Om422 Engine Workshop Manual Repack -

MB-OM422-WM-01 Revision: 2.0 Applicability: OM422.90, OM422.91, OM422.92 (Naturally Aspirated & Turbocharged variants) Vehicle Applications: Mercedes-Benz NG/SK heavy trucks, Unimog U 1300/U 1550, Freightliner (FL-Series), industrial power units.

Crucial for optimizing fuel efficiency.

Clean or replace the oil cooler core during any major engine rebuild to remove debris from previous component wear. Cooling Circuit om422 engine workshop manual

. Because the OM422 lacks modern electronic fuel injection, it is highly prized by overlanders traveling to remote parts of the world. Field Repairable: MB-OM422-WM-01 Revision: 2

The most frequent cause of OM422 failure is incorrect torque on the cylinder head bolts. The manual provides multi-stage torque turn sequences. For this V8, the head bolts are usually torqued in a specific sequence, then relaxed, then re-torqued to a final angle. The manual gives you the (e.g., 90 degrees + 90 degrees), not just Newton meters. Cooling Circuit

Crucial for crankshaft alignment and longevity.