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Application Engine Type Displacement (CC) Cylinder (Bore x Stroke) (mm) Fuel Injection / Ignition System Compression Ratio Number of Cylinders Camshaft Valve Arrangement Camshaft Drive Type Max. Output (ps/rpm) Max. Torque (kg•m/rpm) Firing Order Injection Timing Valve Timing Intake Open/Close (at 2mm lift) Exhaust Open/Close Valve Clearance Adjustment SECTION 1 ENGINE SECTION 1A3(OM600 ENGINE) GENERAL ENGINE INFORMATION TABLE OF CONTENTS Specifications . . . . . . . . . . . . . . . . . . . . . . . 1A3-1 Engine Specifications . . . . . . . . . . . . . . . . . . 1A3-1 Sectional View . . . . . . . . . . . . . . . . . . . . . . 1A3-3 OM662LA Engine . . . . . . . . . . . . . . . . . . . . . 1A3-3 OM661LA Engine . . . . . . . . . . . . . . . . . . . . . 1A3-5 Performance Curve . . . . . . . . . . . . . . . . . . 1A3-7 OM662LA Engine . . . . . . . . . . . . . . . . . . . . . 1A3-7 OM661LA Engine . . . . . . . . . . . . . . . . . . . . . 1A3-8 Special Tools . . . . . . . . . . . . . . . . . . . . . . . 1A3-9 SPECIFICATIONS ENGINE SPECIFICATIONS Special Tools Table . . . . . . . . . . . . . . . . . . . . 1A3-9 Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . 1A3-10 Oil Leak Diagnosis . . . . . . . . . . . . . . . . . . . 1A3-10 Compression Pressure Test . . . . . . . . . . . . 1A3-11 Cylinder Pressure Leakage Test . . . . . . . . . 1A3-13 General Information . . . . . . . . . . . . . . . . . 1A3-15 Cleanliness and Care . . . . . . . . . . . . . . . . . 1A3-15 On-Engine Service . . . . . . . . . . . . . . . . . . . 1A3-15 OM662LA Four-Stroke Diesel 2874 89 x 92.4 PES 5 M55 C320 RS 168 22:1 5 SOHC Chain-Drive 120 / 4000 25.5 / 4000 1-2-4-5-3 BTDC 18°± 10° ATDC 11.33° / ABDC 17° BBDC 28° / BTDC 15.25° Automatic Control OM661LA Four-Stroke Diesel 2299 89 x 92.4 PES 5 M55 C320 RS 167 22:1 4 SOHC Chain-Drive 101 / 4000 21.5 / 2400 1-3-4-2 BTDC 18°± 10° ATDC 11.33° / ABDC 17° BBDC 28° / BTDC 15.25° Automatic Control |