Yanmar 3TNV Series, Service Manual

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1. General
(5) 4TNV84
Engine name Unit 4TNV84
Engine specification class - CL VM
Type - Vertical, in-line, 4-cycle, water-cooled diesel engine
Combustion chamber - Direct injection
Number of cylinders - 4
Cylinder bore stroke
mm
mm
84 90
Displacement L 1.995
Revolving
speed
Min
-1
1500 1800 -
Continuous
Rating
Output
kW
(hp)
14.9
(20.3)
17.7
(24.1)
-
Revolving
speed
Min
-1
1500 1800 2000 2200 2400 2500 2600 2800 3000
Rated output
Output
kW
(hp)
16.4
(22.3)
19.5
(26.5)
21.9
(29.8)
24.1
(32.8)
26.3
(35.8)
27.4
(37.3)
28.5
(38.7)
30.7
41.7)
32.9
(44.7)
Max. no-load speed ( 25) min
-1
1600 1895 2180 2400 2590 2700 2810 2995 3210
Ignition order - 1-3-4-2-1(No.1 cylinder on flywheel side)
Power take off - Flywheel
Direction of rotation - Counterclockwise (viewed from flywheel)
Cooling system - Radiator
Lubrication system - Forced lubrication with trochoid pump
Starting system - Electric
Applicable fuel -
Diesel oil-ISO 8217 DMA, BS 2869 A1 or A2
(cetane No.45 min.)
Applicable lubricant - API grade class CD or CF
Total L 7.4
Lubricant capacity
(oil pan) *
Effective L 2.3
Coolant water capacity
(engine only)
L 2.7
Overall
length
mm 683 658
Overall
width
mm 498.5
Engine dimensions **
(with flywheel
housing)
Overall
height
mm 617
Engine mass (dry) **
(with flywheel housing)
kg 183 170
Cooling fan (std.) mm 370 mm O/D, 6 blades pusher type
Crankshaft V pulley diameter &
Fun V pulley diameter (std.)
mm 120 90 110 110
*
Engine oil capacity may differ from the above depending on an engine installed on a machine unit.
** Engine mass and dimensions without radiator
6