Groundsmaster 4500 --D/4700--D Page 3 -- 3 Yanmar Diesel Engine
Specifications (Models 30881 and 30882)
Item Description
Make / Designation Yanmar Model 4TNV86CT--DTR: 4--Cycle, 4 Cylinder,
Water Cooled, Turbocharged, Tier 4 Diesel Engine
Bore 3.386 in (86 mm)
Stroke 3.543 in (90 mm)
Total Displacement 127.5 in
3
(2090 cc)
Firing Order 1 (closest to flywheel end) -- 3 -- 4 (farthest from flywheel) -- 2
Direction of Rotation Counterclockwise (viewed from flywheel)
Fuel Diesel or Biodiesel (up to B7) Fuel with
Ultra Low Sulfur Content
Fuel Capacity 22 U.S. gallons (83 liters)
Fuel Pump Yanmar Supply Pump
Fuel Injection Type Common Rail with Direct Injection
Governor Electronic All Speed
Low Idle (no load) 1200 RPM
High Idle (no load) 2700 RPM
Engine Oil API CJ--4 or higher
Engine Oil Viscosity See Operator’s Manual
Crankcase Oil Capacity 6 U.S. quarts (5.7 liters) with Filter
Oil Pump Trochoid Type
Coolant Capacity 9 U.S. quarts (8.5 liters)
Alternator/Regulator 12 VDC, 80 amp
Engine Weight (Dry) 496 U.S. pounds (225 kg)
NOTE: Groundsmaster 4500--D (Model 30881) and
4700--D (Model 30882) machines with serial numbers
below 314000000 are equipped with a 40 amp alternat-
or.
Yanmar
Diesel Engine
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