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Komatsu Utility 4D98E Series User Manual

Komatsu Utility 4D98E Series
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1. General
(2) 3TNV84
Engine name Unit 3TNV84
Engine specification class - CL VM
Type - Vertical, in-line, 4-cycle, water-cooled diesel engine
Combustion chamber - Direct injection
Number of cylinders - 3
Cylinder bore stroke mm mm 84 90
Displacement L 1.496
Revolving
speed
Min
-1
1500 1800 -
Continuous
rating
Output
kW
(hp)
11.3
(15.3)
13.5
(18.3)
-
Revolving
speed
Min
-1
1500 1800 2000 2200 2400 2500 2600 2800 3000
Rated output
Output
kW
(hp)
12.4
(16.8)
14.8
(20.1)
16.4
(22.3)
18.1
(24.6)
19.7
(26.8)
20.5
(27.9)
21.3
(29.0)
23.0
(31.3)
24.6
(33.5)
Max. no-load speed ( 25) min
-1
1600 1895 2180 2400 2590 2690 2810 2995 3210
Ignition order - 1-3-2-1(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
Total L 6.7
Lubricant capacity
(oil pan) *
Effective L 1.9
Coolant water capacity
(engine only)
L 1.8
Overall
length
mm 589 564
Overall
width
mm 486
Engine dimensions **
(with flywheel housing)
Overall
height
mm 622
Engine mass (dry) **
(with flywheel housing)
kg 161 155
Cooling fan (std.) mm 335 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
3

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Komatsu Utility 4D98E Series Specifications

General IconGeneral
BrandKomatsu Utility
Model4D98E Series
CategoryEngine
LanguageEnglish

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