REPAIRS / MAINTENANCE OF VARIOUS CHILLER UNITS OF CENTRALISED AC PLANTS OF MAKE CARRIER IN NAVAL STATION, BHEEMUNIPATNAM

Amount

M&L carrying out servicing, testing of compressors, condensors and chiller system of capacity 3x120 TR AC plant and panels, model 30XA, make Carrier in P-168 and including panel maintenance, re-assembling the compressor in all respects, refixing the same in its original position, reconnecting all disconnected lines and including Leak test, pressure, nitrogen test, vacuuming etc, to make system functional complete all as per manufactureres instruction and as directed by Engr-in-charge.

Note: The quoted rate is deemed to be include for the following:- (i) Necessary T&P, MS Nuts, bolts, washers, gaskets, ladders, lubricants, waste cotton, filter drier core, transportaion etc. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under Sl. item Nos. 1.03 to 1.15 here-in-after.

(iii) Any minor spares / parts /accessories not covered in the Schedule "A" but required for completion of job shall be provided by the contractor. (iv) Renewal of control wiring in the system/ panel. (v) Servicing shall be carried out through OEM or his authorised agency only and test report shall be submitted in duplicate.

Supply only Control panel door hinges (XA left and right)

Supply only External oil filter,Carrier part No.2015970

Supply only Temp. Sensor,Carrier part No.2008536

Supply only Flow Switch,Carrier part No.2015971

Supply only Flow Switch cable (30XW), Carrier part No.2025823

Supply only electrical card carrier part no 2010891.

Supply only card display Carrier part No.2010892

Supply only Pressure Sensor,Carrier part No.2010882

Supply only contactor 25 amps from the existing panel.

Supply only refrigerants gas R-134a

Supply only contactor 3TF51,Carrier part No.2018571

Supply loading and unloading solenoid valve

Supply only unloader solenoid coil

M&L carrying out servicing, testing of compressors, condensors and chiller system of capacity 3x180 TR AC plant and panels, model 30XW0652 Make Carrier in Hanger (1 to 6) and including panel maintenance, re-assembling the compressor in all respects, refixing the same in its original position, reconnecting all disconnected lines and including Leak test, pressure, nitrogen test, vacuuming etc, to make system functional complete all as per manufactureres instruction and as directed by Engr-in-charge.

Note: The quoted rate is deemed to be include for the following:- (i) Necessary T&P, MS Nuts, bolts, washers, gaskets, ladders, lubricants, waste cotton, filter drier core, transportaion etc. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under Sl. item Nos 2.03 to 2.06 here-in-after.

(iii) Any minor spares / parts /accessories not covered in the Schedule "A" but required for completion of job shall be provided by the contractor. (iv) Renewal of control wiring in the system/ panel. (v) Servicing shall be carried out through OEM or his authorised agency only and test report shall be submitted in duplicate.

Supply only MCCB 3 pole 63 amps as per exising pannel.

Supply only contactor set for 3 pole TC contactor AC3, 25 Amps

Supply of flow switch

Supply only temp sensor as existing .

M&L carrying out servicing, testing of compressors, condensors and chiller system of capacity 3x60 TR AC plant and panels, model 30XW0262, make Carrier in Hanger (7&8) and including panel maintenance, re-assembling the compressor in all respects, refixing the same in its original position, reconnecting all disconnected lines and including Leak test, pressure, nitrogen test, vacuuming etc, to make system functional complete all as per manufactureres instruction and as directed by Engr-in-charge.

Note: The quoted rate is deemed to be include for the following:- (i) Necessary T&P, MS Nuts, bolts, washers, gaskets, ladders, lubricants, waste cotton, filter drier core, transportaion etc. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under Sl. item Nos. 3.03 to 3.05 here-in-after.

(iii) Any minor spares / parts /accessories not covered in the Schedule "A" but required for completion of job shall be provided by the contractor. (iv) Renewal of control wiring in the system/ panel. (v) Servicing shall be carried out through OEM or his authorised agency only and test report shall be submitted in duplicate.

Supply only system manager (4.3" pic 6 control) carrier part no- 2041965

Supply only Refrigerants gas R-134a

Supply only temp sensor as existing .

M&L carrying out servicing, testing of compressors, condensors and chiller system of capacity 3x80 TR AC plant and panels, model 30XW0312, make Carrier in hanger (19 & 20) and including panel maintenance, re-assembling the compressor in all respects, refixing the same in its original position, reconnecting all disconnected lines and including Leak test, pressure, nitrogen test, vacuuming etc, to make system functional complete all as per manufactureres instruction and as directed by Engr-in-charge.

Note: The quoted rate is deemed to be include for the following:- (i) Necessary T&P, MS Nuts, bolts, washers, gaskets, ladders, lubricants, waste cotton, filter drier core, transportaion etc. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under Sl. item Nos. 4.03 to 4.04 here-in-after.

(iii) Any minor spares / parts /accessories not covered in the Schedule "A" but required for completion of job shall be provided by the contractor. (iv) Renewal of control wiring in the system/ panel. (v) Servicing shall be carried out through OEM or his authorised agency only and test report shall be submitted in duplicate.

Supply only contactor 3 pole 3RT5044.

Supply only temp sensor

M&L carrying out servicing, testing of compressors, condensors and chiller system of capacity 3x65 TR AC plant and panels, model 30XW0312, make Carrier in Magazine P-243 at NADand including panel maintenance, re-assembling the compressor in all respects, refixing the same in its original position, reconnecting all disconnected lines and including Leak test, pressure, nitrogen test, vacuuming etc, to make system functional complete all as per manufactureres instruction and as directed by Engr-in-charge.

Note: The quoted rate is deemed to be include for the following:- (i) Necessary T&P, MS Nuts, bolts, washers, gaskets, ladders, lubricants, waste cotton, filter drier core, transportaion etc. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under Sl. item Nos. 5.03 to 5.05 here-in-after.

(iii) Any minor spares / parts /accessories not covered in the Schedule "A" but required for completion of job shall be provided by the contractor. (iv) Renewal of control wiring in the system/ panel. (v) Servicing shall be carried out through OEM or his authorised agency only and test report shall be submitted in duplicate.

Supply only flow switch.

Supply only flow switch cable

Supply of contactor 3 pole 3RT5044

M&L carrying out servicing, testing of compressors, condensors and chiller system of capacity 3x65 TR AC plant and panels, model 30XW0312, make Carrier in Magazine P-245 at NAD and including panel maintenance, re-assembling the compressor in all respects, refixing the same in its original position, reconnecting all disconnected lines and including Leak test, pressure, nitrogen test, vacuuming etc, to make system functional complete all as per manufactureres instruction and as directed by Engr-in-charge.

Note: The quoted rate is deemed to be include for the following:- (i) Necessary T&P, MS Nuts, bolts, washers, gaskets, ladders, lubricants, waste cotton, filter drier core, transportaion etc. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under Sl. item Nos. 6.03 to 6.04 here-in-after.

(iii) Any minor spares / parts /accessories not covered in the Schedule "A" but required for completion of job shall be provided by the contractor. (iv) Renewal of control wiring in the system/ panel. (v) Servicing shall be carried out through OEM or his authorised agency only and test report shall be submitted in duplicate.

Supply only flow switch .

Supply only pressure sensor .

M&L carrying out servicing, testing of compressors, condensors and chiller system of capacity 3x90 TR AC plant and panels, model 30XW0312, make Carrier in Magazine 244 at NAD and including panel maintenance, re-assembling the compressor in all respects, refixing the same in its original position, reconnecting all disconnected lines and including Leak test, pressure, nitrogen test, vacuuming etc, to make system functional complete all as per manufactureres instruction and as directed by Engr-in-charge.

Note: The quoted rate is deemed to be include for the following:- (i) Necessary T&P, MS Nuts, bolts, washers, gaskets, ladders, lubricants, waste cotton, filter drier core, transportaion etc. (ii) New spare parts required for replacing old parts shall be measured and paid separately against ‘Supply only’ under Sl. item Nos. 7.03 to 7.05 here-in-after.

(iii) Any minor spares / parts /accessories not covered in the Schedule "A" but required for completion of job shall be provided by the contractor. (iv) Renewal of control wiring in the system/ panel. (v) Servicing shall be carried out through OEM or his authorised agency only and test report shall be submitted in duplicate.

Supply only flow switch cable

Supply only temp sensor

Supply only pressure Sensor

M&L carrying out the descaling of the shell & tube condensers by isolation of each condenser by providing of dummy plate for inlet & outlet connection and seperation of condenser from water circulation without disturbing the operation of the AC plant, carrying out the descaling by circulation of the diluted scale removing agent organic compound type chemical of RA III / chemtex Brand at the appropriate ratio depend upon as recommended by manufacturer and the scale deposit inside copper tube by forced circulation and opening the end covers, mechanical brushing the copper tubes with nylon brushes of various size to remove complete scale, de-greasing with caustic soda solution and flushing out with fresh water, refixing all disconnected pipes lines, end covers with new rubber gasket and opening water line valves and checking of water leakages, apply grease to all M S bolts & nuts and put the condensers of the following capacities in operational condition complete all as specified and directed :-

65 TR Capacity

70 TR Capacity

80 TR Capacity

90 TR Capacity

180 TR Capacity

SRIVALLI ENGINEERS (BID ID -3087951)

ANAND ENTERPRISES AND ENGINEERS (BID ID -3098055)