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Wind pinion planetary gear required at low speed:
Gearbox should not stop completely, but should be run in idle mode.
When sump temperature is below 5 ° C, the heater (oil heater stop temperature 10 ° C).
Oil sump temperature is higher than equal to 10 ° C, the lubricating oil system (low level) every ten minutes to start working 20 seconds, the heater is kept closed.