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CONTROL SYSTEM
2-54
TNV Application Manual
Idling speed up
The feature allows the low idling speed to increase gradually until the coolant reaches a specified
temperature, helping the engine warm up quickly. See the figure below. See
. By default, the
"idling speed up" feature is disabled.
Figure 2-46
Idling speed up in cold conditions
shows the standard idling up settings and coolant temperatures. The settings can be changed.
(Optional)
Figure 2-47
Idling up settings
Blue and white smoke suppression
The feature allows the high idling speed to be limited when the coolant is lower than a prescribed
temperature, thus reducing the time required for vanishing the emission of blue and white smoke in cold start
conditions. See
. By default, the "blue and white smoke suppression" feature is disabled.
Figure 2-48
High idling speed limitation in cold conditions
The blue and white smoke suppression feature is available as an option for engines with a rated rpm of 2300
min
-1
or higher. When this feature is enabled, the high idling speed at a coolant temperature of 5°C or lower
decreases by approx. 100 - 200 min
-1
.
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Cool
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Engine
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600
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High idle
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00_Electronic_Control_System.book 54 ページ 2006年5月29日 月曜日 午後2時12分
Summary of Contents for Yanmar 3TNV82A-B
Page 95: ...CONTROL SYSTEM 2 76 TNV Application Manual 00_Electronic_Control_System book 76...
Page 96: ...Appendix Standard harness 1 00_ _E fm 1...
Page 97: ...Appendix Standard harness 2 00_ _E fm 2...
Page 98: ...TNV Series service tool Operation Manual...
Page 132: ...32 7 Main Menu Figure 7 15 Data Logging Data Monitor Screen...
Page 145: ...7 Main Menu 45 Figure 7 27 System Installation Configuration Screen...