Checking The Propeller Gearbox - Rotax 914 series Maintenance Manual

17.2) Checking the propeller gearbox

The gearbox must be inspected, repaired or overhauled in accordance
General note
with the BRP-Powertrain instructions for continued airworthiness.
Detailed inspection of the affected gearbox components in accordance
chap. 72-00-00 in the Heavy Maintenance Manual.
Crack testing of the propeller shaft is not normally planned, but can be
carried out if cracks are suspected.
Effectivity: 914 Series
Edition 2 / Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
12-20-00
page 75
January 01/2010