When diagnosing a Hard or No start condition on a 7.3 Power Stroke diesel, one of the first step to take is a Visual Inspection of the engine and chassis. Visual Engine/Chassis Inspection Purpose:This is a visual inspection to check the general condition of the engine and look for obvious causes of a hard start or no start conditions. Recommended Procedure: Inspect … [Read more...] about Visual Engine / Chassis Inspection
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Vibration Damper (Rubber) Inspection
Vibration Damper (Rubber) Inspection Check the index lines (A) on the damper hub (B) and the inertia member (C). If the lines are more than 1.59 mm [1/16 inch] out of alignment, replace the damper. Inspect the rubber member for deterioration. If pieces of rubber are missing or if the elastic member is more than 3.18mm [1/8 inch] below the metal surface, replace … [Read more...] about Vibration Damper (Rubber) Inspection
Valves Adjustment
The procedures given in this section for valve lash adjustment are to be performed at the initial 38,000 km [24,000 mi] adjustment. Subsequent adjustments are to be performed at 77,000 km [48,000 mi] intervals. With a 15 mm wrench, remove the valve cover. 1/2 Inch Drive, 3824591 Engine Barring Gear Locate Top Dead Center (TDC) for Cylinder Number 1 by barring … [Read more...] about Valves Adjustment
Turbocharger – Replacement
Preparatory Steps: Remove the air crossover tube.Disconnect the intake and exhaust piping. Using a 10 mm wrench, remove the capscrews from the oil drain tube. Using a 16 mm wrench, remove the oil supply line. If equipped with a wastegate turbocharger, remove the intake manifold pressure supply line from the boost capsule. Using a 15 mm and an 11 … [Read more...] about Turbocharger – Replacement
Troubleshooting Cummins Diesel Engines
Troubleshooting Procedures and Techniques This guide describes some typical engine operating problems, their causes, and some acceptable corrections to those problems. Unless noted otherwise, the problems listed are those which an operator can diagnose and repair. See an Authorized Repair Location for diagnosis and repair of problems not listed. Follow the … [Read more...] about Troubleshooting Cummins Diesel Engines