Case Alpha Series Service Manual
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Case Alpha Series Service Manual

Skid/compact steer loader
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SR270 / SV300
Tier 4B (final)
Alpha Series Skid Steer Loader
SR270 PIN NFM481941 and above; SV300 PIN NFM470295 and above
TR340 / TV380
Tier 4B (final)
Alpha Series Compact Track Loader
TR340 PIN NFM482972 and above; TV380 PIN NFM483044 and above
SERVICE MANUAL
Part number 47685161
1
edition English
st
June 2015

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  • Page 1 SR270 / SV300 Tier 4B (final) Alpha Series Skid Steer Loader SR270 PIN NFM481941 and above; SV300 PIN NFM470295 and above TR340 / TV380 Tier 4B (final) Alpha Series Compact Track Loader TR340 PIN NFM482972 and above; TV380 PIN NFM483044 and above...
  • Page 2 SERVICE MANUAL SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TIER 4B (FINAL) [NFM470295 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 TIER 4B (FINAL) [NFM483044 - ] 47685161 24/06/2015 Find manuals at https://best-manuals.com...
  • Page 3 Link Product / Engine Product Market Product Engine TR340 TIER 4B (FINAL) North America F5BFL413A*B007 [NFM482972 - ] TV380 TIER 4B (FINAL) North America F5BFL413A*B007 [NFM483044 - ] SR270 TIER 4B (FINAL) North America F5BFL413A*B007 [NFM481941 - ] SV300 TIER 4B (FINAL) North America F5BFL413A*B007 [NFM470295 - ]...
  • Page 4 Contents INTRODUCTION Engine..................10 [10.001] Engine and crankcase ............. 10.1 [10.216] Fuel tanks .
  • Page 5 [35.359] Main control valve ..............35.4 [35.525] Auxiliary hydraulic valves and lines .
  • Page 6 [55.019] Hydrostatic drive control system ........... 55.9 [55.512] Cab controls.
  • Page 7 47685161 24/06/2015 Find manuals at https://best-manuals.com...
  • Page 8 INTRODUCTION 47685161 24/06/2015 Find manuals at https://best-manuals.com...

  • Page 9: Table Of Contents

    Contents INTRODUCTION Foreword - Important notice regarding equipment servicing (*) ....... . 3 Safety rules (*) .

  • Page 10: Foreword - Important Notice Regarding Equipment Servicing

    In any case, no warranty is given or attributed on the product manufactured or marketed by the manufacturer in case of damages caused by parts and/or components not approved by the manufacturer.

  • Page 11: Safety Rules

    INTRODUCTION Safety rules SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 Personal safety This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible death or injury.

  • Page 12: Safety Rules - Personal Safety

    13. When transporting on a road or highway, use accessory lights and devices for adequate warning to the opera- tors of other vehicles. In this regard, check local government regulations. Various safety lights and devices are available from your CASE CONSTRUCTION dealer. 14. Practice safety 365 days a year.

  • Page 13: Safety Rules - Ecology And The Environment

    Improper disposal of batteries can contaminate the soil, groundwater, and waterways. CASE CONSTRUCTION strongly recommends that you return all used batteries to a CASE CONSTRUCTION dealer, who will dispose of the used batteries or recycle the used batteries properly.

  • Page 14: Torque - Minimum Tightening Torques For Normal Assembly

    INTRODUCTION Torque - Minimum tightening torques for normal assembly SR270 SV300 TR340 TV380 METRIC NON-FLANGED HARDWARE NOM. LOCKNUT LOCKNUT SIZE CL.8 CL.10 CLASS 8.8 BOLT and CLASS 10.9 BOLT and W/CL8.8 W/CL10.9 CLASS 8 NUT CLASS 10 NUT BOLT BOLT PLATED PLATED UNPLATED...
  • Page 15 INTRODUCTION METRIC FLANGED HARDWARE NOM. CLASS 8.8 BOLT and CLASS 10.9 BOLT and LOCKNUT LOCKNUT SIZE CLASS 8 NUT CLASS 10 NUT CL.8 CL.10 W/CL8.8 W/CL10.9 BOLT BOLT PLATED PLATED UNPLATED UNPLATED W/ZnCr W/ZnCr 2.4 N·m (21 lb 3.2 N·m (28 lb 3.5 N·m (31 lb 4.6 N·m (41 lb 2.2 N·m (19 lb...
  • Page 16 INTRODUCTION 1. Manufacturer's Identification 2. Property Class 3. Clock Marking of Property Class and Manufacturer's Identification (Optional), i.e. marks 60 ° apart indicate Class 10 properties, and marks 120 ° apart indicate Class 8. INCH NON-FLANGED HARDWARE LOCKNUT LOCKNUT NOMINAL SAE GRADE 5 BOLT SAE GRADE 8 BOLT GrB W/ Gr5...
  • Page 17 INTRODUCTION INCH FLANGED HARDWARE NOM- LOCKNUT LOCKNUT SAE GRADE 5 BOLT and SAE GRADE 8 BOLT and INAL GrF W/ Gr5 GrG W/ Gr8 SIZE BOLT BOLT UNPLATED PLATED UNPLATED PLATED or PLATED W/ZnCr or PLATED W/ZnCr SILVER GOLD SILVER GOLD 12 N·m (106 lb 13 N·m (115 lb...
  • Page 18 INTRODUCTION Inch Lock Nuts, All Metal (Three optional methods) 20090268 Grade Identification Grade Corner Marking Method (1) Flats Marking Method (2) Clock Marking Method (3) Grade A No Notches No Mark No Marks Grade B One Circumferential Notch Letter B Three Marks Grade C Two Circumferential Notches...

  • Page 19: Torque - Standard Torque Data For Hydraulics

    INTRODUCTION Torque - Standard torque data for hydraulics SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 INSTALLATION OF ADJUSTABLE FITTINGS IN STRAIGHT THREAD O RING BOSSES 1. Lubricate the O-ring by coating it with a light oil or petroleum.
  • Page 20 INTRODUCTION PIPE THREAD FITTING TORQUE PIPE THREAD FITTING Torque (Maximum) Thread Size Before installing and tightening pipe fittings, clean the 1/8-27 13 N·m (10 lb ft) threads with a clean solvent or Loctite cleaner and apply 1/4-18 16 N·m (12 lb ft) sealant L ®...

  • Page 21: Basic Instructions - Shop And Assembly

    Only use CNH Original Parts or CASE CONSTRUCTION Original Parts. Only genuine spare parts guarantee the same quality, duration, and safety as original parts, as they are the same parts that are assembled during standard production. Only CNH Original Parts or CASE CONSTRUCTION Original Parts can offer this guarantee.
  • Page 22 W0111A Special tools The special tools that CASE CONSTRUCTION suggests and illustrate in this manual have been specifically re- searched and designed for use with CASE CONSTRUCTION machines. The special tools are essential for reliable repair operations. The special tools are accurately built and rigorously tested to offer efficient and long-lasting oper- ation.

  • Page 23: Hydraulic Contamination

    INTRODUCTION Hydraulic contamination SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TIER 4B (FINAL) [NFM470295 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 TIER 4B (FINAL) [NFM483044 - ] Contamination in the hydraulic system is a major cause of the malfunction of hydraulic components. Contamination is any foreign material in the hydraulic oil.

  • Page 24: Capacities

    96.5 L (25.5 US gal) Specifications #2 Diesel ultra low sulfur Cooling system Capacity 19.0 L (5.0 US gal) Specifications CASE AKCELA ACTIFULL™ OT EXTENDED LIFE COOLANT Hydraulic system Reservoir capacity 22.7 L (6.0 US gal) System capacity: 45.4 L (12.0 US gal) Specifications...

  • Page 25: Product Identification

    INTRODUCTION Product identification SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TIER 4B (FINAL) [NFM470295 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 TIER 4B (FINAL) [NFM483044 - ] Write your machine model number, Product Identification Number (PIN), and serial numbers on the lines provided below.
  • Page 26 INTRODUCTION Roll Over Protective Structure (ROPS) certification plate. • Front edge (lower) inside cab. 931007505A Engine serial number plate location • On the side of the Exhaust Gas Recirculation (EGR) cooler. • On top of the valve cover. • The serial number is also stamped on the engine front cover 23119866 Bucket identification plate.

  • Page 27: Product Identification - Machine Orientation

    INTRODUCTION Product identification - Machine orientation SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 RAPH12SSL0057BA The terms front (1), right (2), rear (3), and left (4) are used in this manual to indicate the direction as seen from the operator's seat.
  • Page 28 SERVICE MANUAL Engine SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TIER 4B (FINAL) [NFM470295 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 TIER 4B (FINAL) [NFM483044 - ] 47685161 24/06/2015...
  • Page 29 Contents Engine - 10 [10.001] Engine and crankcase ............. . . 10.1 [10.216] Fuel tanks .
  • Page 30 Engine - 10 Engine and crankcase - 001 SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TIER 4B (FINAL) [NFM470295 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 TIER 4B (FINAL) [NFM483044 - ] 47685161 24/06/2015 10.1 [10.001] / 1...
  • Page 31 Contents Engine - 10 Engine and crankcase - 001 SERVICE Engine Drain fluid (*) ................3 Remove (*) .

  • Page 32: Drain Fluid (*)

    Engine - Engine and crankcase Engine - Drain fluid SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TIER 4B (FINAL) [NFM470295 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 TIER 4B (FINAL) [NFM483044 - ] 1. Remove the access cover (2) by removing the mount- ing bolts (1).

  • Page 33: Remove (*)

    Engine - Engine and crankcase Engine - Remove SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 WARNING Avoid injury! Always do the following before lubricating, maintaining, or servicing the machine. 1. Disengage all drives. 2.
  • Page 34 Engine - Engine and crankcase 1. Remove the access plate (1) for the engine oil pan. RAPH12SSL0233AA 2. Disconnect the hose (1) for the oil drain plug from the engine oil pan. RAPH12SSL0232AA 3. Remove the mounting bolts for the overflow bottle. 4.
  • Page 35 Engine - Engine and crankcase 5. Remove the air cooler (1). RAIL14SSL0798BA 6. Disconnect the hoses from the radiator (1). 7. Remove the radiator (2) from the shroud. RAIL14SSL0797BA 8. Remove the fan from the engine. RAPH12SSL0062AA 47685161 24/06/2015 10.1 [10.001] / 6...
  • Page 36 Engine - Engine and crankcase 9. Detach the mount (1) for the oil dip stick from the shroud. RAIL14SSL0847BA 10. Disconnect the overflow tube from the filler neck. RAIL14SSL0846BA 11. Remove the shroud (1). RAIL14SSL0795BA 47685161 24/06/2015 10.1 [10.001] / 7...
  • Page 37 Engine - Engine and crankcase 12. Disconnect the engine connectors (1) from the engine. 13. If your machine has A/C, disconnect the A/C lines (2) to the A/C compressor. 14. If your machine has A/C, disconnect the A/C compres- sor (3). 15.
  • Page 38 Engine - Engine and crankcase 20. Remove the right-hand side hood stop (1). RAIL14SSL0849BA 21. Disconnect the restriction sensor (1). 22. Detach the air cleaner assembly (2) from the rear deck. RAIL14SSL0851BA 23. Detach the rear deck (1) from the chassis, and remove the rear deck (1).
  • Page 39 Engine - Engine and crankcase 24. Disconnect the NOx module (4), NH3 module (3), and temperature sensor (2). 25. Remove any wire ties, P-clamps, and retainers that are securing these wires. 26. Detach the NOx module (1) from the bracket for the control modules.
  • Page 40 Engine - Engine and crankcase 30. Remove the retaining straps (1) for the SCR muffler. RAIL14SSL0854BA 31. Detach the fuel filter assembly (1) from the chassis. 32. Lay the fuel filter assembly (1) on the engine. RAIL14SSL0855BA 33. Disconnect the control module (4) for the NOx sensor and the temperature sensor (2).
  • Page 41 Engine - Engine and crankcase 37. Remove the muffler mounting bracket (1). RAIL14SSL0844BA 38. Disconnect the left coolant line (4) and right coolant line (2). 39. Disconnect the DEF hose (1). 40. Disconnect the injector (3). 41. Remove any wire ties, P-clamps, and retainers that are securing these wires to the muffler mounting bracket.
  • Page 42 Engine - Engine and crankcase 44. Remove the exhaust clamp (1). 45. Remove the exhaust tube (2). RAIL14SSL0784BA 46. Detach the lines (1) for the remote, engine oil filter from the engine. 931001923 47. If your machine has a cab heater, disconnect the heater hose from the engine.
  • Page 43 Engine - Engine and crankcase 49. Support the hydrostatic drive with a suitable lifting de- vice (1). RAPH12SSL0057AA 50. Remove the mounting bolts (1) for the hydrostatic drive assembly. 931001928 51. Separate the hydrostatic drive assembly (2) from the engine bell housing (1). 931001936 52.
  • Page 44 Engine - Engine and crankcase 54. Detach the positive battery cable (2) from the starter. 55. Disconnect the starter (1). 56. Disconnect the alternator (3). 57. Detach the ground cable (5) from the engine. RAIL14SSL0778BA 58. Detach the positive battery cable (1) from the alterna- tor.
  • Page 45 Engine - Engine and crankcase 61. Attach adequate lifting equipment to the engine. 62. Carefully lift the engine from the chassis. 931001946 47685161 24/06/2015 10.1 [10.001] / 16...
  • Page 46 Engine - Engine and crankcase Engine - Install SR270 TIER 4B (FINAL) [NFM481941 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] 1. Carefully lower the engine into the chassis. 931001946 2. Connect the feed line (1) and return line (2) for the fuel to the injection pump.
  • Page 47 Engine - Engine and crankcase 5. Install the positive battery cable (2) onto the starter. 6. Connect the starter (1). 7. Connect the alternator (3). 8. Connect the ground cable (5) to the engine. 9. Secure all wires, harnesses, and hoses away from hot components.

  • Page 48: Install (*)

    Engine - Engine and crankcase 15. Engage the hydrostatic drive assembly (2) to the en- gine bell housing (1). 931001936 16. Apply L ® 243™ to the threads of the mounting OCTITE bolts (1) for the hydrostatic drive assembly. 17. Install the mounting bolts (1). Torque the mounting bolts (1) for the hydrostatic drive assembly to 87 - 117 N·m (64 - 86 lb ft).
  • Page 49 Engine - Engine and crankcase 21. Attach the exhaust tube (2) to the exhaust manifold. Torque the clamp (1) to 11 - 15 N·m (97 - 133 lb in). RAIL14SSL0784BA 22. Place the diesel oxidation catalyst (DOC) muffler in position. 23.
  • Page 50 Engine - Engine and crankcase 28. Attach the DOC muffler to the muffler mounting bracket. Torque the bolts (1) to 54 - 73 N·m (40 - 54 lb ft). 29. Attach the exhaust tube (3) to the DOC muffler. Torque the clamp (2) to 11 - 15 N·m (97 - 133 lb in). RAIL14SSL0787BA 30.
  • Page 51 Engine - Engine and crankcase 35. Install the retaining straps (1) for the SCR muffler. RAIL14SSL0854BA 36. Attach the SCR muffler (1) to the muffler mounting bracket. RAIL14SSL0853BA 37. Attach the exhaust tube (1) to the SCR muffler. Torque the clamp (2) to 11 - 15 N·m (97 - 133 lb in). 38.
  • Page 52 Engine - Engine and crankcase 39. Attach the NOx module (1) to the bracket for the con- trol modules. 40. Connect the NOx module (4), NH3 module (3), and temperature sensor (2). 41. Secure all wires, harnesses, and hoses away from hot components.
  • Page 53 Engine - Engine and crankcase 45. Attach the fuel filter assembly (1) to the chassis. 46. Lay the fuel filter assembly (1) on the engine. 47. Attach the air cleaner assembly (3) the rear deck. Torque the bolts (2) to 27 - 37 N·m (20 - 27 lb ft). RAIL14SSL0855BA 48.
  • Page 54 Engine - Engine and crankcase 51. If your machine is equipped with A/C, connect the lines (1) to the A/C condenser. 52. If your machine is equipped with A/C, connect the con- denser fan. RAPH12SSL0075AA 53. Loosen the alternator by loosening the mounting bolts (3).
  • Page 55 Engine - Engine and crankcase 59. Connect the engine connectors (1) to the engine. 60. If your machine has A/C, connect the A/C lines (2) to the A/C compressor. 61. If your machine has A/C, connect the A/C compressor (3). 62.
  • Page 56 Engine - Engine and crankcase 65. Attach the mount (1) for the oil dip stick to the shroud. RAIL14SSL0847BA 66. Apply L ® 243™ to the threads of the bolts (2), OCTITE and install the fan (1). RAPH12SSL0062AA 67. Readjust the shroud if there is not 13 mm (1/2 in) of clearance (A) between the fan blades and the shroud.
  • Page 57 Engine - Engine and crankcase 68. Adjust the serpentine belt for the alternator by turning the adjusting bolt (3). NOTE: The alternator belt does not have a tensioning pro- cedure. The alternator is adjusted all the way to the stop. 69.
  • Page 58 Engine - Engine and crankcase 76. Install the bolts (1) for the radiator. Torque the bolts (1) to 27 - 37 N·m (20 - 27 lb ft). RAIL14SSL0797BA 77. Install the air cooler (1) . Torque the bolts (2) to 27 - 37 N·m (20 - 27 lb ft).
  • Page 59 Engine - Engine and crankcase 80. Connect the hose (1) for the oil drain plug to the engine oil pan. RAPH12SSL0232AA 81. Center and attach the access plate (1) for the engine oil pan. 82. Install the bolts (2), and torque to 42 - 58 N·m (31 - 43 lb ft).

  • Page 60: Filling (*)

    Engine - Engine and crankcase Engine - Filling SR270 TIER 4B (FINAL) [NFM481941 - ] SV300 TIER 4B (FINAL) [NFM470295 - ] TR340 TIER 4B (FINAL) [NFM482972 - ] TV380 TIER 4B (FINAL) [NFM483044 - ] 1. Lift the tilting hood. 2.
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