tender for repair/maintenance of ac plant at receiving block and spyder-i installed at air force station pathankot. => limited; (a)disconnection the package type air conditioner units of capacity 16.5 tr from outdoor unit by disconnection electrical connection opening the unit for further maint as specified and directed by engr-in-charge. 02 job(b) m&l for controller circuit board for package type ac plant capacity 16.5 tr. 6 each(c)m&l for strip heater capacity 3.0 kw surface for mounting in ac plant ducts complete and specified and directed by engr-in-charge. 10 each(d) m&l for complete vacuum cleaning of the compressor unit including nitrogen testing for leakage and flushing the system complete. 06 job(e) m&l for pressure testing & gas charging with r-407c/r-22 refrigerant complete all as specified and directed by engr-in-charge. 06 job(f) s&f copper refrigerant piping per circuit of 28mm dia for making connections for liquid and discharge piping from existing circuit to indoor unit complete. 45 rm(g) supply, assembly and erection of gi ducting of size 24 gauge rectangular / square shape, hollow profile, fabricated as per site requirement including all accessories such as corner, cleat, carriage bolt, gasket and appropriate sealant on longitudinal joints including insulation with 9mm thick nirile rubber complete all as specified and direct by engr-in-charge. 70 sqm