specification and general data 2.5 ton army vehicle Tata 715


Before using the vehicle every one heve to know about its specifications and general data because the maintenance of the vehicle is carry out correct and on time. 

2.5-ton-specification-or-general-data


specification and general data 2.5 ton army vehicle Tata 715:-

1.  Engine  -

 Model  -  B 5.915530.
 Type  -  Water cooled, direct injection, turbocharged, inter cooled, diesel engine.
 No of cylinder  -  6 in line.
 Piston stroke  -  120 mm.
 Bore  -  102 mm.
 Cylinder capacity  -  5883cc 
 Maximum BHP output  -  155 HP at 2500  RPM or 115.5 KW.


 Maximum Torque  -  60 kg/mtr at 1500 RPM.
 Compression Ratio  -  18 : 1.
 Firing Order  -  153624.
 Compression Pressure  -  20 Kg/cm2 at 1500 to 2000 RPM.
 Maximum variation in compression pressure  -  1.5 Kg/cm2.
 Fuel Injection begins  -  23 Degree before TDC.

2. Ignition Advance:-

Automatic advance by mechnical timer  -  4 Degree on cam shaft.
Automatic advance on cam shaft  -  8 Degree on crank shaft.

3. Valve:-

Valve clearance inlet valve  -  0.254 mm.
Valve clearance Exhaust valve  -  0.508 mm.
Valve arrangement  -  Overhead Valve.

Valve Timing -

 Inlet valve open  -  29 degree B/TDC.
 Inlet valve close  -  55 degree 53 minute A/BDC.
 Exhaust valve open  -  53 degree 55 minute B/BDC.
 Exhaust valve close  -  20 degree 51 minute A/TDC.
Overlap  -  49 degree 51 minute.

4. Technical data:-

 Injector Pressure  -  220 Kg/cm2.
Water pump output  -  150 ltrs / min at 2700 RPM.
Fan Speed  -  1.055 X RPM.
Oil pump output  -  50 ltrs/ min at 2800 RPM at 50 degree temp.
Air cleaner  -  Dry element typr.
Oil Filter  -  Fully flow paper element type.
Fuel filter  -  Two stage pre and fine filtration with water separator.
FIP  -  R.Bosch rotory vane pump 14.
Governor  -  All speed mech type.
Radiator  -  Fins and tube type.
Radiator frontal area  -  3970 cm2.
Turbocharger  -  Impeller and turbine type.

specification and general data 2.5 ton army vehicle Tata 715

5. Clutch:-

 Type -  Single plate dry friction clutch operated by hydraulic type.
 Outside diameter of clutch  -  352 mm.
 Friction area  -  302 cm2.

Technical data of Royal Enfield Shotgun 650

6. Gear Box:-

 Model  -  TATA GBS 600.
  Type  -  Synchromesh on six forward and constant mesh on reverse gear.
  No of Gear  -  Six forward One reverse.

  Gear Ratio  -

                     1st gear  -  6.58:1
                     2nd gear -  3.79:1
                     3rd gear  -  2.29:1
                     4th gear  -  1.49:1
                     5th gear  -  1:1
                     6th gear  -  0.77 : 1
                     reverse gear  -  5.66:1

7. Auxiliary gear box (transfer case):-

   Type -  Constant mesh helical gear with high/low gear.

   Ratio  -

                     High gear  -  1.05:1 ( 4X2)
                     Low gear   -  1.60:1 ( 4X4 )

8. Front Axle:-

 Type  -  Salisbury type.
 Ratio  -  5.857:1 ( 41/7 ).

9. Rear Axle:-

 Type  -  Banjo type.
 Ratio  -  5.857:1 (41/7 ) with differential lock.

10. Power Steering:-

 Type  -  hydraulic power assisted steering system.
 Ratio  -  20.4:1
 Tow in  -  3mm.
 Caster angle  -  1 degree +_ 30 minute
 Camber angle  -  1 degree
 King pin inclination  -  9 degree +_ 30 minute.

11. Brake system:-

 service brake  -  Dual circuit full air brake.
 Parking brake  -  Spring actuated parking brake acting on rear and front wheel.
 Exhaust brake  -  Pneumatically operated interlinked with service brake.

12. frame:-

   Depth  -  219 mm.
   Width  -  58 mm.

13. Suspension:-

 Type  -  Semi-elliptical multi leaf spring at front and rear.
 No of leaf  -   Front - 10 & Rear - 11
 Spring span ( extent from side to side ) = front - 1450 mm and rear- 1600 mm.
 Leaf thickness = front - 11 mm and rear 13 mm.
 Leaf width  =   Front - .......mm and rear - 80 mm.

14. Shock Absorber:-

  Type  -  Hydraulic double acting telescopic type.
  Make  -  Gabrial / Escort.

15. Wheel and Tyre:-

 Type  -  12.00X20 inch (18 ply sand tyre) 
 wheel rim  -  8X20 inch for 12X20 inch tyre.
  Tyre pressure ( front & rear )  -  4.5 Bar ( 65 psi ).

specification and general data 2.5 ton army vehicle Tata 715

16. Electrical system:-

 System voltage  -  24 Volt -ve earth.
 Alternator capacity  -  75 Amp.
 Battery  -  2X12 volt , 180 AHC.
 Wiper motor  -  12 volt high power.
 Starter motor  -  Axial type with over riding clutch.

17. Performance data:-

Max speed on road  -  with 12.00X20 inch tyre - 100 kmph (4X2) and 70kmph (4X4).
 Max gradient in 1st gear  -  31.5 degree.
 Turning Radius  -  15.8 Mtr.

18. Dimension:-

 Wheel base  -  3225 mm.
 Front over hang  -  1235 mm.
 Rear over hang  -    1090 mm.
 Overall length  -  5746 mm.
 Overall width  -  2160 mm.
 Track front  -   1810 mm.
 Track rear  -     1824 mm.
 Ground clearance  -  300 mm front & rear.

19. Weight:-

Load for operation with spare wheel and tool  -  5250 kg.
Max permissible front axle weight  -  3750 kg.
Max permissible rear axle weight  -   4000 kg.
Gross Vehicle weight  -  7750 kg.
Max permissible pay load  -  2500 kg.
Weight engine dry  -  413 kg.

20. Filling Capacity:-

Engine oil sump

Max  -   14.3 ltr 15W40.
Min  -    12.3 ltr 15W40.
Cooling system  -  24 ltrs 50%coolant ( ethylene glycol ) & 50% water.
Clutch  -  1.5 ltr hydraulic brake fluid.
Gear box  -  7.5 ltr SAE 90
Transfer case  -  4 ltr SAE 90
Front Axle  -   3.5 ltr SAE 90
Rear Axle  -    7.5 ltr SAE 90
Power steering  -  3 ltr castrol TQ 90
Fuel tank   -    200 ltr DHPP 'N'
Water pump  -  80 gms grease no 3

 Hub grease - 

     Front - 500 gms each SG-240.
     Rear   - 700 gms each SG-240.



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