REPAIR/MAINT OF GEYSERS AND SOLAR WATER HEATERS AND HEATING APPLIANCES AT SHILLONG CANTT AND HAPPY VALLEY AND SE FALLS AND REPAIR/MAINT OF DG SETS AND ALLIED WORK SERVICES AT HAPPY VALLEY AREA UNDER GE SHILLONG

Amount

Supply and fix cable from DG Set to DG set Panel of size 50 Sqmm Single core, Multi stranded, HRFR PVC Insulated Industrial Grade Copper Conductor (Unsheathed) complete with necessary fixing arrangements such Heavy duty cable copper lugs, nuts, bolts etc, including taking out old unserviceable one complete all as directed.

Supply and fix cable from DG Set to DG set Panel of size 70 Sqmm Single core, Multi stranded, HRFR PVC Insulated Industrial Grade, Copper Conductor (Unsheathed) complete with necessary fixing arrangements such Heavy duty cable copper lugs, nuts, bolts etc, including taking out old unserviceable onecomplete all as directed.

Supply and fix onload change over switch, four pole, panel mounted in sheet steel enclosure, 200 Amps, 415 volts, complete inclusive all necessary fixing arrangements on existing panel and all incoming and outgoing cable connection with heavy duty cable copper lugs etc including taking out old unserviceable one complete all as directed.

Material and Labour Engine Oil (20 W 40) including drain out old unserviceable oil complete all as directed. Make- Servo/Castrol /BPCL.

Material and Labour Coolant including drain out old unserviceable Coolant complete all as directed. Make- Fleet Guard or equivalent.

Material and labour topping up of Distilled water in Battery at various places complete all as specified and as directed.

Supply and Fix Asbestos rope of required size including taking out old unserviceable one complete all as specified and as directed.

Supply and Fix Battery connection Cable with solid brass clamps lugs for "+ve" Terminals including taking out old unserviceable one complete all as directed.

Supply and Fix Battery connection Cable with solid brass clamps lugs for "-ve" Terminals including taking out old unserviceable one complete all as directed.

Repair, maintenance of Diesel driven Gen set Capacity 180 KVA by replacing unserviceable minor spare parts such as gaskets,nuts,bolts,washers and spring etc including oiling, greasing and Servicing of DG set by replacement of connected fast moving spare parts including dismantling, cleaning and refixing of fuel tank with inlet/outlet pipe, repair/over hauling of Governor assembly with necessary replacement of spare parts to make the governor assembly 100% trouble free,repair/servicing of alternator with grinding/polishing of slip rings and cleaning and re-tensioning of carbon bush holder with necessary replacement of carbon bush complete all as specified and directed. Make: Kirlosker, MES No: 158094, Location: Pump House Happy Valley Note :- (a) Cost of minor spare parts such as gaskets,nuts,bolts,washers and spring shall deemed to be included in the rate quoted by the tenderer. (b) Lathe work if required shall also deemed to be included in the rate quoted against these items. (c) Spare parts such as fast moving item shall be measured and paid separately under relevant items of this schedule as "Supply only" Items. (d) Repair/ maintenance, servicing and overhaulling shall be carried out by dealer / distributor of manufacturer's of DG Sets or their authorised agent. Approval for same shall be taken from Accepting officer before execution of any work.

(b) All as per item no. 10.00 here in above but of DG Set 160 KVA, Make: Kirlosker, Location: CESZ.

(b) All as per item no. 10.00 here in above but of DG Set 125 KVA, Make: Kirlosker, Location: 11 WEU

© All as per item no. 10.00 here in above but of DG Set 100 KVA, Make: Kirlosker, SMMES No: ES3F 015E 196J57, Location: PAO (OR) ARC

(d) All as per item no. 10.00 here in above but of DG set 75 KVA, Make: Kirlosker, SM/MES No: JC/WC/75/SIL/5983K, Location: MES Power House Happy Valley Shillong.

(e) All as per item no. 10.00 here in above but of DG set 62.5 KVA, Make: Kirlosker, SM/MES No: 024/6081/DG/07, Location: 11WEU Signal Unit, Happy Valley Shillong.

(f) All as per item no. 10.00 here in above but of DG set 62.5 KVA, Make: Kirlosker, Location: Area Account office.

(g) All as per item no. 10.00 here in above but of DG set 40KVA, Make: Kirlosker, SM/MES No: 04-2401/0500331, Location: ARC Record.

(h) All as per item no. 10.00 here in above but of DG set 40KVA, Make: Kirlosker, SM/MES No: ZKR3A0040RR03A001, Location: 58 GTC Record.

(J) All as per item no. 10.00 here in above but of DG set 40KVA, Make: Kirlosker, SM/MES No: NYA, Location: 58 GTC Trg Bn.

(k) All as per item no. 10.00 here in above but of DG set 40KVA, Make: Kirlosker, SM/MES No: 3H8506/15205/00, Location: 58 GTC CTL.

(l) All as per item no. 10.00 here in above but of DG set 35KVA, Make: Kirlosker, SM/MES No: 024/6097/DG/07, Location: GTC Drona.

(m) All as per item no. 10.00 here in above but of DG set 30KVA, Make: Kirlosker, SM/MES No: 024/6092/DG/07, Location: CWE office.

(n) All as per item no. 10.00 here in above but of DG set 30KVA, Make: Kirlosker, SM/MES No: 3H-3403/1521406, Location: Auditorium ARC.

(o) All as per item no. 10.00 here in above but of DG set 05KVA, Make: Kirlosker, SM/MES No: D3/609-92/1000599, Location: MDC Happy Valley Shillong.

Repair / Overhauling of self starter assembly Cap 180 KVA of any type / make / model including replacement of bearings, bushing, washer, bendix pinion, carbon bush etc complete all as required for proper functioning complete all as specified and as directed. Note:-(i) Make & SM No of DG Sets shall be as specified against item No 10.00 to 10.13 here-in-before. (ii) Repair works shall be carried out by dealer of DG Sets or their authorised agents.

(b)All as per item No.11 here in above but of DG set 63 KVA

© All as per item No.11 here in above but of DG set 40 KVA

(d) All as per item No.11 here in above but of DG set 35 KVA

S&F digital Ammeter 0-100 Amps, 3Phase, 415 Volts including taking down old unserviceable complete all as directed.

S&F digital Voltmeter 0-500 Volts, 3Phase, 415 Volts including taking down old unserviceable complete all as directed.

Disconnecting the Exhaust Pipe Line with mufler of DG set cap 180 KVA from Exhaust Manifold of the Engine and removing the Unserviceable Asbestos Rope from the Exhaust Pipe, Cleaning the Exhaust Pipe and cutting the mufler removing all Carbon Particles Inside including wrapping of existing asbestos rope complete all as directed,

(b) All as per item No.14 here in above but of DG Sets 63KVA to 75 KVA

( c) All as per item No.14 here in above but of DG Sets 35KVA to 40 KVA

Dismantaling Radiator assembly from DG set Engine from inside and out side , Cleaning and Washing the Radiators & fins by Compressed Air with Chemical Water, removing all dust, etc. from the Radiator and Filling Coolant, re-assemble the same in Original Position with new gaskets, radiator connecting hoses and clamps complete all as directed, for the following capacities DG Sets.- Note:- (i) Coolant shall be measured and paid seperatly under relevnt items of this schudule. (ii) Asbestos rope shall be measured and paid separately under relevant items of this schedule. (iii) Repair/ maint works shall be carried out by dealer of DG Sets or their authorised agents.. (iv) Make & SM No of DG Sets shall be as spesified against item No 10.0 to 10.13 here-in-before. (a) DG set 180KVA

(b) All as per item No.15 here in above but of DG Sets 35KVA to 125 KVA

( c) All as per item No.15 here in above but of DG Sets 5 KVA

Material and labour for rewinding of starter armature of DG sets cap 160 to 180 KVA with super enamelled copper winding wire complete including taking out old unserviceable one etc complete all as specified and as directed. Note:- (i) Repair/ maint works shall be carried out by Manufacturer's of DG Sets or their authorised agents.. (ii) Make & SM No of DG Sets shall be as spesified against item No 10.0 to 10.13 here-in-before.

(b) DG Sets 63KVA to 125 KVA

(c) DG Sets 35KVA to 40 KVA

(d) DG Sets 5 KVA.

Supply only Hi strenth granular chlorination chemical based with CIAS to be ratified by E-in C's branch,dry free flowing constant white granulesand without hard lumps or impurities should not induce substances beyound acceptable limit as give in IS 10500 - 2012 intreated and disinfactant water, cholorine content by mass packed in 45 Kgs PVC sealed container, 5-10% moisture content up to 4% calicium Hydrooside upto 15% sodium chloride suitable for treatment of drinking water and swimming pool all as specified and as directed. (Make : Conforming to generic BIS specifications as approved by GE).

Supply only Alum Ferric (Grey Colour) confirming TI BIS 260-2001 complete all as specified and directed by Engr-in-Charge.

Repair/Overhauling and Servicing of dynamo assembly of 12 volt capacity, of any make / type including rewinding of armature and field coil with super enamelled copper wire including replacement of bearing / bushing, carbon bush etc complete all as required to make dynamo 100% serviceable including taking down old unserviceable one etc complete all as directed. Note :Payment of spare parts shall be made seperately under relevant items.

S & F in repair indicator lamp (AC/DC) LED Type for as per exiting fitting Set of three incl taking down unserviceable one complete all as directed.

S & F in repair current transformer coil range 300/05 A,15 VA/CI -1 complete incl taking down old unsv one all as directed .

Taking out of defective automatic voltage regulator (AVR) of DG set (alternator side) and supply and fix New automatic voltage regulator (AVR) as per existing including necessary connection, testing and cable work etc complete all as specified and as directed for the following capacities of DG Sets :- Note:- (i) Make & SM No of DG Sets shall be as specified against item No 10.0 to 10.13 here-in-before. (a) DG set 180 KVA

All as per item No.22 here in above but of DG Sets 35 KVA to 125 KVA

Supply only the following spare parts required for DG set of capacity 180 KVA and 160KVA as specified against item No 10.0 to 10.01 here-in-before complete all as specified and as directed by Engr-in-charge. (a) Hose pipe set.

(b) All as per item No.23 here in above but of Hose clamp set.

© All as per item No.23 here in above but of Flexible pipe set.

(d) All as per item No.23 here in above but of Push rod part No: F600440000.

(e) All as per item No.23 here in above but of Air filter set Part No: F672907000/F672908000.

(f) All as per item No.23 here in above but of Diesel filter part No: 4811710000.

(g) All as per item No.23 here in above but of Oil filter part No: 0643610000.

(h) All as per item No.23 here in above but of Thermostat valve part No: 3913990000.

(j) All as per item No.23 here in above but of Fan belt part No: F637511000.

(k) All as per item No.23 here in above but of Solenoid switch Part No: F683810000.

(l) All as per item No.23 here in above but of Oil temperature Gauge Part No: F690803000.

(m) All as per item No.23 here in above but of High water temperature switch Part No: F690969000.

Supply only the following spare parts required for DG set of capacity 63-75 KVA as specified against item No 10.04 to 10.05 here-in-before complete all as specified and as directed.. (a) Hose pipe set.

(b) All as per item No.24 here in above but of Hose clamp set.

© All as per item No.24 here in above but of Flexible pipe set.

(d) All as per item No.24 here in above but of Diesel filter set part No: 4811710000/FF5511.

(e) All as per item No.24 here in above but of Air filter set part No: F672907000/F672908000/4055279/4055280.

(f) All as per item No.24 here in above but of Oil pressure gauge part No:F6908110000/500109

(g) All as per item No.24 here in above but of Oil temperature Gauge Part No: F690803000/500410-A.

(h) All as per item No.24 here in above but of High water temperature switch Part No: F690969000.

(j) All as per item No.24 here in above but of Fan belt part No: F637511000/178611.

Supply only the following spare parts required for DG set of capacity 30-40 KVA as specified against item No 10.07 to 10.13 here-in-before complete all as specified and as directed. (a) Hose pipe set.

(b) All as per item No.25 here in above but of Hose clamp set.

(c) All as per item No.25 here in above but of Flexible pipe set.

(d) All as per item No.25 here in above but of Air filter set part No: 6H411.

(e) All as per item No.25 here in above but of Diesel filter set part No: 0643610000.

(f) All as per item No.25 here in above but of Oil Filter set part No:4811710000.

(g) All as per item No.25 here in above but of Fan belt part No: 0605201000.

(h) All as per item No.25 here in above but of Alternator cooling Fan

(j) All as per item No.25 here in above but of Slip ring set for alternator

Supply only the following spare parts required for DG set of capacity 5 KVA as specified against item No 10.14 here-in-before complete all as specified and as directed. (a) Hose pipe set.

(b) All as per item No.26 here in above but of Hose clamp set.

© All as per item No.26 here in above but of Flexible pipe set.

(d) All as per item No.26 here in above but of Air filter set part No: 0254110000.

(e) All as per item No.26 here in above but of Diesel filter set part No: 3411910000.

(f) All as per item No.26 here in above but of Oil Filter set part No: 0232002000.

(g) All as per item No.26 here in above but of Oil temperature Gauge.

(h) All as per item No.26 here in above but of Fan belt part No: 0207101000.

(j) All as per item No.26 here in above but of Oil pressure gauge.

Supply only the following spare parts required for DG set of capacity 100 to125 KVA as specified against item No 10.02 to 10.03 here-in-before complete all as specified and as directed. (a) Hose pipe set.

(b) All as per item No.27 here in above but of Hose clamp set.

© All as per item No.27 here in above but of Flexible pipe set.

(d) All as per item No.27 here in above but of Push rod.

(e) All as per item No.27 here in above but of Air filter set.

(f) All as per item No.27 here in above but of Diesel filter.

(g) All as per item No.27 here in above but of Oil filter.

(h) All as per item No.27 here in above but of Thermostat valve.

(j) All as per item No.27 here in above but of Fan belt.

(k) All as per item No.27 here in above but of Solenoid switch.

(l) All as per item No.27 here in above but of Oil temperature Gauge.

(m) All as per item No.27 here in above but of High water temperature switch.

Taking down the defective induction alternator the following capacities of any make 415 Volts, 3Phase by dismantling the electric connection removing the DG Sets from the bed by decoupling with alternator transporting to workshop, dismantling it completely, removing the the burnt out winding, rewinding the same with supper enameled copper wire of existing gauge replacement of unserviceable part and with necessary insulating material, varnishing, baking and reassembling the alternator for the following capacity complete all as specified and as directed. (a) DG Set 100 to 180 KVA Note: ( i ) Burnt out removed winding wire/ Bearing shall be property of contractor through schedule of credit.

(b) All as per item No.28 here in above but of DG Set 40 KVA

Supply and fix Cooling tower fan Heavy duty, Single phase, 380mm sweep, 1400 RPM, 230 Volts complete inclusive taking out old unserviceable one complete all as specified and as directed .

Taking out defective AMF panel carefully after disconnecting all incoming and outgoing electric cable connection, nuts, bolts etc. from the foundation for transporting to authorized dealer at Shillong/ Guwahati for repair and take out unserviceable spare parts and replace with new spare parts such as MCCB, contractor, Auxiliary contactor, VMR, pilot lamp, complete circuit and its wiring etc. after repair the same will be fitted on its own position inclusive all incoming and outgoing electric connection, nut, bolts etc and testing complete all as directed. Note: The spare parts will be measure and paid seperately.

Supply only DL 100, MCCB, Thermal release range 40-50 Amps, 50KA, 3Phase. Make: L&T

Supply only 3Pole power contactor , Type MNX, AC3 rating,40Amps. Make: L&T.

Supply only Auxiliary contact first left 1NO+1NC MNX95-650/MCX32-47. Make: L&T

Supply only Auxiliary contact first right 1NO+1NC MNX95-650/MCX32-47. Make: L&T

Supply only VMR

Supply only Pilot lamp

Supply only Circuit

Supply only Display assembly repair

Supply only Panel rewiring including cable charge

Supply only Digital controller.

Supply only Battery charging unit set

Supply only Start/ stop relay

Repair,maintenance,servicing and calebration of PT fuel pump complete with replacement of following parts all as specified and directed.

(a) Kit injector barrel & plunger.

(b) Gasket governor set

(c) Ball bearing

(d) Screen filter

(e) Pump gear fuel.

(f) Shaft fuel pump drive

(g) Shaft tachometer

(h) diesel pump rotary type

(i) Petroleum jelly

(j) Coolant box

(k) Ignition switch cat no 504975

Supply and fixing in replacement MCCB TPN 250 Amps, 415 Volts, 25 KA,4 pole , Ics=100% Icu, overload adjustable short circuit adjustable type incl complete connection all as specified and directed.

M&L Earthing complete with galvanized steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground vertically to a depth not less than 2.25 mtr below ground level with top edge of the earth plate at a depth not less than 1.5 mtr below ground level, earth plate surrounded by and packed with a 15 cm thick layer of char coal dust and common salt, and using galvanised iron strip 25x4 mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanized iron and thimbles and connected to earth test point, earthing protected by galvanized iron pipe light grade 15 mm. bore and water pipe 20 mm. bore GI light grade with funnel and wire mesh PCC chember in cement concrete 1:3:6 type C-2 & RCC cover all as specified & and as directed ( Note-: If the earthing result will be not proper as per disered specification than earthing will be redone without any extra cost.)

Supply and fixing or laying GI Tubing " medium grade" 80 mm bore for passing, LT, UG/ fixing post top LED light fitting including all fittings such as elbow, bend, socket, socket reducer, tees etc. complete all as specified and directed.

S&F XLPE insulated screened PVC bedded, galvanized steel strip of wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50 sqmm 3.5 core including taking down complete all as specified and directed.

Supply and fixing in replacement Battery charger unit suitable for lead acid batteries input voltage 170-270 volt AC and out put 12 Volt including all fittings complete all as specified and directed.

M&L Shifting of DG set from one place to another place with help of crane, hydra & loading vehicle complete all as specified and as directed.

Supply and fixing in replacement Engine controller Display board unit suitable for 100 KVA to 185 KVA as per existing model including all fittings complete all as specified and directed.

Supply and fixing in replacement Engine controller Display board unit suitable for 40 KVA to 72.5 KVA as per existing model including all fittings complete all as specified and directed.

M&L for Brick work with subclass 'B' bricks, straight or curved on plan exc 6m mean radiusbuilt in CM 1:6.

M & L for rendering 15 mm thick cement plaster in neat cement sand mortar 1:4 on fair faces of brick work or on concrete surfaces, finished fair and even without using extra cement etc complete all as specified and as directed

Dismantling of plain/ corrugated steel sheeting any gauge, thickness in roof covering complete all as specified and directed.

S & F pre painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick as in roof covering of tensile strength 550 mpa including fixing with self driving machine made screws with washers and fitting of same manufacture of approved profile, shape and colour complete all as specified and directed.

S & F pre painted galvalume aluminium zinc coating GI based plain steel sheet 0.50mm thick as in roof covering of tensile strength 550 mpa including fixing with self driving machine made screws with washers and fitting of same manufacture of approved profile, shape and colour complete all as specified and directed.

M&L for roof truss (framed), trussed purlin etc of angle or other section for fixing of sheets and similar works complete of Gde Fe-290 (Gde-E 165) complete all as specifed and directed.

Material & labour for cement concrete in foundations, filling and mass concrete PCC as foundation to poles, type D2, 1:4:8 using 40 mm graded stone agregate as foundations to poles all as specified.

Excavating in post holes each n.exc 0.5 cum getting out, in soft/loose soil complete all as specified and directed.

Supply and fixing in replacement MCCB TPN 200 Amps, 415 Volts, 25 KA,4 pole , Ics=100% Icu, overload adjustable short circuit adjustable type incl complete connection all as per direction of Engr-in-Charge.

Supply and fixing in replacement MCCB TPN 160 Amps, 415 Volts, 25 KA,4 pole , Ics=100% Icu, overload adjustable short circuit adjustable type incl complete connection all as per direction of Engr-in-Charge.

Supply and fixing in replacement MCCB TPN 100 Amps, 415 Volts, 16/18 KA,4 pole , Ics=100% Icu, overload adjustable short circuit adjustable type incl complete connection all as per direction of Engr-in-Charge.

Dismantling electric and water connection of the geyser capacity 25/35/50 liters, taking down from its position on ground, dismantling geyser complete such as removing tank from its outer body, removing apparatus plate from the tank, descaling the geyser inner tank and apparatus plate complete, testing its thermostate, element , and tank from leakage, reassembling the geyser, replacement of unserviceable parts such as heating element, thermostate, indication lamp, plug top , three core wire, rubber gasket, inner tank, split plate, outer bottom cover, apparatus plate if required (Spares will be paid under relevant item of the Sch) testing the geyser and installation of the geyser into its original position and connecting all electric and water supply connection complete all as directed.

Supply and replace heating element any type as per site requirement of capacity 2 KW ISI Mark complete all as specified and directed.

Supply and replace heating element any type as per site requirement of capacity 1.5 KW ISI Mark complete all as specified and directed.

Supply and replace thermostat for geyser as per site requirement temp setting on 60 degree Centigrade ISI Mark complete all as specified and directed.

Supply and replace indication lamp for above geyser complete all as specified and directed.

Supply and replace Apparatus plate 06/09 hole for 25/50 liters capacity geyser made out of brass and chromium plated as per site requirement complete all as directed.

Supply and replace split plate for 25/50 liters capacity geyser as per site requirement and made out of 20 gauge MS sheet complete all as specified and directed.

Supply and replace geyser inner tank made out of stainless steel sheet conforming to I.S. for 50 liters geyser complete all as specified and directed.

Supply and replace geyser inner tank made out of stainless steel sheet conforming to I.S. for 35 liters geyser complete all as specified and directed.

Supply and replace geyser inner tank made out of stainless steel sheet conforming to I.S. for 25 ltrs capacity geyser complete all as specified and directed.

Supply and replace geyser capacity 25 ltrs outer cover complete with upper cover & bottom cover made out of MS sheet, duly painted with one coat of red oxide primer and two coat of first quality super enamalled white paint complete all as directed.

Supply and replace glass wool for 25/50 ltrs capacity geyser complete all as specified and directed.

M&L for painting of geyser of capacity 25/50Ltrs with one coat of first quality super enamalled white paint complete all as directed.

Supply and replace fusible plug made out of brass and lead complete all as specified and directed.

S&F in replacement three core PVC insulated and over all PVC round cable of size 40/0076 with stranded copper conductor complete all as specified and directed.

S&F in replacement plug top 3 pin 16 Amps capacity

S&F in replacement switch socket combination 15 Amps complete all as specified and as directed

S&F in replacement switch piano flush button type 15 Amps SP complete all as specified.

S&F in replacement of water supply PVC connection 15 mm dia with washer up to 500 Cm long all as specified and directed.

S&F in replacement of water supply PVC connection 15 mm dia with washer up to 650 Cm long all as specified and directed.

M&L for brazing / soldering work with copper brass alloy to rectify leakage/cracked of inner copper container of storage type electrically operated water heater (Geyser) & testing of inner shell up to the entire satisfaction of the Engr-in- Charge including reassembling / reinstalling at site etc complete all as directed.

Supply and fixing in replacement safety valve for geyser spring loaded 15 mm dia complete all as directed.

Supply and replace Rubber Gasket as per site requirement for 25/50 ltr geyser.

Supply and fix in replacement of metal clad plug top for metal clad socket all as directed.

Supply and fix in replacement of metal clad plug and socket complete with 20 Amps MCB all as specified and directed

M&L sub main wiring with 2 Single core, PVC insulated unsheathed cable 1100 Volts grade heavy duty copper conductor multistaranded of size 2.5 Sq.mm. (nominal area) drawing in and including PVC casing caping and fittings. Including one single core green colour PVC Insulated unsheathed multistranded copper conductor cable of size 1.5 Sq. mm. as earth wire upto common earth and connected to earth dolly complete including Cutting chases in brick/stone masonry wall and taking down old/ burnt wiring complete all as specified & directed.

S & F GI wall fastner of size 100 mm long 8 mm dia with double washer grouting to a suitable depth and hight in wall to a suitable depth and hight with cement sand mortar 1:4 for fixing / holding storage type electrically operated water heater including necessary GI nuts bolts and washer etc complete all as specified and as directed.

S&F in replacement of MCB single pole 240 Volt, 10 KA 5 to 32 Amps in existing DBs all as specified and directed.

S&F in replacement of MCB single pole and neutral 240 V 10 KA, 40 Amps existing DBs all as specified and as directed.

S & F in replacement printed circuit board (PCB), ISI Marked, suitable for electrically operated water heater (Geyser) of different capacity complete all as specified and as directed.

Taking up or down old serviceable/unserviceable pipe the 20 mm size with any connection including cleaning for re fixing or removal from the side complete all as directed.

Re fixing/Re laying of old servicalbe GI pipe 20mm as obtained from taking out against items No 31 complete all as specified and as directed

Supply and fixing in in replacement GI tubing 20mm, medium grade, including fittings such as tee, bend, nipple, socket, reducer, flange, union etc complete all as directed.

S&F Gun metal gate valve 20 mm class I (ISI) marked with iron wheel head, screwed both ends for iron pipe, suitable for following bore of pipe including taking down old existing unserviceable gate valve complete all as specified and directed by Engr-in-Charge

Dismantling complete solar water heating of capacity 100 ltr per day including hot & cold water pipes and hot water tank complete. Repairing the system fixing back in position and testing complete all as specified and as directed. Note:- Rate quoted by the contractor shall deemed to be included for :- (a) Making good the worn out missing nuts bolts, washers, union socket, flanges and screws etc. (b) Dismantling the solar panel descaling of hot water pipes by using appropriate chemicals, cleaning and washing all copper tube throughly cleaning the complete panel, making the tubes scale free and reassembling the panel. (c) Cleaning cold water tanks. (d) All other materials shall be measured and paid separately under respective item.

All as per item No 84 but capacity 500 LPD

S & F in repairs solar energy collector panel complete of cap 100 Ltrs per day camplete all as specified and as directed. Make- Solchrome

S & F in repairs solar energy collector panel glass (collector toughened glass) complete of cap 100 Ltrs per day complete all as specified and as directed. Make- Solchrome

S & F in repairs solar panel gasket made out of fine rubber to make sys air tight, dust, and water proof complete all as specified and as directed. Make- Solchrome

S & F in repairs solar energy collector panel copper tubes with collector fins complete of same dia and thickness, brazing by rod with the existing inlet/outlet and hot / cold water pipes to make the panel water tight complete all as specified and as directed. Make- Solchrome

S & F in repairs compressed glass wool 48 mm thick between solar energy collector panel copper tubes frame and aluminium body of panel including securing it on panel by means of necessary adhesive complete all as specified and as directed. Make- Solchrome

S & F in repairs aluminium sheet cover to protect glass wool on solar energy collector panel fixing with frame of solar panel by means of screw complete all as specified and as directed. Make- Solchrome

S & F in repairs solar energy collector panel manifold 1.40 mtr long /suitable size, made of 20 mm dia copper tube having 1 no MS flange 74 mm dia welded to each end duly drilled for nut & bolts. rate quated to be included for welding of solar collector tubes with manifold complete all as specified and as directed.

Disconnecting solar water storage tank, cleaning with brush and drain out complete sludge / sand diposited in the hot water tank and connecting after complete cleaning up to the entire satisfaction, complete all as specified and as directed.

S & F in replacement heating element up to 3 KW rating , ISI marked, suitable for solar water heater of any type including rubber washer of any make complete all as specified and as directed.

S & F in replacement of hot water pipe PVC insulation including necessary rubber gasket complete all as specified and as directed.

Supply and fixing in in replacement GI tubing 15 mm, medium grade, including fittings such as tee, bend, nipple, socket, reducer, flange, union etc complete all as directed.

MAHINDER ELECTRICALS (BID ID -3367603)

SUNITA DEVI (BID ID -3362559)

HAMZA CONSTRUCTION CO (BID ID -3362321)