bids are invited for repair and overhauling service - four cylinder nitrogen trolley; four cylinder nitrogen trolley; yes; buyer premises four cylinder nitrogen trolley (a) booster regulator qty-01 required with certificate (b) replacement and fitment of pressure regulator (c) replacement of qty-02 stainless steel pipeline (d) replacement and fitment of cabin frame (e) cylinder holding straps with ratchet and locking mechanism to be replaced qty-04 (1) painting of four cylinder nitrogen trolley (qty-01) to be done with all caution stickers. (g) the paint should be good quality and painting scheme be as per amm iapt 0014 n-00-72.01para 2108and tsi vol-iii section a leaflet ge/gen/6a. (h) pre bid meeting is required to explain the scope of work and for more clarification on tech specification before participation in tender by vendors. (as per dpm 2009 para 14.5.1, page 137) (i) vendor present in pre bid meeting are only accepted. (as per dpm 2009 para 14.5.1, page 137) total quantity :