Indian Tenders

Tender Notice

TDR 55644065
Tendering Authority Military Engineer Services
Tender No 8758/E8
Tender ID 2026_MES_767176_1
Tender Brief Corrigendum : Tender For Repairs And Maintenance Of Central Ac Plant, Cooling Towers, Descaling, Repairs To Suction Discharge Pipe Line, Control Valves, Drive Panels And Repairs To Lt Control Panels And Switch Gears Of Ac Plants, Repairs To Ductable/Package Type A
City Avadi
State Tamil Nadu
Document Fees INR 500 /-
EMD INR 60000.0 /-
Tender Value INR 29.82 Lakhs /-
Tender Type Tender
Bidding Type Open Tender
Competition Type Indian

Tender Details

Tender for Repairs And Maintenance Of Central Ac Plant, Cooling Towers, Descaling, Repairs To Suction Discharge Pipe Line, Control Valves, Drive Panels And Repairs To Lt Control Panels And Switch Gears Of Ac Plants, Repairs To Ductable/Package Type Acs And Associated Works At Cvrde Avadi

Corrigendum Details

Sr No CorrigendumDate Corrigendum CorrigendumType NewSubmissionDate
1 17-06-2026 Bid Auto Extn Corrigendum Bid Auto Extn Corrigendum 22-06-2026
2 10-06-2026 Bid Auto Extn Corrigendum Bid Auto Extn Corrigendum 17-06-2026
3 10-06-2026 Bid Auto Extn Corrigendum Bid Auto Extn Corrigendum 17-06-2026

Key Dates

Publish Date 17-06-2026
Last Date of Bid Submission 22-06-2026
Tender Opening Date 27-06-2026

Contact Information

Company Name Military Engineer Services
Contact Person AGE (I) R D AVADI
Address AGE I R D AVADI CHENNAI 600054

BOQ Items

Name of Work:- REPAIRS AND MAINTENANCE OF CENTRAL AC PLANT, COOLING TOWERS, DESCALING, REPAIRS TO SUCTION DISCHARGE PIPE LINE, CONTROL VALVES, DRIVE PANELS AND REPAIRS TO LT CONTROL PANELS AND SWITCH GEARS OF AC PLANTS, REPAIRS TO DUCTABLE/PACKAGE TYPE ACS AND ASSOCIATED WORKS AT CVRDE AVADI
Sl. No. Item Description
1Material and labour for disconnecting electrical connections, removing the defective scroll compressor three phase, 10 to13TR capacity from the mounting bed of central type Air Conditioner plant , dismantle the unit by cutting and rewinding the compressor coil with Freon resistance Super enamelled copper wire and replace bearing and worn out parts of compressor with lathe work for proper alignment with fill up of lub oil and assemble the unit , fixed in Central AC plant Testing and commissioning chiller package AC system complete. The job is inclusive of cutting, transporting brazing the suction and discharge lines by, reconnecting at site as specified and directed by Engg-in-charge.Note : (i) Refrigerant charging will be measured and paid separately under relevant.(ii) Rewinding will be carried out through OEM only.
2Material and Labour for carry out the leak test at any capacity of central AC plant refrigeration systems by charging the dry nitrogen gas & hold up to 24hrs and rectifying the leakage if any by brazing/ welding/ replacing the spare parts if any etc, complete all as specified and directed by Engg-in-charge. Note :- The Spares measured and paid separately under respective items below.
3Material and labour for recharging R-407A/ R-410A Refrigerant gas complete all as specified and directed by Engg-in-charge.
4Material and Labour for recharging R-22/ R-32 Refrigerant gas complete all as specified and directed by Engg-in-charge.
5Material and Labour for descaling the shell and tube condensors as per standard practice disconnecting the pipe line connection and removing the end cover, circulating diluted hydrochloric acid by pumping into copper tubes minimum half an hour and brushing. These copper tubes to be cleaned with nylon brush for removal of dirt and scales without damaging the tubes, removal of scales from the end cover and after ensuring all dirt and scales is removed wash the tubes with clean water in minimum one hour till all dust particles, scales washed out and re-assemble the condensor unit connect the pipe line and test and ensure the condensor working properly for the capacity upto 72TR complete all as specified and directed by Engg-in-charge.
6Taking down electric motor of capacity 5 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and servicing complete including open the motor greasing, oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete for the following electric motors complete all as specified and directed by Engg-in-charge.
7Taking down electric motor of capacity 7 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and servicing complete including open the motor greasing, oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and directed by Engg-in-charge.
8Taking down electric motor of capacity 10 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and servicing complete including open the motor greasing, oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and directed by Engg-in-charge.
9Taking down electric motor of capacity 12.5 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and servicing complete including open the motor greasing, oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and directed by Engg-in-charge.
10Taking down electric motor of capacity 15 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and servicing complete including open the motor greasing, oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and directed by Engg-in-charge.
11Taking down electric motor of 5.00 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and rewinding with suitable size enamelled copper wire and servicing complete including open the motor greasing oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and all as directed .
12Taking down electric motor of 7.5 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and rewinding with suitable size enamelled copper wire and servicing complete including open the motor greasing oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and all as directed .
13Taking down electric motor of 10 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and rewinding with suitable size enamelled copper wire and servicing complete including open the motor greasing oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and all as directed .
14Taking down electric motor of 12.5 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and rewinding with suitable size enamelled copper wire and servicing complete including open the motor greasing oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and all as directed .
15Taking down electric motor of 15 HP from Cooling tower/Chilled water pump set/Condenser water pump sets etc., carefully from its position and rewinding with suitable size enamelled copper wire and servicing complete including open the motor greasing oiling and replacing of ball bearing rusted nuts, bolts, washers refixing the same position and painting with a coat of synthetic enamel paint over a coat red oxide primer complete all as specified and all as directed .
16Supply and fix in replacement adjustable thermometer range min 50 degree, Dial type, in any AC Plants all as specified and directed by Engg-in-Charge.
17Supply and fix in replacement Dial pressure gauge 0-150 PSI. in any AC Plants all as specified and directed by Engg-in-Charge.
18Supply and fix in replacement Pressure gauge cock brass of size 3/8\\" & 1/2\\" in any AC Plants all as specified and directed by Engg-in-Charge.
19Supply and fix in replacement Thermostatic expansion valve brass type temperature range -25 to +25 degree range with connection accessories in any AC Plants all as specified and directed by Engg-in-Charge.
20Supply and fix in replacement Drier unit in AC Plant Condenser unit in any AC Plants all as specified and directed by Engg-in-Charge.
21Supply and fix in replacement Low/High Pressure switch in AC Plant Condenser unit in any AC Plants all as specified and directed by Engg-in-Charge.
22Supply and fix in replacement Chiller water cut off switch/ Water flow switch in AC Plant unit in any AC Plants all as specified and directed by Engg-in-Charge.
23Supply and fix in replacement Chiller sensor in AC Plant unit in any AC Plants all as specified and directed by Engg-in-Charge.
24Supply and fix in replacement Water Pressure gauge any type and capacity of 0 - 300 PSI, 100mm dia in any AC Plants all as specified and directed by Engg-in-Charge.
25Supply and fix in replacement Pressure relief valve of 1/2 x 5/8 size for Condensor coil with necessary connection in any AC Plants all as specified and directed by Engg-in-Charge.
26M&L for disconnecting electrical connections, Deep cleaning with cleaning materials and removing the defective lugs and glands from the Central AC Plant LT panels complete and Supply and fixing new lugs and glands suitable sizes and re-connection complete LT panel and including the following works :- (a) Writing of incoming and outgoing MCCBs/MCBs.(where to Supply/feeding)(b) Cleaning of LT panels complete with help of Blower with cleaning materials.(c) Replacement of LT panel board foundation nuts, bolts and washers etc., (d) Replacement of interconnection of LT panels complete with suitable size copper cable complete.(e) Tightning of all incoming and outgoing cables from the MCCBs.(f) Replacement of un-serviceable MCCBs/ MCBs/ Contactors/ Relays/ HP/LP cutouts/Single Phase Preventors/ OLPs etc.,Note :- The Spares measured and paid separately under respective items below.(g) LT Panels locations are under :- (i) NC-I, (ii) NC-II, (iii) NC-III, (iv) P-11, (v) KRC (vi) EMI/EMC (vii) COVETEC (viii) SIMULATOR.
27Supply and fixing in repairs MCCB 160 Amps, 36 KA breaking capacity , 415 Volts, 3pole, with thermo magnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. complete all as specified and directed by Engg-in-Charge.
28Supply and fixing in repairs MCCB 125 Amps, 16 KA breaking capacity, 415 Volts, 3pole, with thermo magnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. complete all as specified and directed by Engg-in-Charge.
29Supply and fixing in repairs MCCB 63 Amps , 16 KA breaking capacity, 415 Volts, 3pole, with thermo magnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. complete all as specified and directed by Engg-in-Charge.
30Supply and fixing in repairs miniature circuit breaker (MCB), Triple Pole, breaking capacity of 10KA, 'C' curve and current carrying capacity 20 to 63 Amps in the DB complete with connection testing and commissioning complete all as specified and directed by Engg-in-Charge.
31Supply and fixing in repairs miniature circuit breaker (MCB) , Single pole Neutral, breaking capacity of 10KA, 'C' curve and current carrying capacity 32 Amps in the DB complete with connection testing and commissioning complete all as specified and directed.
32Supply and fixing in repairs miniature circuit breaker (MCB) , Single pole, breaking capacity of 10KA, 'C' curve and current carrying capacity 6 to 32 Amps in the DB complete with connection testing and commissioning complete all as specified and directed by Engg-in-Charge.
33Supply and fixing of miniature circuit breaker (MCB), Triple Pole Neutral, breaking capacity of 10KA, 'C' curve and current carrying capacity 40 to 100 Amps in the DB complete with connection testing and commissioning complete all as specified and directed.
34Supply and fixing in repairs Power Contactor 32 Amps, 3 Pole, 415 volts, with integrated auxiliary contacts, Power terminals screw terminals complete with both ends suitable size copper lugs complete all as specified and directed by Engg-in-Charge.
35Supply and fixing in repairs Power Contactor 40 Amps, 3 Pole, 415 volts, with integrated auxiliary contacts, Power terminals screw terminals complete with both ends suitable size copper lugs complete all as specified and directed by Engg-in-Charge.
36Supply and fixing in repairs Power Contactor 50 Amps, 3 Pole, 415 volts, with integrated auxiliary contacts, Power terminals screw terminals complete with both ends suitable size copper lugs complete all as specified and directed by Engg-in-Charge.
37Supply and fixing in repairs Power Contactor 65 Amps, 3 Pole, 415 volts, with integrated auxiliary contacts, Power terminals screw terminals complete with both ends suitable size copper lugs complete all as specified and directed by Engg-in-Charge.
38Supply and fixing in repairs Single Phase Preventor, 415volts, including both end connections complete all as specified and directed.
39Supply and fixing in repairs Push Button with NO/NC complete all as specified and directed by Engg-in-Charge.
40Supply and fixing in repairs Indicator Lamps (Red/ Yellow/ Blue) complete all as specified and directed by Engg-in-Charge.
41Supply and fixing in repairs of Selector Switch including both end connection complete all as specified and directed by Engg-in-Charge.
42Supply and fixing in repairs Voltmeter, three phase, digital type, suitable for range (0-500) volts with selector switch complete all as specified and directed.
43Supply and fixing in repairs Ammeter, digital type, three phase, 200 amp with suitable CT's complete all specified and directed.
44Supply and Fixing in repairs Over Load Protection (OLP) Relay, 1.07 to 30 Amps, 415 volts, 3 Pole complete all as specified and directed by Engg-in-charge.
45Supply and Fix in repairs Elmax Connector Single pole 40 Amps, 230 volts complete all as specified and directed.
46Supply and Fix in repairs Elmax Connector Single pole 63 Amps, 230 volts complete all as specified and directed.
47Supply and Fix in repairs Direct-On-Line starter in sheet metal enclosure Type MK suitable for motor rating upto 7.5HP, 415V, 50Hz relay range 13-20 A complete including dismantling of existing old starter all as specified and directed by Engineer-in-Charge.
48Supply and fixing in repairs Automatic star delta starter suitable for pump set, 3 phase AC motor capacity 10 hp, built in overload relay, single phase preventor, AC3, 4 pole contactor, 415 volt in heavy duty deep drawn sheet metal box including dismantling of existing old starter all as specified and as directed.
49Material and Labour for Cleaning of Cooling tower capacity from 90 TR to 150TR removing sludge from the bottom of cooling tower basin/ Sprinklers/ runner/ Y-Strainers by using (removing sludge from Y strainers) suitable cleaning materials complete and testing of cooling towers complete as all as specified and directed .
50Material and Labour for base channels for condenser/chiller pump sets of various capacity installed in Central AC Plants made out of MS section including necessary fixing/grouting in PCC complete arrangement with suitable size nuts, bolts & washers complete and duly painted with two coats of synthetic enamel paint over a coat of primer complete and including removing rusted base frame/base channels etc.,all as specified and directed.
51Material and Labour for cleaning of make up water tank/ Cooling tower tank capacity upto 2000 ltrs, and including disconnecting inlet/outlet water mains from sources and cleaning with suitable cleaning materials/solutions etc., and re-fixing the same in-position with connections complete all as specified and directed.
52Material and Labour for cleaning of make up water tank/ Cooling tower tank capacity upto 2100 ltrs to 4000 ltrs, and including disconnecting inlet/outlet water mains from sources and cleaning with suitable cleaning materials/solutions etc., and re-fixing the same in-position with connections complete all as specified and directed.
53Material and Labour for cleaning around the Cooling tower area by cutting bushes and grass, vegetation, tree branches etc., around the cooling tower/AC Plant room appx 2.00 mtr radius and making proper path to reach cooling tower and AC Plant area complete all specified and directed.
54Supply and Fix in repairs cooling tower water runner sprinkler any type fixed in MS pipe lines or fixed sprinkler type pipe lines including replacement of sprinkler nozzles as per site requirement complete all specified and directed.
55Supply and replacing the PVC honeycomb fills of size 300 mm x 300 mm x 150 mm suitable for any capacity of cooling tower complete all as directed .
56Supply and Fix 50 mm dia GI Pipe including fittings and branch connections in trenches including taking down old unserviceable pipe complete all as specified and directed.
57Supply and Fix 40 mm dia GI Pipe including fittings and branch connections in trenches including taking down old unserviceable pipe complete all as specified and directed.
58Supply and Fix 25 mm dia GI Pipe including fittings and branch connections in trenches including taking down old unserviceable pipe complete all as specified and directed.
59Supply and Fix 20 mm dia GI Pipe including fittings and branch connections in trenches including taking down old unserviceable pipe complete all as specified and directed.
60Supply and Fix 15 mm dia GI Pipe including fittings and branch connections in trenches including taking down old unserviceable pipe complete all as specified and directed.
61Supply and fix in repairs 50mm dia gun metal gate valve with CI Wheel of approved quality (screwed end) complete all as specified and directed.
62Supply and fix in repairs 40mm dia gun metal gate valve with CI Wheel of approved quality (screwed end) complete all as specified and directed.
63Supply and fix in repairs 25mm dia. gun metal gate valve with CI Wheel of approved quality (screwed end) complete all as specified and directed.
64Supply and fix in repairs 20mm dia. gun metal gate valve with CI Wheel of approved quality (screwed end) complete all as specified and directed.
65Supply and fix in repairs Brass stop cock of 15mm dia, of approved quality of complete all as specified and directed.
66Supply and fix in replacement of 40 mm Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe and fixed. (Minimum weight of 40mm - 690 gms) complete all as directed by Engr in charge.
67Supply and fix in replacement of 25 mm Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe and fixed. (Minimum weight of 25mm-455gms) complete all as directed by Engr in charge.
68Supply and fixing Actuator valve of 25 mm dia, 2 port with motorized switch of AC 230V-15+10%, 50/60Hz, IP 30, IT50, NC 12VA control with necessary electrical wiring leads and connectors etc, including dismantling of unserviceable actuator valve with switch all as specified and directed.
69Supply and fixing in repairs 100 mm bore Heavy duty Butterfly valve both end flanged and drilled complete and including replacement of nut, bolt, gaskets etc., complete all as specified and directed.
70Supply and fixing in repairs 150 mm bore Heavy duty Butterfly valve both end flanged and drilled complete and including replacement of nut, bolt, gaskets etc., complete all as specified and directed.
71Material and Labour for preparation of surfaces of pipe line, pumpset and foundation channel, Central AC Plants painting with one coat of red oxide primer and two coat of synthetic enamel paint complete all as directed.Locations : (i) AC Plant at NC-I, NC-II, NC-III - 03 Jobs(ii) P-11 - 01 Job, (iii) EMI/EMC - 03 Jobs(iv) Simulator AC Plant - 03 Jobs
72Supply and Fixing in repairs 150mm dia PUF insulation with aluminium foil wrapping of MS pipe line (chilled water pipeline) complete all specified and directed.
73Supply and Fixing in repairs 100mm dia PUF insulation with aluminium foil wrapping of MS pipe line (chilled water pipeline) complete all specified and directed.
74Removing existing filters from AHU (Air Handling Unit) any capacity and size of filters and cleaning of Filters, by washing with suitable liquid cleaners and dried-up and re-fixing the same location and including cleaning inside the AHU Complete as per the site requirement.
75Supply and fixing in repairs of pleated panel filters with aluminum framed all around the filter or aluminium brased (crossed and all around) and for suitable for AHU (Air Handling Unit) as samples/existing air filters size 60cm x 60cm pleated design with wire mesh hold the pleated fibre media in place. Note: The pleats shall allow the filters to catch more dust down to 4 or 5microns
76Supply and Fixing in repairs of Regulator Control Switch for Fan Coil Unit capacity of 1.50 / 2.50 TR. (ON, OFF & SPEED) and including power connections both end complete all as specified and directed.
77Supply and Fixing for Earthing with GI earth plate 600 mm x 600 mm x 6 mm thick including accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc with charcoal /coke and salt as specified and required.
78Material and labour for circuit/submain wiring along with earth wire using FRLS PVC insulated copper conductor size 4 runs of 16 sqmm and 02 runs of 6 Sqmm as earth wire, single core cable in surface/ recessed as required complete and including both end suitable size copper lugs complete all as specified and as directed.
79Material and Labour for general service of package/ cassette type AC unit 3/4Ton capacity installed at ground/first floor by cleaning outdoor and indoor unit area by blower, cleaning condenser coil unit ,Indoor cooling coil unit with water/chemicals, filter cleaning , checking electrical wiring, tightening wires apply proper tags, replace copper lugs, insulation tape over bare terminal and trouble shooting for any gas leakage with nitrogen and arresting leakage, recharging with required qty of R22 gas including necessary welding works to maintain required temperature and testing complete all as specified and directed. Note: (i) Servicing of ACs shall be carried once in three month per AC Unit. (ii) Service record to be submitted for claming payment and rate incl of service slip etc.
80Supply and fix in repair copper pipe 1/4inch outer dia for residential and commercial split air conditioners, 22 SWG wall thickness complete all as specified and as directed
81Supply and fix in repair copper pipe 1/2inch outer dia for residential and commercial split air conditioners, 22 SWG wall thickness complete all as specified and as directed
82Supply and fix in repairs of condenser drain pump 230V suitable for cassette AC 4/3Ton complete all as specified and directed.
83Supply and fix in repairs of copper cooling coil suitable for R22 gas, 50-90 degree rated working pressure 150-300PSI suitable for cassette AC 3/4Ton complete all as specified and directed.
84Supply and fix in repairs of copper condenser coil suitable for R22 gas rated working pressure 150-300PSI, 50-90degree suitable for cassette AC 3/4Ton complete all as specified.
85Supply and fix in repairs of fan blade suitable for 4Ton cassette AC outdoor unit complete all specified and directed.
86Supply and fix in repairs of fan blade suitable for 3Ton cassette AC outdoor unit complete all as specified and directed.
87Supply and fix in repairs of Indoor unit blower motor suitable for cassette AC 4Ton complete all as specified and directed.
88Supply and fix in repairs of indoor unit blower motor suitable for cassette AC 3Ton complete all as specified and directed.
89Supply and fix in repairs of Outdoor unit fan motor suitable for cassette AC 4Ton complete all as specified and directed.
90Supply and fix in repairs of Outdoor unit fan motor suitable for cassette AC 3Ton complete all as specified and directed.
91Supply and fix in repairs for sensor for 3.0/ 4.0 ton cassette type cooling coil control complete all as specified and directed.
92Supply and fix in repairs for sensor for 3.0/ 4.0 ton cassette type room temperature control complete all as specified and directed.
93Supply and fix in repairs for sensor for 3.0/ 4.0 ton cassette type float and manual mode control complete all as specified and directed.
94Supply and fix in repair of three phase Bakelite cable connector 10 way 40 Amps capacity complete all as specified and directed.
95Supply and fix in repair of PCB suitable for 4.0/3.0 Ton cassette type AC suitable for as per site requirement complete all as specified and directed.
96Supply and fix in repair of running capacitor 50 mfd 415 Volt all as specified and directed.
97Supply and fix in repair of starting capacitor 80/100mfd 415 Volt all as specified and directed.
98Supply and fix in repair of starting relay suitable for 3.0 /4.0 Ton cassette type A/C all as specified and directed.
99Supply and fix in repair of thermostat for 3.0/4.0 Ton Cassette type AC all as specified and directed.
100Supply and fix in repair of wiring kit suitable for 3.0 / 4.0 Ton cassette type A/C all as specified and directed
101Supply and fix in repair of discharge valve for 4 TR cassette type Air conditioner all as specified and directed.
102Supply and fix in repair of discharge valve for 3 TR cassette type Air conditioner all as specified and directed.
103Supply and fixing of Suction valve for 4 TR cassette type Air conditioner all as specified and directed.
104Supply and fixing of Suction valve for 3 TR cassette type Air conditioner all as specified and directed.
105Supply and fixing of expansion valve for 4 TR cassette type Air conditioner all as specified and directed.
106Supply and fixing of expansion valve for 3 TR cassette type Air conditioner all as specified and directed.
107Supply and fix drier unit for 4 TR cassette type Air conditioner
108Supply and fix drier unit for 3 TR cassette type Air conditioner
109Supply and fixing filter unit suitable for Indoor unit cassette type 3/4Ton complete all as specified and directed.
110Supply and fixing of 25mm PVC pipe suitable for cassette type AC drain all as specified and directed.
111Taking down unserviceable Scroll compressor 3 Ton capacity including suction and discharge connections, transporting to workshop dismantle the unit by welding cut the outer frame, remove the burnt winding and rewind with super enameled copper wire including insulation varnishing etc assemble the outer frame by welding, brazing and testing unit transporting fixing in outdoor unit and testing the AC unit complete all as specified and as directed.
112Taking down unserviceable Scroll compressor 4 Ton capacity including suction and discharge connections, transporting to workshop dismantle the unit by welding cut the outer frame, remove the burnt winding and rewind with super enameled copper wire including insulation varnishing etc assemble the outer frame by welding, brazing and testing unit transporting fixing in outdoor unit and testing the AC unit complete all as specified and as directed. Please Enable Macros to View BoQ information

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