6-2 OM 803 us – Edition 3.7 * * 803b610.fm
Technical data
The machine has about 17 % less output at altitudes over 800 m (2625 ft)
above see level. However, this does not affect operation.
6.3 Travel gear and swivel unit
Engine Model 803
Product Yanmar diesel engine
Type 3TNV74F-SNNS
Design Water-cooled 4 stroke diesel engine
Number of cylinders 3
Displacement 993 cm³ (60.6 in
3
)
Nominal bore and stroke 74 x 77 mm (2.9 x 3.0 in)
Output
11.5 kW at 2500 rpm
(15.4 hp/2,500 rpm)
Max. torque
53 Nm at 1800 rpm
(39 ft.lbs/1800 rpm)
Max. engine speed without load
2675 +/− 25 rpm
(2,675 +/− 25 rpm)
Idling speed
1300 +/− 25 rpm
(1,300 +/− 25 rpm)
Fuel injection system Indirect injection
Starting aid Glow plug (preheating time 4 seconds)
Exhaust values according to EPA – Tier IV final (from 2012)
Travel gear/swivel unit Model 803
Travel speed 1.82 kph (1.1 mph)
Climbing ability 30°/58 %
Track width 180 mm (7 in)
No. of track rollers on either side 2
Ground clearance 132 mm (5 in)
Ground pressure 0.24 kg/cm² (3.4 lbs/in
2
)
Upper carriage swivel speed 8 rpm
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