![Diamond DA40 NG Manual Download Page 55](http://html.mh-extra.com/html/diamond/da40-ng/da40-ng_manual_2493220055.webp)
53
Compiled by Peter Schmidleitner
DA40 NG
105
Propeller
3-blade wooden propeller
Constant speed
Prop pitch set by ECU via an electro-
mechanical actuator on the governor
Governor operated by gearbox oil
Oil pressure up = pitch up = RPM down
Oil pressure down = pitch down = RPM up
Compiled by Peter Schmidleitner
DA40 NG
106
RPM malfunctions