Xinchai 490B Series, Руководство пользователя

Страница: 11 / 60

1.4 Main Characteristic Data
1 尧 Timing (in terms of crankshaft angle)
Intake valve open: 11 毅 before top dead center.
Intake valve close: 41 毅 after bottom dead center
Exhaust valve open: 49 毅 before bottom dead center.
Exhaust valve close: 11 毅 after top dead center.
Cold valve clearance intake valve 0.35mm
exhaust valve 0.45mm
2 尧 Injection advance angle: 10-12 毅 CA 渊 C490BPG 尧 C490BT 尧 C490BG 冤 ;
21 依 1 毅 CA(490BT 尧 490BD 尧 B490BT);
17 依 1 毅 CA(490B 尧 490BPG 尧 490BT 尧 A490BPG 尧 B490BPG)
3 尧 Temperature and pressure requirements:
1
冤尧 Exhaust temperature 臆 550 毅 C 渊 490B 臆 620 毅 C 冤 .
2 冤尧 Oil temperature: 臆 368k (95 毅 C).
3 冤尧 Cooing water temperature: 357-368k (85-95 毅 C).
4 冤尧 Oil pressure at the main oil gallery: 0.2-0.44Mpa.
4 尧 Tightening torques for the main bolts in N 窑 m:
Cylinder head bolt: 117.6-137.2.
Main bearing bolt: 137.2-156.8 .
Connecting rod bolt: 98.1-117.6.
Flywheel bolt: 98.1-117.6.
Starting claw: 100-120.
5 尧 Oil capacity in the oil sump 抑 6L.
7 窑 窑