|
| 1 | Dismantling of all cable connections after disconnecting power supply, removing out all indicators, probes and other instruments. (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 2 | Isolation of pipelines by providing dummy, cutting and removing of the chilled water, compressor lines and condenser water lines (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 3 | Dismantling of condenser assembly after releasing all its fixing fasterners and removing out from its bed frame. (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 4 | Dismantling of chiller evaporator assembly after releasing all its insulation, cement plastering & fixing fasteners and removing out from its bed frame (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 5 | Charges for lifting the new condenser from central store to AC plant (approximate weight 0.5 Ton) by using chain block and special lifting equipments, re-fixing in existing position of condenser fixing of U-clamps & welding of clamp with condenser of structural channels, tightening of bolts & nut after aligning and fixing in correct position, as per the direction of Engineer-in-charge |
| 6 | Charges for lifting the new Evaporator from central store to AC plant (approximate weight 0.5 Ton) by using chain block and special lifting equipments, re-fixing in existing position of Evaporator fixing of U-clamps & welding of clamp with condenser of structural channels, tightening of bolts & nut after aligning and fixing in correct position, as per the direction of Engineer-in-charge |
| 7 | Renewal of Bed frame and its concrete foundation & compressor with motor to suit the new screw chiller with condenser assembly. If necessary (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 8 | Reconnecting the chiller water lines with new MS ERW pipes, with necessary, Bends, Butterfly valves and flanged joints by fabricating to suit the site and providing polyrethane cladding for 50mm thick and coating with water proof compound. (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 9 | Reconnecting the condenser water lines with new MS ERW pipes, with necessary, Bends, Butterfly valves manual balancing valves and flanged joints by fabricating to suit the site and coating with polyrethane paint (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 10 | Providing rubber bellows with flanges in chilled water lines, condenser water line to protect the lines from hammering and vibration (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 11 | Providing water flow switch assembly with suitable capillary water tubing, pressure gauges and fittings in chilled water and condenser lines for monitoring including cost of material and consumables, labour & T&P’s. |
| 12 | Providing digital temperature gauges at inlet and outlet of condenser and chiller unit (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 13 | Resuming all power connections with necessary inter cabling, lugs, termination etc., (cost inclusive of labour, consumables and hire charges for T&P’s) |
| 14 | Feeding of referigent gas 134 a for Screw chiller |
| 15 | R-134A referigent gas |
| 16 | Checking of final alignment and operations, Re-commissioning of screw chiller and made trial run satisfactorily Please Enable Macros to View BoQ information |
