# Liebherr D924 T-E A1 Engine Overhaul

> Discover the comprehensive repair process of the Liebherr D924 T-E A1 engine, used in various Liebherr machines including the R904 crawler excavator. Learn about the replacement of sleeves, pistons, bearings, and the regeneration of various engine parts. Find out how the engine was tested post-repair in our workshop.

### Liebherr D924 T-E A1

**In our workshop, we carried out a repair of the Liebherr D924 T-E A1 engine, which is successfully used in many Liebherr machines - including the R904 crawler excavator.**

The engine repair included, among other things, the replacement of sleeves, complete pistons with rings, and a set of main and connecting rod bearings.

### Repair process

In the fuel system, regenerated injectors and an injection pump were installed after a thorough inspection. The engine cooling system received a regenerated water pump and new thermostats.

In the engine block, the camshaft bearings were replaced, and the camshaft itself was regenerated.

In addition, the following were regenerated: the crankshaft, connecting rods, cylinder heads, turbocharger, and starter.

Finally, the engine was assembled on a new set of seals, gaskets, and filters.

After the repair, the engine was checked and preliminarily run-in on the engine dynamometer in our workshop.

Published: 2024-03-27

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Source: https://wibako.com/about-us/news/148-liebherr-d924-t-e-a1-engine-overhaul
Contact: +48338704200, biuro@wibako.pl