lamminkäynnistys

Lamminkäynnistys refers to a specific starting procedure for certain types of machinery, particularly in forestry and heavy equipment. The term is Finnish and translates roughly to "lamb's start" or "gentle start." This method is designed to minimize stress on the engine and drivetrain during the initial moments of operation, especially when the machine is cold or under heavy load.

The core principle of lamminkäynnistys involves gradually increasing the engine's power and speed rather than applying full throttle immediately. This often involves a multi-stage process where the engine is allowed to warm up at a low idle for a period. Following this initial warm-up, the throttle is slowly advanced in stages, allowing the transmission and hydraulic systems to engage progressively. This prevents sudden shocks and potential damage that could occur from an abrupt start.

This starting technique is particularly important for machines equipped with complex hydraulic systems, such as those found in excavators, forwarders, and harvesters. These systems can be sensitive to sudden pressure surges. By employing lamminkäynnistys, operators can extend the lifespan of critical components, reduce the risk of mechanical failure, and improve overall operational efficiency. The specific steps and duration of a lamminkäynnistys procedure can vary depending on the manufacturer's recommendations and the specific model of the equipment.