Replacement of components/overhauling of 01 No. Horizontal Spilt Casing pump of Flowmore make(unit no 15) having 17 Cusec discharge, 50.50 meter head installed at LIS Lakhanpur.

Amount

Decoupling of Flowmore make HSC pump unit no. 15 from 450 HP slip ring type 6.6 KV HTmotor and subsequently loosening the nuts, bolts, and studs of upper and lower casing.Unbolting bearing housing, upper housing of pump, Lifting and shifting shaft assembly with the help of EQT crane to suitable place. Job includes shifting the shaft assembly to the workshop for replacement of components which includes dismantling all the components of unit no.15 from the shaft such as coupling pulley, impeller, impeller rings, shaft protection sleeves, collar, spacer sleeves, sleeve nuts, O-rings, water deflector, stuffing box bushings, lantern rings, bearings at workshop etc. Improvement to the SS shafts of the pump unit no. 15 by rebuilding it at various spots including damaged threaded portion of the shafts by depositing SS material at worn-out spots by welding with SS electrodes, turning, grinding, and finishing to required shape and size and threading on the portion where chuck nut & lock nut to be fitted. Job also includes Removing eccentricity of the SS shaft if any. Providing and fitting of new O ring, shaft collar as per the sample provided. Providing and fitting of new shaft protection sleeves -02 pcs fabricated out of SS-410 and 02 spacer sleeves pieces material as per the sample to pump no.15. Providing / Fitting of new sleeve nuts 04 nos to the pump (2nos. on R.H side and 2nos on L.H side of impeller) fabricated out of SS-410 material as per the sample in place of the damaged /worn out sleeve nuts. Providing and fitting of 02 nos bearing of any reputed make and as per the sample to the Pump (both at DE and NOE. of shaft.) Providing / Fitting of lantern rings (02Pcs) to the pump as per the sample provided. Fabrication/providing of new coupling pulley set in place of old/damaged pulley as per the sample provided. Providing and fitting of new coupling bolts (as per the requirement) along with rubber bushes to the pump. Assembling all the Components such as coupling pulley, impeller, impeller rings, shaft protection sleeves, collar, spacer sleeves, sleeve nuts, O-rings, water deflector, stuffing box bushings, lantern rings, bearings etc. Shifting the shaft assemblies back to Lift Irrigation station. Providing/ Fitting of gland packing set. Complete job includes placing the shaft assembly inside the pump body, making proper alignment with the motor; fitting of top cover of the pump by replacing of old / damaged studs; nuts and bolts etc. with new ones. Providing and fitting of new coupling bolts with bushes and nuts in place of damaged one and testing of pump on load. Complete job includes cost of material, labour charges, charges of all tools and tackles required for repairs of pump, transportation cost handling and miscellaneous charges etc.

M/S TRIKUTA ELECTRICAL AND MECHNICAL WORKS

BEE AAR ENTERPRISES