Mobile Truck Service in Chemnitz

A Scania R 580 heading from Chemnitz toward Zwickau on a warm summer afternoon started running hotter than usual. The driver, Vasile, watched the coolant temperature climb above the normal operating band. The cooling fan was not engaging fully. He exited toward an industrial area south of Chemnitz and called LKWHelp24 at 2:15 p.m. The mechanic arrived in 45 minutes. Chemnitz has good road access from Freiberg and Zwickau and the response was fast. Diagnosis on the Scania confirmed the viscous fan clutch was not responding to the thermal override signal from the engine management unit. The clutch itself had started slipping internally, causing the fan to run at a fixed low speed rather than ramping up with engine temperature. The technician carried a compatible fan clutch unit for the Scania DC13 engine on the van. Removal and fitting took 85 minutes in the industrial yard: coolant drained, fan and shroud removed, clutch replaced, reassembled and coolant refilled. An extended idle run confirmed the fan now engaged correctly as temperature climbed and backed off as it dropped. Vasile drove toward Zwickau and then Altenburg with a stable engine temperature. No overheating, no internal engine damage despite the close call on the Chemnitz approach roads.