Repair/maint to solar water heater, geysers and misc E/M items at Dholewal, CG complex, Doraha and Phillaur under GE Ludhiana

Amount

Material and labour for maintenance of storage type electric water heater geyser capacity 25/35/50 litre comprising of the following activities:- (a) Inspection taking down, opening, dismantling , descaling, replacing unserviceable items brushing and cleaning of storage tank and examining of water tightness of storage tank after cleaning and descaling and refixing in position (b) Check and connect earth continuity of electric items (c) checking and adjustment of pressure release valves (d) Cleaning and maintainance and refix thermostat and its functioning (e) Checking of dead weight, cleaning and seal and ensuring that vent hole is not fuctioning (f) Visual examination of fuseibie plug ((g) Testing of geyser after repair Note:- The items requires replacement will be measured and paid seapartely under relevant items as supply only.

Supply and fixing in replacement heating element of geyser ISI Marked any type (Triangular/Round cup , square etc. as per sample) 2 KW Capacity of INCOLOY material (petty item such as nut ,bolt, clamps etc are deemed to be included in unit rate) complete all as specified and directed.

Supply and fixing in replacement thermostate as per sample ISI marked for geyser any capacity all as specified and directed.

Supply and fix in replacement of geyser assembly having copper base with piping of 9/8/6 holes as per site required complete all as specified and directed.

Supply and fix in replacement of worn out/ leaking inner tank of steel body for 25/35 litre capacity geyser as per existing model complete all as specified and directed.

Supply and fix in replacement of worn out/ leaking inner tank of steel body for 50 litre capacity geyser as per existing model complete all as specified and directed.

Supply and fix in replacement of fusible plug of existing shape and size complete all as specified and directed.

Supply and fix in replacement of base plate with indicator lamp(Red and green) in two parts of existing size complete all as specified and directed.

Supply and filling in glass wool 50 mm thick for packing between inner & outer geyser assembly, capacity of 25/35/50 ltrs complete all as specified and directed.

Supply and fix in replacement of old/ rusted and worn out geyser outer cover for 25/35 litre capacity geyser complete all as specified and directed.

Supply and fix in replacement of old/ rusted and worn out geyser outer cover for 50 litre capacity geyser complete all as specified and directed.

Supply and fix in replacement of wired PVC connection pipe for geyser size of 15 mm bore with brass nuts and washer, length of 600 mm complete all as specified and directed.

Supply and fix for non return valve ( NRV) GM alloy screwed of size 15 mm bore complete all as specified and directed.

Supply and fix in replacement of air pressure release valve complete all as specified and directed.

Supply and fix for 'L' hook fastener size 10 mm dia and 10cm long with connected washers fixing on wall for hanging of geyser complete all as specified and directed.

M&L for fixing only water heater capacity of 25 ltrs with necessary fittings complete all as specified and directed. Note:- Rates of spare shall be measured and paid under relevent item of the schedule.

Taking down Solar water heater of capacity 100 ltrs/200 ltrs/500 ltrs and repair /maint of unserviceable items and re-fixed in original position (Spare's shall be measured and paid separately under respective item of schedule) complete all as specified and directed.

Supply and fixing in replacement of solar evacuated tube of solar water heater as per existing suitable for 100/200/300/ 500 LPD complete with washer etc complete all as specified and directed.

Supply and fixing in replacement of heating element INCOLOY type for water heating system 3 KW as per sample ISI marked with rubber gasket of suitable size complete all as specified and directed.

Supply and fixing in replacement of thermostate ISI marked suitable for solar heater complete all as specified and directed.

M&L for solar water tank insulation with resin bonded fibre glass wool roll of density 24 kg/Cum, with factory laminated aluminium vapour barrier, thickness of insulation of any capacity of solar tank as specified and including the following:-(a) M&L for cleaning the solar tank surface (to be insulated ) by scrapping carefully. completely free of millscale, dirt, dust, grease and other foreign materials, taking special care for brazing or welding so that all solar water tank joints are sealed against any leakage. (b) M&L for applying rubber based adhesive CPRX compound. (c) M&L for sealing of all longitudnal 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 12 mm/50 mm at maximum intervals of 1.2 mtr complete all specified and directed.

Demoliton and M & L for PCC 1:2:4 type B -1 using 20mm grade crushed stone aggregate as in coping incl necessary form work or in any situation complete all as specified and directed.

M&L for taking down and replacement of gun metal globe valve size 15 mm bore inlcuding complete all as specified and directed.

M&L for taking down and replacement gun metal globe valve size 20 mm bore complete all as specified and directed.

M & L in replacement for galvanised steel tubing 15mm bore medium grade (ISI marked) including fitting and fixing arrangements on wall/ceiling/roof etc complete all as specified and directed .

M & L in replacement for galvanised steel tubing 20 mm bore medium grade (ISI marked) including fitting and fixing arrangements on wall/ceiling/roof etc complete all as specified and directed .

Supply & fixing in replacement bib tap cast copper alloy with crutch or butterfly handles, screwed down, screwed for iron pipe or for brass ferrule 15mm bore complete all as specified & directed.

Supply & fixing in replacement stop valve cast copper alloy, screwed down high pressure with crutch or butterfly handle, screwed both ends for unions suitable for size 15mm bore complete all as specified & directed

S & F for PVC insulated FRLS multistranded copper wire suitable for 1100 volts grade of size 1.5 sqmm 3 core complete all as specified and directed.

S & F for PVC insulated & unsheathed multistranded copper conductor cable suitable for 1100 volts grade of size 2.5 sqmm 3 core in 20 mm bore flexible pvc conduit with holding clip complete all as specified and directed.

S & F for PVC insulated & unsheathed stranded copper conductor cable 1100 volts grade of size 4.0 sqmm 3 core in 25 mm bore flexible/rigid PVC conduit complete all as specified and directed.

S& F for aluminum lug for cable termination 6 sqmm to 35 sqmm complete all as specified and directed.

Taking down Exhaust fan 250- 380 mm sweep of any make/ model and repairing by removing burnt / heated copper winding from stater and rewinding the stater coils with super enamelled copper wire of suitable size including providing insulation material, varnishing, painting and provision of cotton tape, re-assembling and testing including replacement of spring washer and two core flexible wire of size 0.5 sq mm with copper conductor of suitable length from fan terminal to ceiling rose and refixing in same or other position as directed after painting of the body of exhaust fan complete all as specified and directed.

All as per item No. 33 here-in-before but exhaust fan of sweep 450mm complete all as specified and directed.

Supply and fix in replacement of unserviceable ball bearings of exhaust fan 250 -450 mm sweep complete all as specified and directed. .

Supply and fix in replacement of gun metal bush for exhaust fan 250 -450 mm sweep including lath work etc complete all as specified and directed.

Supply and fix in replacement of capacitor 3.15 mfd complete all as specified and directed.

Supply and fix in replacement of capacitor 4.0 mfd complete all as specified and directed.

Supply and fix in replacement of rubber reel set with nuts, bolt and washer etc. complete all as specified and directed.

Supply and fix in replacement of light grade down rod for ceiling fan size 600 mm long with connected hook, nut bolt washer complete all as specified and directed.

Supply and fixing in replace with new louver shutter for exhaust fan as per existing size or type complete all as specified and directed.

Supply and fixing in replacement of metal fan blade for Exhaust Fan sweep size 250-450 mm duly screwed with spring washers of make as per existing, complete all as specified and directed.

Supply and fix in replacement of Exhaust fan (sweep size 250-450 mm) mounting legs with ring of any size & type with connected nut, bolts, washers, including grouting work & match the distrubed surface with exsiting complete all as specified and directed.

Supply and fix in repalcement of two way DB box with single pole MCB 6 to 32 amp rating for solar water heater fixing in wall as match the distrubed surface with existing complete all as specified and directed.

Supply and fix for switch piano type (PT) 15 Amps, 240 Volt AC single pole, one way complete all as specified and directed.

Supply and fix in replacement of plug top 15 Amps three pin complete all as specified and directed.

Supply and fix in replacement of plug top 5 Amps three pin complete all as specified and directed.

M&L for Socket outlet multi purpose 2 in 1, 6 pin, 5 & 15 Amps, flush type complete all as specified and directed.

M& L for taking down ceiling fan for repair of any make/ model of sweep 1200/1400 mm by removing burnt / heated winding from stator and rewinding the stator coils with super enamelled copper wire of suitable size including providing insulation material, varnishing and provision of cotton tape, re-assembling and testing including replacement of spring washer, bearing, bush, capacitor of 3.15 mfd and two core flexible wire of size 0.50 sq mm with copper conductor of suitable upto 1.50 m length from fan terminal to ceiling rose & refiixing the same after repair complete all as specified and directed.

Supply and fixing in replacement of High Air Delivery 490 CMH, Speed:-1350 RPM PVC Exhaust Fan Motor 35 watt , 220 Volt single phase sweep size 200 mm complete all as specified and directed.

Material and Labour for painting the outer surface of geysers of 25/35/50 litres as per original shade with two coats of synthetic enamel paint over one coat of primer by spray gun after scrapping the existing paint, denting, filling depression with putty etc and refixing the geyser in position including water/electric connection and testing complete all as specified and directed.

Material and Labour for Brazing / welding of inner tank at leaking spots up to five leakage of geyser of capacity 25/35/50 ltrs of any type and make of tank after checking up worn out nuts bolts and washers complete all as specified and directed.

Supply and fixing in replacement of brass chormium plated angle valve, fancy type of size 15mm dia screwed down for high pressure complete all as specified and directed.

Dismantling the complete assembly of solar hot water tank in replacement of supply and fixing 300 ltrs pre insulated hot water storage tank with stand (inner tank SS 304 ) removing insulated fixtures including all inlet outlet connections testing the leakages with compressed air, reshaping the squeezed portion of its original shape,filling of leak points with brazing /organ welding and reclading,connecting the removed water lines,testing of solar hot water tank ; complete all as specified and directed.

Durga Electricals (BID ID -3145290)

JASSI TRADERS (BID ID -3149675)

SHRI BALA JI CONSTRUCTION COMPANY (BID ID -3145630)

R K ENTERPRISES (BID ID -3148606)