Originally Posted by
gipsymagpie
I found a warning in an obscure part of the Maintenance Manual which said "Do not turn the rotor backwards on the ground as damage to the hydraulic system may occur"
I find it curious that a " .
.. warning ...... damage to the hydraulic system may occur" is found in "
... an obscure part of the MM".
Like
wrench1 I would be interested to know the helicopter model, and are you a pilot, technician? As an ex-Puma/Chinook technician I would frequently rotate the trasnsmission slowly in either direction for maintenance, and to facilitate ground handling.