repairing of float switch assembly twin entry, track drive gear box rh side, hydraulic pump, track chain link assy. and radiator assy. of sdl-969 of 7, 8 incline of dhori ( k ) colliery”. -1.01 repairing of float switch assembly twin entry ( enter zero for this row ) 1.02 repairing of side mounted level switch 1.03 repairing and fixing of terminal box, twin entry m / c 1.04 making of enclosure ( machining ) 1.05 providing and replacement of 2 pin mounted terminal 1.06 repairing of cover machining 1.07 providing and fixing of stud 1.08 hex socket head cap screw 1.09 new making of cable gland s.c, f.s.c- 25-plc-2 1.1 hex head bolt 1.11 repair of track drive gear box rh side ( enter zero for this row ) 1.12 repairing of damaged gear bearing and housing by round welding and machining as per original shape and size 1.13 repairing of primary reduction assembly by pinion repairing 1.14 repairing of secondary reduction assembly by pinion assembly repairing by worn out teeth material filling in round and teeth making in original shape by milling machine 1.15 repairing of pinions of planetary assembly 1.16 replacement of its seal kit 1.17 replacement of sun gear 1.18 repairing of hydraulic pump ( enter zero for this row ) 1.19 replacement of connecting shaft 1.2 making new gear set 1.21 repairing of bearing carrier 1.22 replacement of oil seal 1.23 making thrust plate 1.24 repairing of track link assembly ( enter zero for this row ) 1.25 making and fitting of new track bush 1.26 making and fitting of track pin of 45mm x 240mm 1.27 gas cutting and removing of old track pin and bush 1.28 providing and fixing of new track bolt 1.29 providing and fixing of new track shoe nut 1.3 radiator assy. ( enter zero for this row ) 1.31 radiator assy. repairing by dismantling and damaged tubes approx 18 nos. and cleaning of all tubes and brazing of leakage tubes and bottom tank welding and replacement of gasket and assembling