repairing parts of sdl 969-1.01 roll back cylinder ( enter zero for this row ) 1.02 roll back cylinder dismantling. 1.03 damaged tube final welding metal filling by special welding method as per requirement up to roundness and after welding re shaping by machining as per piston size. 1.04 damaged piston open from piston rod welding, then metal filling by special welding method and re shaping by machining. 1.05 seal kit new fitting with material. 1.06 oval eye reconditioning by material depositing by special electrodes in round and grinding as per original shape and size both end – 1.07 new pin making as per sample – 1.08 new spherical bushing making as per reqd. shape and size. 1.09 spherical bushing fitting in eye of cylinder with both end snap ring fitting 1.1 roll back cylinder assembling. 1.11 repairing of track link assembly lh side ( enter zero for this row ) 1.12 making and fitting of new track bush 1.13 making and fitting of track pin of 45mm x 240mm 1.14 gas cutting and removing of old track pin and bush 1.15 providing and fixing of new track bolt 1.16 providing and fixing of new track shoe nut 1.17 track chain sprocket teeth making lh & rh side ( enter zero for this row ) 1.18 chain sprocket teeth making by welding and machining with grinding 02 set x 21 nos. 1.2 track chain joint bolt new making as per size 45mm x 240mm- 1.21 front idler assembly- 02 nos. ( enter zero for this row ) 1.22 track chain idler assy. dismantling, full overhauling repairing and assembling. 1.23 repairing of worn out portion of idler bracket seat collar by welding and machining as per original dimension for proper assembly 1.24 repairing of worn out bearing seat and color of idler shaft by welding machining. 1.25 damaged and worn out bearing cover seat repairing by welding metal filling, and machining as per bearing seat and dust seal 1.26 broken and seized bolt removing by drilling from idler collar- 1.27 new thread making in idler collar- 1.28 providing and fixing of h.t bolts 12mmx30mm- 1.29 providing and fitting of bearing 4t- 623 / 612 - 1.3 providing and fixing idler seal kit