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28 Litres minimum / 35 Litres maximum (including filters) Oil Pressure (Warm Idle): Minimum 1.0 bar Oil Pressure (Max Rated RPM): 4.5 bar to 5.0 bar Recommended Oil Viscosity: SAE 15W-40 API CI-4/CH-4 Cooling System Checks
Instructions for setting valve clearances using different crankshaft positions.
The complete (e.g., OM422.905, OM422A, OM422LA)
Align the timing marks on the injection pump drive gear with the pointer on the engine front casing while cylinder number one is on its compression stroke at the designated BTDC mark. 4. Engine Overhaul and Reconstruction om422 engine workshop manual
For major repairs, the manual serves as a step-by-step guide for complex tasks. Ade 422 423 424 Workshop Manual Abby PDF - Scribd
Disconnect fuel injection lines. Cap the open ports to prevent contamination.
A generic "repair guide" from the parts store will not cut it. A genuine factory-level OM422 engine workshop manual is a technical encyclopedia. Here is the specific breakdown of what you will find within its pages: 28 Litres minimum / 35 Litres maximum (including
The exact (e.g., Actros truck, generator set, marine vessel)
The workshop manual covers several critical areas essential for maintaining the engine's performance. 1. Fuel Injection System
If you can clarify what of the manual you want to explore (e.g., “torque specs,” “valve timing procedure,” or “injection pump calibration”), I can give you the exact page references or data tables typically found in the OM422 workshop manual. Engine Overhaul and Reconstruction For major repairs, the
| Attribute | Specification | | :--- | :--- | | | 1979 – Late 1990s | | Configuration | 90° V8 Diesel | | Displacement | 14.618 cc (892 cu in) | | Bore x Stroke | 128 mm x 142 mm | | Compression Ratio | 16.9:1 (NA) / 16.25:1 (Turbo) | | Power Output | 151 – 375 hp (depending on variant) | | Peak Torque | 930 – 1,400 Nm @ 1,200 rpm | | Engine Weight | Approx. 900 kg (1,984 lbs) | | Oil Capacity | 17.5 – 24.0 Liters | | Fuel Consumption | ~32 L/100 km (7.35 MPG) |
: Detailed procedures for removing and installing injection pumps and testing injection nozzles.
If you are looking at a workshop manual, you’ll find these key "DNA" markers of the OM422: Configuration: 14.6-liter V8 diesel.
Precise technical specifications prevent premature component failure during reassembly. Key Dimensions and Tolerances 90-degree V8 diesel Displacement: 14.6 litres (14,618 cc) Bore: 128 mm Stroke: 142 mm
Mercedes-Benz OM422 engine is a cornerstone of the legendary 400 series, a line of powerplants born from a 1969 German federal mandate requiring heavy-duty trucks to maintain at least 8 hp per tonne. First released in 1980, the OM422 is most famous as a massive 14.6-liter V8 diesel
