Case JX1060V User manual

MDB1965A
JX1060V -- JX1070V -- JX1075V --
JX1070N -- JX1075N TRACTORS
SERVICE MANUAL
SECTIONS
GENERAL GUIDELINES 00........................................
ENGINE 10......................................................
CLUTCH 18......................................................
TRANSMISSIONS 21..............................................
DRIVE LINES 23..................................................
FRONT MECHANICAL TRANSMISSION 25..........................
REAR MECHANICAL TRANSMISSION 27...........................
POWER TAKE- OFF 31............................................
BRAKES 33......................................................
HYDRAULIC SYSTEMS 35........................................
STEERING 41....................................................
AXLE AND WHEELS 44...........................................
CAB AIR CONDITIONING SYSTEM 50.............................
ELECTRICAL SYSTEM 55.........................................
CAB 90..........................................................
TECHNICAL SUPPORT

2SECTION 10 -- ENGINE -- CHAPTER 1
6- 62730 -- 04 -- 2004
GENERAL SPECIFICATIONS
Engine, technical type:
-- Mod. JX1060V -- type 8035.05C.925/929 (BOSCH pump) .............. See data on page 6--7
-- Mod. JX1070V and JX1070N -- type 8035.25R.925/929 (BOSCH pump) . . See data on page 8--9
-- Mod. JX1075V and JX1075N -- type 8035.25.925/929 (BOSCH pump) . . . See data on page 10--11
Cycle ............................................................... diesel, 4--stroke
Fuelinjection ........................................................ direct
Number of cylinders in line ............................................. 3
Cylinder liners ....................................................... dry force--fitted in cylinder
block
Piston diameter
-- Mod. JX1060V .................................................... 4.0944 in. (104 mm)
-- Mod. JX1070V and JX1070N ...................................... 4.0944 in. (104 mm)
-- Mod. JX1075V and JX1075N ...................................... 4.0944 in. (104 mm)
Pistonstroke ........................................................ 4.5275 in. (115 mm)
Total displacement:
-- Mod. JX1060V .................................................... 178.84 in3(2931 cm3)
-- Mod. JX1070V and JX1070N ....................................... 178.84 in3(2931 cm3)
-- Mod. JX1075V and JX1075N ....................................... 178.84 in3(2931 cm3)
Compression ratio for Mod. JX1060V, JX1070V and JX1070N .............. 17:1 normally aspirated
Compression ratio for Mod. JX1075V and JX1075N ....................... 16.5:1 turbocharged
Maximum power:
-- Mod. JX1060V .................................................... 43.5 kW (59 Hp)
-- Mod. JX1070V and JX1070N ....................................... 53 kW (72 Hp)
-- Mod. JX1075V and JX1075N ....................................... 55.5 kW (76 Hp)
Maximum power speed ............................................... 2300 rpm
Maximum torque speed for Mod. JX1060V ............................... 1400 rev/min
Maximum torque speed for Mod. JX1070V and JX1070N .................. 1400 rev/min
Maximum torque speed for Mod. JX1075V and JX1075N .................. 1400 rev/min
Number of main bearings .............................................. 4
Sump ............................................................... structural, cast iron
(continued)

SECTION 10 -- ENGINE -- CHAPTER 1 23
6- 62730 -- 04 -- 2004
1
2
345
6
7
25355
3
Longitudinal section of engine (mod. JX1060V).

24 SECTION 10 -- ENGINE -- CHAPTER 1
6- 62730 -- 04 -- 2004
25356
4
Cross--section of engine (mod. JX1060V).

SECTION 10 -- ENGINE -- CHAPTER 1 25
6- 62730 -- 04 -- 2004
5
5335B
1 2 3 4 5 6 7 8
6
1 3
8
5335A
Engine lubrication system diagram
1. Oil filler cap -- 2. Filter safety valve (opens when oil pressure at filter inlet exceeds the outlet pressure by 1.5--1.7 bar/cm2) -- 3. Filter --
4. Engine lubrication oil low pressure indicator lamp switch (located on the dashboard) -- 5. Dipstick -- 6. Pump -- 7. Oil pressure limiting valve --
8. Mesh filter on intake

26 SECTION 10 -- ENGINE -- CHAPTER 1
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1 2
3
4
5
6
25363
ab
6
Engine cooling system circuit diagram.
A. Coolant circulation with thermostat valve
closed
B. Coolant circulation with thermostat valve open
1. Thermostat
2. Pump
3. Electric thermometer for engine coolant
temperature
4. Temperature transmitter
5. Fan
6. Radiator

SECTION 10 -- ENGINE -- CHAPTER 1 31
6- 62730 -- 04 -- 2004
Op. 10 001 10
ENGINE Removal--Installation
DANGER
Lift and handle all heavy parts using suitable lifting
equipment.
Make sure that assemblies or parts are supported by
means of suitable slings and hooks. Check that no
one is in the vicinity of the load to be lifted.
CAUTION
Always use appropriate tools to align fixing holes.
NEVER USE FINGERS OR HANDS.
Proceed as follows.
1. Carry out operation 90 150 10 Cab with platform
unit, only removal (see Sect. 90) (models with
cab).
NOTE: Make sure that the bracket 380001613 lock-
ing the front axle in relation to the engine is positioned
and secured between the above.
2. Carry out operation 90 110 36 Platform assembly
only removal (see Sect. 90) (models with plat-
form).
3. Carry out operation 90 114 20 Front roll bar, only
removal (see Sect. 90) (models with platform).
4. Unscrew the plug and drain the oil from the rear
transmission casing (the prescribed quantity is
11.09 US gal. (42 litres)). 25628
7
5. Disconnect the electrical connections (2) and re-
move the front guard (1) by sliding forwards.
8

32 SECTION 10 -- ENGINE -- CHAPTER 1
6- 62730 -- 04 -- 2004
6. If the tractor is not fitted with an extra fuel tank,
disconnect the piping (1) and drain the fuel from
the main tank.
7. If the tractor is fitted with a platform the coolant
must be drained.
9
8. Disconnect the fuel return piping (1).
10
9. Remove the clamp (1) and detach the radiator
sleeve (2), unscrew the radiator retaining bracket
(3).
11
10. Disconnect the connecting pipe (1) between the
main fuel tank and the extra fuel tank.
12

SECTION 10 -- ENGINE -- CHAPTER 1 33
6- 62730 -- 04 -- 2004
11. Unscrew the brake control piping (1) on the front
axle.
13
12. Disconnect the hydrostatic steering piping (1).
14
13. Disconnect the steering sensor wire, loosen the
hose and wire retaining clamps (1) on the radi-
ator.
15
14. Loosen the clamp and disconnect the fuel injec-
tion pump hose (1).
16

34 SECTION 10 -- ENGINE -- CHAPTER 1
6- 62730 -- 04 -- 2004
15. Unscrew the clamp (1) to release the sleeve (2)
from the turbocharger.
16. Disconnect the electrical connections (1) on the
clogged air filter sensor.
17
17. Unscrew the clamp and remove the sleeve (1) on
the relative rigid pipe (2).
18
18. Loosen the hydraulic pump line piping bolts (1).
19
19. Loosen the clamps (1, 3 and 4), unscrew the
bracket retaining bolts (2) and remove the hy-
draulic pump line piping (5).
20