New Holland TN70DA ユーザーズマニュアル

New Holland 

TN-A Series Tractor Specifications

TN60A/TN60DA   TN70A/TN70DA   TN75A/TN75DA/TN75SA   TN85A/TN85DA   TN95A/TN95DA

ENGINE
Gross engine hp (kW)*

57 (42.5)

70 (52.2)

75 (55.9)

80 (59.7)

90 (67.1)

PTO hp (kW)*

45 (33.6)

57 (42.5)

62 (46.3)

69 (51.5)

77 (57.4)

Cylinders

...........................................................3...........................................................

......................................4......................................

Aspiration

Natural

Turbocharged

Turbocharged

Natural

Turbocharged

Displacement, cu. in. (L)

....................................................179 (2.9) ....................................................

...............................274 (4.5) ...............................

Rated speed, rpm

.................................................................................................2300 .................................................................................................

Maximum Torque, ft.-lbs. (Nm) 

159 @ 1400 rpm 

213 @ 1400 rpm 

220 @ 1400 rpm

236 @ 1400 rpm

269 @ 1400 rpm

(216 @ 1400 rpm) 

(289 @ 1400 rpm) 

(298 @ 1400 rpm)

(320 @ 1400 rpm)

(365 @ 1400 rpm)

Engine torque rise, % 

26

32

36

32

37

Fuel capacity, gal. (L) 

................................23 (87) on TN-A Standard models ................................

...............................23.5 (89) ...............................

...............................19.5 (74) TNS-A and TND-A models...............................

*mfg’s estimate

TRANSMISSIONS
Choice of transmission
• 8 x 8 constant mesh transmission with synchronized mechanical shuttle (available on select TN-A models only)
• 12 x 12 Synchro Command™ transmission with synchronized mechanical shuttle (available on TN-A models only)
• 12 x 12 Synchro Command™ transmission with power shuttle (available on TN95A and TN95DA)
• 16 x 16 Synchro Command™ transmission with your choice of synchronized mechanical or electro-hydraulic, no-clutch power shuttle (Except TN95A and TN95DA)

TRACTION CLUTCH
w/ mechanical shuttle, in. (mm)

11 (280)

........................................................................11 (280)........................................................................

Dry organic plate

............................................................. Dry cerametallic plate.............................................................

w/ electro-hydraulic power shuttle, in. (mm) ............................................................................Six 5.2 (113) wet organic plates............................................................................
Differential lock (front/rear) 

.....................Limited slip, mechanically engaged (electro-hydraulically engaged on TN75SA SuperSteer™ models).....................

ELECTRICAL
Alternator (amps)

Less cab

..........................................................65..........................................................

....................................120....................................

With cab

..........................................................85..........................................................

....................................120....................................

Cold cranking amps

..................................................................................................730 ..................................................................................................

BRAKES
Type

...............................................................................Wet, two disc, self-adjusting...............................................................................

Parking brake

..........................................................................Independent, four 3.5 in. wet disc ..........................................................................

INDEPENDENT PTO
Speed

..................................................................................................540 ..................................................................................................

PTO clutch, in. (mm)

.............................................................................11 (280) dry cerametallic plate.............................................................................

HYDRAULICS
Pump type 

..................................................................................................Gear..................................................................................................

System ............................................................................................Open 

center............................................................................................

Nominal system pressure, PSI (bar)

............................................................................................2755 (190) ............................................................................................

Standard pump flow, gpm (lpm)

12.8 (48) 

12.8 (48) 

16.9 (64)

15.0 (56.9)

15.0 (56.9)

Optional pump flow, gpm (lpm) 

16.9 (64)

16.9 (64)

NA

NA

NA

STEERING SYSTEM
Steering Pump Type 

..................................................................................................Gear..................................................................................................

provides flow for power steering, FWD engagement, differential lock engagement and lubricating the transmission

Pump flow, gpm (lpm)

with mechanical shuttle 

....................................7.4 (28.0) ....................................

.........................................9.4 (35.6) ...................................................

with power shuttle 

.............................................................................................9.4 (35.6) .............................................................................................