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Recondition of engine Liebherr D934 S A6

Our workshop repaired a damaged diesel engine Liebherr D934 S A6 that comes from Liebherr wheel excavator A924.

Engine rebuilding began by replace damaged parts - engine block and crankshaft. Then engine was assembled with new main bearings, conrod's bearings and bushings, cylinder liners, pistons with rings. Fuel system got reconditioned injectors and injection pumps. Cooling system was equiped by new thermostats and reconditioned water pump. As a result of the engine damage, balance shafts appeared out of order, then we have replaced these two guys by second hand good condition ones. Engine block required to replace camshaft bushings in the process the camshaft was reconditioned as well.

We have also reconditioned: crankshaft, connecting rods, cylinder heads, turbocharger, alternator and starter.

At last motor got a complete engine seals, filters set.

After engine assembly the unit was tested on our test bench for running and proper work.

Kinga Wata

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