Repairing and overhauling of 01 no. MnP make 1000 GPM, 3CHR, 100 mtr. head 200mm x 150mm size multi stage pump Sl. no. 81242241/1070/1 as standby at 3P Bottom quarry sump for dewatering purpose under SDOCM.

Amount

Complete pump assy. dismantling and fitting with full overhauling and setting.

Cotton waste, grease, oil, emery paper tools, tackles puller etc. (Hardware store).

Pump shaft alignment with both side (DE & NDE) side repairing by welding & machining of bearing sheeting area as per bearing bush & check nut size.

Repairing of gun metal impeller both side buildup of collar by brass brazing rod, machining and alignment as per neck ring size.

Repairing of Impeller bore and key way by brass brazing rod, bore machining and key way cutting.

Making new key for Impeller and coupling (M.S.)

Making new Check nut for shaft sleeve (C.S.)

Casting & machining new shaft sleeve (C.I.).

Casting & machining new neck ring (C.I.).

Casting & machining new neck bush (C.I.)

Casting & machining of new balancer disk (C.I.).

Casting & machining of new bush bearing in two parts (G.M.) as per standard size.

Welding & machining of balancer disk sheeting area by welding of C.I. machine able electrode.

Welding & machining of worn-out bearing bush sheeting area of bearing housing.

Pump repair kit of 3CHR.

Welding, repairing and grinding of worn-out delivery side body face by C.I. welding rod.

Old neck ring and neck bush opening, cutting and fitting of new neck ring and neck bush.

Chamber and diffuser neck ring and neck bush seat repairing and machining on lathe machine for alignment of body.

Painting of pump body inside and outside with cleaning of rust.

Making of coupling bush and coupling bolt as per sample

Total impact of GST for the purpose of CTC