REPAIR/ REPLACEMENT OF CENTRAL HEATING PLANT AND UNIT AT AGE (I) R and D MANALI

Amount

Comprehensive repair/maintenance to central heating plant of capacity 100000 K cal/hr comprising of hot water generator Make Thermaxby complete overhauling/servicing as following:- (a) M&L in replacement of graphite packing seal to primary/secondory pumps including greasing to Motor/pumps complete. (b ) Labour only for decarbonizing the oil fired burner assembly complete. (c) Descaling of cold/hot water lines. (d) M&L for replacement of oil/diesel filter element. (e) Labour only for descaling/cleaning of Hot /cold water Chamber. (f) descaling of cold/ hot water chamber complete. Note:Defective spare parts to be repaired/replaced while overhauling will be paid separately under relavent items.

Comprehensive repair/maintenance to central heating plant of capacity 200000 K cal/hr comprising of hot water generator Make Thermax by complete overhauling/servicing as following:- (a) Labour only for decarbonizing the oil fired burner assembly complete. (b) Labour only for descaling of cold/hot water lines. (c ) M&L for replacement of oil/diesel filter. (d ) M&L for replacement of flexible mattallic flared with both end banzo nuts fuel line . (e) M&L in replacement of graphite packing seal to promary/secondary pumps including greasing to motor/pumps complete. (f) descaling of cold/ hot water chamber complete. Note:Defective spare parts to be repaired/replaced while overhauling will be paid separately under relavent items.

Comprehensive maintenance to heat convertor unit of capacity up to 6000 K cal/hrs wall mounted type including descalling/cleaning and maintenance of heating coil, aluminium blower lines,Air filters including taking down and refixing the same, complete all as specified and directed by Engineer-in-Charge.

S&F in replacement of following spares of heating plant upto 200000 K cal/hr of Make Thermax Model:- AMW-01 & AMW-02, complete all as specified and directed by Engineer-in-Charge.

Ignition Transformer 230/8 KV

Burner Blower motor

Capacitor 8 MFD

Electrode assly

Sequence controller

Hose pipe metallic braided 3/8" x 50" LG

Temperature controller, 0-400 DTC-324

Temperature indicator DTC-513

Hooter square

Voltmeter

Fuel pump

Timer 2-60 Sec On delay-s

Alarm switch push type

indicating lamp

Labour only for Opening motor of Monoblock centrifugal pumpset of capacity upto 03 HP including taking down/out the burnt winding wire cleaning the slots, rewinding the motor with super enamelled copper winding wire of existing gauge, weight etc, repairing the same by replacing the unserviceable parts including machine/ lathe work and re-assembling the pump set in original position with required insulating material to make it fully functional, complete all as specified and directed by Engineer-in-Charge. Note:The copper required for rewinding and spare parts will be measured and paid separately under relevant item.

Supplying and assembling super enamelled copper winding wire of appropriat gauge and weight suitable up to 03 HP induction motor for monoblock centrifugal pump sets, complete all as specified and directed by Engineer-in-Charge.

S&F in replacement of following spares of induction motor of capacity upto 03 HP, complete all as specified and directed by Engineer-in-Charge.

GM bearing bush.

SS Rotor sleeve.

Cable seal.

Thrust bearing.

Thrust Plate

impellar

Motor seal 25 mm

O ring

CI Lower housing.

CI upper housing.

Remetling of rotar & turning.

S & F in replacement of old unserviceable overload relay 4-6/6-10 / 9-14 Amps and connected internal wiring, complete all as specified and directed by Engineer-in-Charge. Note:- The rate is inclusive of connection out the starter before replacement of overload relay and make the connection after replacement of overload realy.

S & F in replacement of old unserviceable contactor MNX 18 Amps and connected internal wiring, complete all as specified and directed by Engineer-in-Charge. Note:- The rate is inclusive of connection out the starter before replacement of contactor and make the connection after replacement of contactor.

Supply, installation and testing flanged ends strainer/dirt box of suitable sizes with stainless steel mesh suitable for cold/hot water meter to avoid foreign material entering into meter and making good connection with flanged ends, with gasket rubber sheet and nut & bolts fixing in horizontal/inclind/vertical position, including taking out unsv strainer/dirt box, complete all as specified and directed by Engineer-in-Charge. Note :- Flange joints including jointing materials shall deemed to be included in the unit rate of this item.

Material and labour for fixing of water pressure gauge (0-5 Kg/cm square) 100mm dial size including boring, threading, welding in CI/DI/GI of any sizes and connected with suitable size of U type MS/CP pipe with ON OFF cock, complete all as specified and directed by Engineer-in-Charge.

M & L for spray painting (including bringing compressor of suitable size at site) old painted steel or iron surface of centrifugal pumping set 03 HP complete with motor, pump, base frame and other satandard fittings & attachments as per existing colour scheme and pattern with atleast one coats of synthetic enameled paint after duly preparing the surface by cleaning with scrapers and emrey paper to the entire satisfaction of AO, complete all as specified and directed by Engineer-in-Charge.

M & L for spray painting (including bringing compressor of suitable size at site) old painted steel or iron surface of Starter panel of centrifugal pumping set 03 HP complete with handle and other satandard fittings & attachments as per existing colour scheme and pattern with atleast one coats of synthetic enameled paint after duly preparing the surface by cleaning with scrapers and emrey paper to the entire satisfaction of AO, complete all as specified and directed by Engineer-in-Charge.

M & L for spray painting (including bringing compressor of suitable size at site) old painted steel or iron surface of Boiler complete with starter panel and Fuel tank of boiler upto 200000 K cal/hr and other satandard fittings & attachments as per existing colour scheme and pattern with atleast one coats of synthetic enameled paint after duly preparing the surface by cleaning with scrapers and emrey paper to the entire satisfaction of AO, complete all as specified and directed by Engineer-in-Charge.

M&L for replacement of brass cock/flow valve 20 mm handle type with filter ISI marked, complete all as specified and directed by Engineer-in-Charge.

M&L for replacement of brass cock/flow valve 20 mm handle type ISI marked, complete all as specified and directed by Engineer-in-Charge.

M&L for fixing in replacement copper pipe of O.D. 1/2" including calding of thermocol and GI Sheet around the pipe in round shape with suitable fittings /supports of angle iron, complete all as specified and directed by Engineer-in-Charge.

labour only for flaring&soldering to copper pipe after providing flare nut and other accessories including connecting to in/out hot/cold water pipes of heat conventor unit residential wall mounted type, complete all as specified and directed by Engineer-in-Charge.

M&L for cleaning of hot water pipe line at dead end by cutting and soldering/ welding works of the hot water pipe line supply incl clearing of all mud,stagnent water with required chemical, complete all as specified and directed by Engineer-in-Charge.

Supplying & laying , commissioning & testing mild steel (Heavy) 'C' class pipe of size 20 mm dia on exposed surface / underground (in trenches) including taking out old unserviceable MS pipes, welding works, connections with existing hot water line, chiller, pump, fabrication of bends, MS flange, tees, reducers, shoe, support (brick masonry block & wooden support for underground / MS angle- clamp & wooden support for exposed surface) along with priming coat of steel primer as per standard specification, complete all specified and as directed by Engineer-in-Charge. Note:- (i) The rates quoted by the contractor shall deemed to include the cost of MS fittings required during laying of MS Pipes. (ii) Cost of dismantalling of wall and making good shall be also considered in above rates.

all Same as item No. 20 but of size 25mm

M & L for replacement of hot water or refrigerent MS class 'C' pipe of size 20 mm ( incl 32mm thick insulation) insulation inside the building but excluding valves/strainers/pr gauges etc and adequately supported on rigid supports and duly insulated with round shaped thermocol insulation and insulation applied by adhesive confirming to standard OEM specifications secured with 0.63 mm GI sheet cladding complete at the joints and repairing of damage to the buildings if any etc., complete all as specified and directed by Engineer-in-Charge.

Same as item No. 22 but of size 25mm

S&F in Replacement of Storage tank built with 5mm thick MS Sheet,(Capacity of 1000ltr) having internal parameter L=1100mm, W- 1000mm, H-1000mm With all fittings and insulation (as per Existing storage tank) etc., complete all as specified and directed by Engineer-in-Charge. Note:- Tank Should be top covered with same material Having Opening gate at Top of Size 0.50Mx.50M fixed with required MS Hinges, and locking arrangement.

P S TRADERS (BID ID -3437324)