GE/SMB/T-53/20-21 REPAIR PERIODICAL MAINTENANCE OF SOLAR WATER HEATER AND WINTER APPLIANCES UNDER AOR OF GE SAMBA

Amount

Disconnecting the inlet/outlet water and electric connections of Storage storage type electric water heater of capacity 25/35/50 Ltrs capacity.Taking down carefully from wall after unscrewing nut/bolts ,checking the outer body for any cracks and strip opening the same carefully for thorough inspection of serviceablity/functionality of parts such as internal tank, syphon assembly, thermostat switch, heating element, glass wool etc, servicing complete and re-assembling and re-fixing after repair,fixing to wall testing, installation and commissioning all as directed. Note: (a) The spares required for replacemeny shall be measured and paid under relevant Schedule items of Sch here-in-after.

Supply only internal Stainless steel tank of water storage tank heavy duty confirms to ISI marked of 25 liters capacity complete with provn for fixing syphon –assembly, 1.5 KW/2.0 KW element , rubber gasket , thermostat switch for carrying out repairs under relevant item No.1 complete all as specified and directed Note :- The tank shall be tested at site and shall be able to with stand requisite pressure . Necessary testing equipment shall be arranged by the contractor .

Supply only internal Stainless steel tank of water storage tank heavy duty confirms to ISI marked of 35 liters capacity complete with provn for fixing syphon –assembly, 1.5 KW/2.0 KW element , rubber gasket , thermostat switch for carrying out repairs under relevant item No.1 complete all as specified and directed Note :- The tank shall be tested at site and shall be able to with stand requisite pressure . Necessary testing equipment shall be arranged by the contractor .

Supply only internal Stainless steel tank of water storage tank heavy duty confirms to ISI marked of 50 liters capacity complete with provn for fixing syphon –assembly, 1.5 KW/2.0 KW element , rubber gasket , thermostat switch for carrying out repairs under relevant item No.1 complete all as specified and directed Note :- The tank shall be tested at site and shall be able to with stand requisite pressure . Necessary testing equipment shall be arranged by the contractor .

Supply only syphon assembly made out of Stainless stell of 25 ltr capacity including necessary studs screws and rubber gasket/washers matching with existing/new inner tank complete all as spd and directed for carrying out repairs under relevant item No.1.

Supply only syphon assembly made out of Stainless stell of 35 ltr capacity including necessary studs screws and rubber gasket/washers matching with existing/new inner tank complete all as spd and directed for carrying out repairs under relevant item No.1.

Supply only syphon assembly made out of Stainless stell of 50 ltr capacity including necessary studs screws and rubber gasket/washers matching with existing/new inner tank complete all as spd and directed for carrying out repairs under relevant item No.1.

Supply only thermostat switch ISI marked for storage type electric water heater of 25/35/50 liters capacity AC 230 voltof exixting make adjustable range from 0-90 degree Celsius ) for carrying out repairs under relevant item No.1

Supply only cup type storage type electric water heater element AC 230 volt, of rating 1500/2000 watt for carrying out repairs under relevant item No.1.

Supply only triangular type storage type electric water heater element AC 230 volt, of rating 1500/2000 watt for carrying out repairs under relevant item No.1

Supply only outer body suitable for 25 ltr storage type electric water heater made out of MS sheet factory made complete with fixing bracket matching with existing complete all as specified and directed for carrying out repairs under relevant item No.1.

Supply only outer body suitable for 35 ltr storage type electric water heater made out of MS sheet factory made complete with fixing bracket matching with existing complete all as specified and directed for carrying out repairs under relevant item No.1.

Supply only outer body suitable for 50 ltr storage type electric water heater made out of MS sheet factory made complete with fixing bracket matching with existing complete all as specified and directed for carrying out repairs under relevant item No.1.

Supply only glass wool for storage type electric water heater complete all as specified and directed for carrying out repairs under relevant item No.1.

Supply only indicator lamp square/round type suitable for storage type electric water heater all as per sample AC 230 Volt for carrying out repairs under relevant item No.1.

Supply and replacement cable flexible PVC insulated, PVC sheathed, copper conductor, 3 core 70/.0076mm complete all as specified and directed.

Supply and fixing sheet metal enclouser single pole and neutral with a 2 pin and earth plug and socket 20 A 240V complete with one single pole MCB of capacity 20 A complete all as specified and directed. Make: C&S/Hager/Indoasian/Havells.

De-scaling of storage type electric water heater of capacity 25/35/50 ltr after taking down the storage type electric water heater from wall, strip opening the assembly, de-scaling the syphon assembly and refixing the assembly and re-installation of storage type electric water heater complete all as specified and directed by Engineer-in –Charge.

Supply and fixing for heavy duty PVC connection (for hot water )15 mm size with PTMT nuts of length 450 mm ISI Marked all as specified and as directed.

All as per srl item no 19 here-in before but for cold water complete all as specified and directed.

Supply only pressure release valve confirming to relevant IS 15mm bore suitable for fixing with GI pipe/tubing 15 mm bore complete all as specified and directed for carrying out repairs under relevant item No.1.

Supply and fixing for replacement Non returen valve 15 mm dia complete all as specified and as directed .

Supply and replace pillar taps, cast copper alloy with capastan heads, chromium plated, screwed down high pressure with lettered ‘Hot or Cold’ with long screwed shanks and fly nuts, screwed for iron pipe and fixed fancy type of size 15 mm .

Supply and fix gun metal glove or gate valves with iron wheel head, screwed both ends for iron pipe and fixed of size 15mm.

Supply and fixing anchor bolt 12mmX100mm long complete all as spd and directed (Note:- Anchor bolt shall be grouted with hammer drill only)

Material and labour for painting of geyser of capacity 25/35/50 ltrs complete with superior quality synthetic enamal white paint by spray painting after scrapping old paint and making surface clean complete all as specified and directed.

Supply and fixing in replacement plug top 15 amps 3 pins complete all as specified and directed.

Supply and replace bottom cover plate of storage type electric water heater of capacity 25 /50 ltr complete with MS screw all as per sample.

Repair /maintenacne /servicing to Solar water heater system having a capacity 300 to 500 LPD complete with descaling with sulphuric acid by forcefully injecting the hot chemical into collector for number of times to clean the Solar Solar Evacuated tube Collector/cleaning to flat plate collector plate ,solar heater water tanks ,toughened solar glass panels,welding /breezing to solar tanks ,repair /rectification of leakage in inlet/outlet water tubing make up tank to electric system . Repair of water make up tank and make the system function cable after repair /servicing and recfification of the fault complete with and including replacement of minor spare parts. Note: Spare shall be measured and paid separately.

S & F in replacement of Evacuated tube collector for Solar Water Heater of capacity 300 to 500 LPD of suitabale size and rating as per existing make and sample approved by Engineer -in-charge on the gound.

Supply and fixing in replacement of heating element 2 KW thread type (as per sample for solar water heater ) complete all as specified and directed .

Supply and fixing in replacement of heating element 3 KW thread type (as per sample for solar water heater ) complete all as specified and directed .

Supply only Gun metal gate /glove valve 20 mm dia complete all as specified and directed.

Supply only GI pipe medium grade 20 mm dia complete all as specified and directed.

Material and painting to steel structure base frame complete all as specified and directed.

Supply only PVC float valve 20 mm dia complete all as specified and directed.

M & L for Framed work such as grills,gratings, etc.with ends of bars shouldered welding and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work con- forming to Fe.290.Gde-E-165 including dismantling the old /rusted sheet of any size and type complete all as specified and directed.

Taking down the unservicable /brunt sub main wiring from wooden batten and M & L for submain wiring in and including PVC conduit 1.8 mm thick ,20 mm dia with two run of PVC insulated, unsheathed multistranded copper conductor of 6 sqmm(FRLS) and one run of PVC insulated,unsheathed multistranded copper conductor 6 sqmm (green in colour) for earth continuity conductor and connected to common earth dolly with thimble etc, complete all as specified and directed. (Two run of 6 sqmm plus one run 6 sqmm of earth wire will be measured as 1RM) Note: (a) Insulation test of point wiring (b) colour coding is to be maintained .(Ph-Red, N-Black,Earth- Green)(Make of 6 sqmm copper wire: Havells or technocommerically equivalant make of Grandlay/Finolex.

Supply and fixing MCB SPN 63 amps ,240 volts complete all as specfied and directed .

Supply and fix in replacement of rational moulded polyethylene water storage tank with float valve of 300 Ltr storage cap with proper fixing on stand with Including suitable connected with accessories as specified or directed by Engr-in-carge (Note: MS Angle measured and paid separately)

Supply and fix in replacement of rational moulded polyethylene water storage tank with float valve of 500 Ltr storage cap with proper fixing on stand with Including suitable connected with accessories as specified or directed by Engr-in-carge (Note: MS Angle measured and paid separately)

S&F laminated sticker of size 8"x12" having background of navy blue and letters of white colour as directed by Engr-in-charge. The words shuold have in capital letters. The following do's and don't shall mentioned of the sticker :- DO'S (i) The storage type electric water heater should be switched on 60 to 75 minutes before the actual time when hot water is required. (ii) Switch off the storage type electric water heater during night. (iii) Switch off the storage type electric water heater when not required for 3 to 4 hours continuously. (iv)The indicator lamp indicates that the current is passing through the heating element and water heater is working. (v) In case any water leak is noticed from any part of storage type electric water heater including accessories, should be reported to MES. DON'TS (i) Don’t Keep the storage type electric water heater switched on during night or at the time when not required. (ii) Don't adjust the high pressure reducing valve. (iii) Don't use the storage type electric water heater when indicator lamp is not working. (iv) Don't use the storage type electric water heater when three pin plug with necessary earthing connection have not been provided. (v) Don't switch on the storage type electric water heater if water does not come out from the delivery tap. (vi) Don't close inlet water stopcock.

M & L earthing complete with galvanised steel earth plate electrode , 600 x600 x 6mm thick burried directly in the ground (earth pit not less than 2.25 mtr deep below ground level)with top edge of the plate not less than 1.5mtr below ground level connected to galvanised iron wire 4mm dia as earth lead by means of bolts, nuts and washers of GI up to test point , GI tubing 15 mm bore medium grade protection pipe , GI watering pipe 20mm bore light grade with funnel and wire mesh , charcoal ,salt and precast PCC 1:2:4 (Nominal mix ) reinforced with XPM having weight not less than 4 kg /sqm including suitable handle of 6mm dia MS bar and angle iron 40x40x3mm frame for cover including earth work in any type of soil , removal of surplus soil to a distance n.exc 50m and connecting , testing on completion all as shown on electric plate No 03 of SSR -2009 Part I complete all as specified and directed.(Note: Excavation and earth work is deemed to be included in the rates quoted).

Hi Tech Engineers

PARGAL CONSTRUCTION CO

M/S NANCY ENTERPRISES