnt Com-pressor Sealed Unit and providing new Compressor Rotary/ Reciprocating as per site requirment of same Capacity from Authorised Dealer including Flushing of Condenser and Charging with required quantity of appropriate Refrigerant Gas R22/R410 including re-connection of Electric Connections, functioning AC complete in all respect and Testing, complete all as specified and directed. Note:- Compressor shall be procured from authorised dealer and contractor shall submit purchase vouchers alongwith written guarantee/warantee as per manufacturer.

All as per Item No. 120 above but AC 2.0/3.0 TR Capacity (Window/Split Type).

M&L in replacement invertor PCB with remote and sensor for window type AC upto 2 Ton capacity including cells of remote complete all as specified and directed .

M&Lfor repair of invertor PCB of window type AC upto 2 Ton capacity complete all as specified and directed .

M&L in replacement invertor PCB with remote including sensor for Split type AC 2.0 to 3.0 Ton capacity including remote cells complete all as specified and directed .

M&L for repair invertor PCB of Split type AC 2.0 to 3.0 Ton capacity complete all as specified and directed .

M&L in replacement PCB & motherboard with remote complete set for Inverter Split type AC up to 2 Ton capacity including remote cell complete all as specified and directed .

M&L in repair PCB & motherboard complete set for Inverter Split type AC up to 2 Ton capacity complete all as specified and directed .

M&L in replacement Remote of AC ( Window/Split Type) 1.5/2.0 TR capacity (As per sample or as per site requirement) including remote cell, complete all as specified and directed.

S&F in replacement wiring kit suitable for 1.5 to 2.0 ton capacity AC complete all as specified and directed.

M&L in replacement gas charging pin valve complete all as specified and directed.

Taking out window type AC complete unit from any height/ any floor up to six storey building and shifting to another location in the same or other building in the complex including refixing & reconnection of the unit, testing complete all as specified and directed.

Supply and charging the refrigerant gas R22 in window type AC upto 2 ton capacity after and including testing with application of nitrogen gas pressure to find out any leakage, brazing and stopping of all leakage detected, re-application of nitorgen pressure to ensure leak proof gas circulator system flushing out the nitrogen gas complete all as specified and directed.

All as per ser item No.133 above but R- 410/32 for split type AC up to 2 TR capacity.

r manufacturer.

M&L in replacement split valve ¼” for split AC up to 2.00 ton capacity complete all as specified and directed.

All as per ser item No. 136 above but of Size 1/2".

M&L in replacement split valve 5/8for split AC up to 2.00 ton capacity complete all as specified and directed.

All as per ser item No. 138 above but of Size 3/8

S&F in replacement compressor shut off valve 1/2" for split AC up to1.5 ton capacity complete all as specified and directed.

S&F in replacement compressor shut off valve 1/4" for split AC up to 1.5 ton capacity complete all as specified and directed.

S&F in replacement compressor shut off valve 3/8" for split AC up to 2.00 ton capacity complete all as specified and directed.

S&F in replacement compressor shut off valve 5/8" for split AC up to 2.00 ton capacity complete all as specified and directed.

All as per item Ser No. 144 above but size 1/4" dia, having thickness 1.25mm

All as per item Ser No. 144 above but size 3/8"dia, having thickness 1.25mm

S&F in replacement High density polyethylene pipes 20 mm dia CPVC of pressure rating 6 kgf/cm2, laid in wall/ceiling including all clamps & accessories and connecting the condensate pipe of ACs to this conduit for proper drainout of condensate water from ACs of Bldgs upto 6 (six) storey complete all as specified and directed.

S&F in replacement Hermatically Sealed compressor for 40/80 Ltrs capacity water cooler including brazing the suction and discharge lines complete all specified and dircted. Note:- Compressor shall procured compressore from authorised dealer and submit purchase vouchers alongwith written guarantee/warantee as per manufacturer.

All as per item No 151.00 above but compressor for water cooler upto 150 Ltr capacity

S&F in replacement metal plug top Single pole & Neutral and earth, 20 Amps, 240 volts suitalbe for sheet metal enclosures complete all as specified and directed.

S&F in repalcement sheet metal enclosures with clad socket & plug top, Single pole and neutral enclosure with a two pin and earth plug and socket including MCB SP, 25 Amps, 240 volts complete all as specified and directed.

S&F in repalcement sheet metal enclosures with clad socket & plug top, Triple pole and earth, encolsure with a three pin and earth plug with socket with one triple pole MCB complete including MCB TP 63 Amps 240 volts complete all as specified and directed.

S&F in replacement PVC insulated flexible copper conductor 3 core 1100 volts grade of size 2.50 Sqmm cable complete all as specified and directed.

Taking out split type AC complete indoor and outdoor unit from any height/ any floor up to six storey building by including pumping down the gas into the compressor by controlling the suction and discharge valves , disconnecting the suction and discharge copper piping and shifting to another locatiion in the same or other building in the complex including refixing of the unit with electric connections and testing complete all as specified and directed.

S&F in replacement reverse valve system made of copper for heating option suitable for 1.5/2.0 ton split / window type AC complete all as specified and as directed.

All as per item No.160 above but capacity 120/150 Ltrs

M&L for servicing of water cooler of any capacity (40 Ltrs to 150 Ltrs) including cleaning of water cooler from inside and outside with potassium permaganates, servicing of cooling coil, fan, motor, condensor, fan blades and its connected water and refrigerant fittings complete all as specified and directed.

Supply and charging the gas in the water cooler of any make and capacity up to 150 ltrs capacity including testing and detecting leakage if any with nitrogen gas and vaccum the system after rectification of all leakages complete all as specified and directed.

S&F in replacement thermostat switch suitable for water cooler of any make & size complete all as specified and directed.

S&F in replacement starting relay/over load relay suitable for water cooler of any make & size complete all as specified and directed.

S&F in replacement push cock, 15 mm bore, chromium plated, heavy duty suitable for water cooler of any make and capacity complete all as specified and directed.

M&L for preparation of old painted surfaces of water cooler of upto capacity 150 Ltrs by removing old deteriorated paint, making surfaces smooth and applying two coats of synthetic enamel paint by spray painting complete all as specified and directed.

S&F in replacement fan motor With blade suitalbe for water cooler as per existing make and capacity upto 150 ltrs complete all as specified and directed.

S&F in replacement 15 mm dia PVC connection of length upto 600mm with PTMT nuts on both ends complete all as specified and directed.

S&F in replacement condenser coil suitable for water cooler upto 150 ltrs capacity complete all as specifed and directed.

M&L for servicing of desert cooler of any size including cleaning of desert cooler from inside & outside repair/replacement of defective/unserviceable parts, i.e. fan kit, motor, water pump and connected accessories complete all as specified and directed. Note : Unserviceable parts required for replacement shall be measured and paid separately as 'supply only' under respective items of this schedule.

M&L for painting of desert cooler capacity upto 4000 Cfm with one coat of approved synthetic enamel paint inside & outside including fan/fan blade/brackets after scrapping the rust,peal of paint and preparation of surface complete all as specified and directed Note : The rates are inclusive of taking down cooler from any height, removal to workshop for painiting and refixing in position after painting including connection and testing.

Supply only desert cooler sub mersible water pump complete with electric motor single phase 230 volts 50Hz including lead, connecting & testing complete all as specified and directed.

supply only for desert cooler fan motor,copper wound suitable for upto 450mm sweep including metal fan blades SP 230 volts 50HZ including legs, rubber bush nuts/bolts for fixing of fan motor complete with connection & testing complete all as specified and directed.

S&F in repalcement of commercial ply wood BWP 4mm thick ISI marked for desert cooler of any size to close the opening between desert cooler grill and window complete all as specified and directed

S&F in replacement plug top 3 pin 5 Amps complete all as specified and directed.

S&F in replacement of plug top 3 pin 15 Amps complete all as specified and directed

S&F in replacement of

motor capacitor 2.5/3.15/4 mfd complete all as specified and directed.

S&F in replacement of desert cooler body, capacity upto 4000 cfm of galvanised iron sheets of 22 gauge for bottom tank & 20 gauge for top cover of desert cooler body duly painted with red-oxide primer & 2 coat of synthetic enameled paint complete with fixing of all spare & accessories complete all as specified & directed

S&F in replacement of float valve assembly with PTMT ferrule 15 mm dia and PVC ball valve suitable for water cooler up to 150 ltrs capacity and desert cooler upto 4000 Cfm complete all as specifeid & directed