MID/AN/55

Repair of 3.5 cusec discharge 36m head HC pump unit no.2 installed at LIS Bhagwanachak . The job involves decoupling the pump from motor and further dismantling the pump top cover from its installed position & shifting of the pump shaft assembly by manual / mechanical means to workshop. Separating shaft, impeller and bushes. Providing/fitting of bearings (3210- 2 nos.) at driving and non driving end . Providing/fitting of bushes (2nos.) as per sample. Making necessary repairs to bearing housing. Assembling of the pump parts. Carriage / transportation of the pump assembly back from workshop to the site of LIS. Fitment of pump along with replacement of old damaged studs, gaskets, alignment setting at its position, p/f of gland packing, greasing work etc. Aligning & coupling the pump & motor. Complete testing of the pumping unit. Job includes cost of all material, transportation charges, head load and labour charges for skilled/semiskilled labour, hire charges for tools & tackles. Complete Job

Repairs to 250 KVA voltage stabilizer at LIS Badyala chak . The job involves disconnecting of the Voltage stabilizer from the main power supply (Incoming and Outgoing cables). Loading the voltage stabilizer in the vehicle by using crane and suitable tools and tackle and shifting the voltage stabilizer to workshop. Opening and removing of the panel, loosening /dismantling of the top cover, nut and bolts. Lifting of inside transformer assembly with the chain pulley block for extraction of the complete unit. Dismantling/Extraction of the coils. Thereafter dismantling of the core assembly and extraction of the all burnt copper wire with the help of manual labour and suitable tools/tackles. Rewinding of copper wire of the superior quality and then complete insulating and varnishing of coils. Assembling of the coils to make it a complete unit. Replacement of the rotor switch (3 no.) by way of p/f of new components, replacing all the damaged /burnt components. Filling of 180 litre T.oil in stablizer after heating of the T.oil. Reinstallation of the stabilizer frame with transformer assembly. Lowering of complete unit in tank after p/f of shock proof gasket and body with nuts/bolts. Shifting the voltage stabilizer to LIS and unloading of the voltage stabilizer at site by using crane Connecting power cables by p/f of new thimbles of the requisite capacity and testing on load . Complete job includes the cost of material, labour charges, transportation charges, hiring charges of tools/tackles required at site. Complete Job.

R K Electrical and Engineering Works

Chargotra Trading Co.