5 Technical specifications
Engine specifications
Make Yanmar Engine
Model number 4TNV86CHT
Power 46 kW / 63 hp
Type Vertical, in-line, four-stroke, water-cooled diesel engine
Cylinders 4
Bore 86 mm
Stroke 90 mm
Cylinder volume 2,091 cc
Speed, high 2,600 rpm
Speed, low idling 1,150 rpm
Cooling type Coolant
Oil filter Replaceable element, see the Roberine spare parts manual.
Air filter Cyclone filter and two dry air filters (primary and secondary)
Maximum driving speed 25 km/h (15.6 mph)
Maximum mowing speed 13 km/h (8.1 mph)
Electrical system
Loading system 80A V-Belt driven alternator
Starter motor Solenoid connection
Battery voltage 12 Volt
Battery Ampere 60 Ah
Volume
Fuel tank 69 litre
Hydraulic oil 55 litre
Cooling system 9 litre
Engine oil 7.4 litre
Recommended lubricants
Hydraulic oil Viscosity 68 mm
2
/sec (cSt)
Biodegradable hydraulic oil Panolin HLP Synth 46
Engine oil API class CJ-4
Tyres
Front 320/55-12 (26x12 -12 8 Ply)
Rear 250/50-10 (20x10-10 6 Ply)
Front pressure 1.2 bar 120 kPa (17.4 psi)
Rear pressure 1.6 bar 100 kPa (14.5 psi)
Technical specifications 33
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