Comprehensive and preventive maintenance of AC Plants at Anant Vijay Auditorium, Armd Workshop and Mahar Regt under GE (N) Bikaner at Mil Stn Bikaner

M&L for dismantling & re-assembling condenser and evaporator of chiller unit of capacity 2x125 TR (2 Nos Unit Complete X 125 TR) AC Plant (Make – Hitachi) and pumping down the Plant to preserve the existing refrigerant (R-134a) and leak testing of Plant by charging of Nitrogen gas in the entire plant and monitoring for 08 hours including leakages, rectification of leakage by brazing and replacement of necessary gaskets packing where required including copper tubes of suitable size, vacuumising the plant by vacuum pump etc complete all as specified and as directed. Note : Nitrogen gas shall deemed to be included in quoted rate of this item.

M&L for dismantling & re-assembling condenser and evaporator of chiller unit of capacity 4x10.2 TR ( 4 Nos Unit Complete X 10.2 TR) AC Plant (Make – Blue Star) and pumping down the Plant to preserve the existing refrigerant (R-407) and leak testing of Plant by charging of Nitrogen gas in the entire plant and monitoring for 08 hours including leakages, rectification of leakage by brazing and replacement of necessary gaskets packing where required including copper tubes of suitable size, vacuumising the plant by vacuum pump etc complete all as specified and as directed. Note : Nitrogen gas shall deemed to be included in quoted rate of this item.

M&L for dismantling & re-assembling condenser and evaporator of chiller unit of capacity 2x26 TR (2 Nos Unit Complete X 26 TR) AC Plant (Make – Blue Star) and pumping down the Plant to preserve the existing refrigerant (R-407) and leak testing of Plant by charging of Nitrogen gas in the entire plant and monitoring for 08 hours including leakages, rectification of leakage by brazing and replacement of necessary gaskets packing where required including copper tubes of suitable size, vacuumising the plant by vacuum pump etc complete all as specified and as directed. Note : Nitrogen gas shall deemed to be included in quoted rate of this item.

Comprehensive preventive & periodical maintenance of Air Conditioning Plant, comprising of screw type water chiller unit, AHU/humidifiers etc of capacity 2 X 125 TR (2 Nos Unit Complatae X 125 TR) of make - Hitachi & Model - CW125VRF3E installed at AV Auditorium including servicing of AC Plant by authorized company representative (Hitachi) to check and inspect all air release valves, Gas pipe line, cleaning and setting of sensors, checking of control panels, checking of cooling and heating system, inspection of all type of filters for smooth & trouble free functioning of AC Plant complete all as specified and as directed. Note :- Servicing & maintenance of AC plant shall be carried out through authorized service agency of manufacturer (i.e Hitachi). The contractor shall submit documentary proof/evidence in this regard before taking plants under servicing etc.

Comprehensive preventive & periodical maintenance of Air Conditioning Plant, comprising of scroll type chiller unit and AHU/humidifires etc capacity 4 X 10.2 TR of make - Blue Star & Model - WC25-011R2 installed at 288 Fd Wksp including servicing of AC Plant by authorized company representative (Blue Star) to check and inspect all air release valves, Gas pipe line, cleaning and setting of sensors, checking of control panels, checking of cooling and heating system, inspection of all type of filters for smooth & trouble free functioning of AC Plant complete all as specified and as directed. Note :- Servicing & maintenance of AC plant shall be carried out through authorized service agency of manufacturer (i.e Blue Star). The contractor shall submit the inspection Report in this regard before taking plants under servicing etc.

Comprehensive preventive & periodical maintenance of Air Conditioning Plant, comprising of scroll type chiller unit and AHU/humidifires etc capacity 2 X 26 TR of make - Blue Star & Model - WC7.5-011R2 installed at 14 Mahar including servicing of AC Plant by authorized company representative (Blue Star) to check and inspect all air release valves, Gas pipe line, cleaning and setting of sensors, checking of control panels, checking of cooling and heating system, inspection of all type of filters for smooth & trouble free functioning of AC Plant complete all as specified and as directed. Note :- Servicing & maintenance of AC plant shall be carried out through authorized service agency of manufacturer (i.e Blue Star). The contractor shall submit the inspection Report in this regard before taking plants under servicing etc.

(v) During entire contract period any defective components/or any other materials which is not specified in Sch 'A' but required repair/replacement to make plant/ machinery fully functional, the cost of same shall be deemed included in quoted rates and nothing extra shall be paid to the contractor on this account. The transportation and other necessary equipments shall be arranged/brought by the contractor, hence the bidder is advised to visit the site and assess the quantum of the work to be carried out in the contract and quote their rate accordingly. (vi) Make and model of part to be replaced shall be same as existing at site (vii) Comprehensive /Periodic maintenance means ensuring optimal functioning of AC plant by synchronising all levels at no extra cost. (viii) All above points mentioned in notes for the period of three months shall be considered as one Job. (ix) Periodic maintenance shall take place at every four month or as directed by Engr-in-charge. (x) Each Job shall be measured and paid in three calendar months. (xi) All installations & surrounding area shall be kept neat and clean all the time by the contractor’s workmen and quoted rate shall deemed to include this provision.

AC Plant 2 Nos unit complete X 125 TR .

AC Plant 4 Nos unit complete X 10.2 TR.