1. 1 Prolife plant – Lucknow Established – 2003 ISO-9001-2008, ISO-14000,OHSAS Prolife plant – Coimbatore Established – 2006 ISO-9001-2008

2. 2 Maintenance Repairs Overhauling Reconditioning Future Scrap Present

3. 3  Mission critical equipment like engines, if repaired or overhauled in less than plant environment, pose high operational risk. Prolife aggregates are made to OE spec and load tested.  Reconditioning offers huge cost advantages compared to conventional life cycle in terms of M / R / O and final disposal. Operations are simplified, cutting down inventory and logistics cost.  Prolife is environment friendly and reduces waste. Why Prolife

4. 4 The Prolife Concept Overhaul Parts sourcing Inventory Processes Manpower Time Today Prolife Reliability Performance Less down time No Inventory Warranty Tomorrow

5. 5 Prolife Aggregate Old aggregate Reconditioned by Tata Motors to OE Standards. Readily available to the customer at the exchange point Referred to as “CORE” Prolife Exchange Process Tata Motors Customer

6. 6 The Exchange Process Exchange of old aggregate subject to simple Core Acceptance Norms Exchange price defined aggregate model wise Recovery against Core deficiency in addition to the exchange price

7. 7 Prolife Product Range Prolife Engine Long Block Prolife Transmission Aggregate Prolife Electrical Component Prolife Air Brake Component Prolife Power Steering Gear Box & Pump Prolife Turbocharger Prolife Air Compressor Prolife Other Component Click Here for details

8. 8 Prolife - Available at your doorstep across India Prolife - Better life compared to overhauling Prolife - Reduces down time compared to overhauling Prolife - Better fuel/engine oil performance, Can save up to Rs. 5000/ month Prolife - Easy exchange and acceptance norms Prolife - Warranty against reconditioning / material defects across the Country Prolife - Trusted by many of the esteemed customers of Tata Motors Tata Motors - Prolife Rebuilt Engines and Aggregates

9. 9 Some Intricacies of Engine Overhauling Process Engine – Heart of all powered equipment Mission Critical – Repairs / Field jobs ??? In- Process Inspection of critical parameters

10. 10 Mission Critical – Repairs / Field jobs ??? Cleaning of parts – Cleanliness is next to Godliness More so for Engine Dust free environment – critical to Life factor Correct tightening torque – Accuracy and calibration of torque equipment Correct tightening torque – Accuracy and calibration of torque equipment Performance testing – Condition / Calibration of test beds Performance subject to peripheral parts – Air / Water / Oil circuits / electrical. Performance subject to peripheral parts – Air / Water / Oil circuits / electrical.

11. 11 In- Process Inspection of critical parameters. Importance of form and shape – role of torque plate Surface of bores – Hatch angles, Surf roughness – Air compressor in ICV – BMP Mating of surfaces - Corners, radius and burrs Detection of cracks in crankshaft Importance of alignment - parent bore for crankshaft fitment Leakage detection between valve and vale seat using vacuum gauge Importance of valve guide geometry – ovality, taper checking Inspection of Connecting rod after honning – ovality, taper measurements Critical parameters inspection for other Small parts.

12. 12 Multi Jet Auto machine for chemical cleaning of Engine Parts Reconditioning At Prolife Ahead of Overhauling Machine section (Meeting OE specification)

13. 13 Assembly in Dust Free Environment. Reconditioning At Prolife Ahead of Overhauling Assembly section (Meeting OE specification) Automatic opening & closing Door for engine assembly

14. 14 DC Nut Runner for tightening Crank Main bearing Bolts. DC Nut Runner for tightening Cylinder head bolts. DC Nut Runner for tightening Connecting rod bearing Bolts. Critical tightening torque with the help Highly accurate DC Nut runners Reconditioning At Prolife Ahead of Overhauling Assembly section Linear & angular torque facility (Meeting OE specification)

15. 15 Engine testing dynamometer for 6BT engine.Dynamometer for Ace engine Testing Performance testing of engine in Eddy Current Dynamometers. Process Summary : Performance & running load testing of engine. Benefits : Engine test under load condition to check its performance more accurately. Reconditioning At Prolife Ahead of Overhauling Testing section (Meeting OE specification)

16. 16 Testing Flow rate of Water & Oil pump with Highly accurate M/C. Reconditioning At Prolife Ahead of Overhauling Machine section Flow rate checking Of water pump Flow rate checking Of Oil pump (Meeting OE specification)

17. 17 High accurate M/C for checking critical component Reconditioning At Prolife Ahead of Overhauling Testing section (Meeting OE specification) Electrical Component test rig.Air Brake component test rig.

18. 18 Honing of Cylinder bore using torque plate to maintain its dimension to the OE specified dimensions. Reconditioning At Prolife Ahead of Overhauling Machine section (Meeting OE specification) Torquing with calibrated torque wrench

19. 19 Honing of Cylinder bore to the OE specified Hatch Angle & Surface finish.. Process Summary : Super finish process for accurate dimension & proper hatch angle & Surface finish of cylinder Bore. Reconditioning At Prolife Ahead of Overhauling Machine section Surface finish measuremen t (Meeting OE specification) Diamond sticks as cutting tool

20. 20 Surface Grinding of Cylinder Block & Cylinder Head Surface. Process Summary : Surface grinding of Mating surface of cylinder block & cylinder head. Reconditioning At Prolife Ahead of Overhauling Machine section Surface flatness inspection with straight edge and Filler gauge (Meeting OE specification)

21. 21 Crankshaft grinding Reconditioning At Prolife Ahead of Overhauling Machine section Bend check Hardness testing Diameter Check Fillet radius Check Outer Diameter checking with Micrometer of LC 0.001mm Bend checking with Dial gauge of LC 0.01mm (Meeting OE specification)

22. 22 Crack testing of Crankshaft. Process Summary : Magnetizing crankshaft and after spraying flux solution checking crack with help of UV light torch & demagnetizing it. Benefits : Detects even minor crack on crankshaft surface hence helps in increasing life of engine. Reconditioning At Prolife Ahead of Overhauling Machine section Magnetizing crank shaft Cracks becomes clearly visible with UV light in the dark (Meeting OE specification)

23. 23 Line Boring of crankshaft parent bore in Cylinder block Reconditioning At Prolife Ahead of Overhauling Machine section Line bore inspection with dial gauge of least count 1 microns (Meeting OE specification)

24. 24 Valve seat cutting & vacuum test. Process Summary : Seat cutting process for proper mating of valve & valve seat in order to generate required compression. Reconditioning At Prolife Ahead of Overhauling Machine section Leakage detection b/w valve and seat to avoid possibility of Low compression problem (Meeting OE specification)

25. 25 Valve Guide cutting & Diameter check with Air gauge. Process Summary : Seat cutting process for proper mating of valve & valve seat in order to generate required compression. Reconditioning At Prolife Ahead of Overhauling Machine section Valve guide dia. Check with highly precise Air gauge L.C.: 0.001mm (Meeting OE specification)

26. 26 Honing of Connecting rod to the OE specified dimension. Process Summary : Super finish process for accurate dimension of connecting rod Big end Dia. Reconditioning At Prolife Ahead of Overhauling Machine section Big end dia. inspection with dial gauge of L.C. 0.001mm (Meeting OE specification)

27. 27 Inspection of small parts critical dimensions using Gauges & fixtures TGH Housing Checking Bolt Height Checking TGH Housing Checking PRC Flatness Checking Reconditioning At Prolife Ahead of Overhauling Machine section (Meeting OE specification)

28. 28 Glimpse of Earlier Visits Apr’2009Apr’2013

29. 29 Meeting Customer’s expectations OUTPUT

30. 30 Thank You