See also:

Changing the battery
If required, replace the battery with a genuine spare part having the same specifications. If a battery with different specifications is fitted, the service intervals given in the “Service schedule ...

Fluids and lubricants
PRODUCTS WHICH MAY BE USED AND THEIR CHARACTERISTICS (*) For very low temperatures, we recommend SELENIA MULTIPOWER. (**) For very low temperatures, we recommend SELENIA WR. ...

Quick Guide
Radio Controls ...