Propeller Owner’s Manual
147
INSPECTION AND CHECK
61-00-47
Page 5-16
Rev. 17 Sep/20
(2) For E10950P( ) blades only:
(a) Perform a coin-tap inspection of the exposed
section of the blade at intervals not to exceed
1200 flight hours.
(b) Perform a coin-tap inspection of the erosion shield
surface at intervals not to exceed 300 flight hours.
(3) Refer to Hartzell Propeller Inc. Composite Blade Field
Maintenance and Minor Repair Manual 170 (61-13-70)
for the coin-tap inspection procedure.
D. Airworthiness Limitations
(1) Certain components, as well as the entire propeller
may have specific life limits established as part of the
certification by the FAA. Such limits call for mandatory
replacement of specified parts after a defined number of
hours and/or cycles of use.
(2) Life limited component times may exist for the
propeller models covered in this manual. Refer to the
Airworthiness Limitations chapter of this manual.
(3) Operators are urged to keep informed of airworthiness
information via Hartzell Propeller Inc. Service Bulletins
and Service Letters, which are available from Hartzell
distributors or from Hartzell by subscription. Selected
information is also available on Hartzell Propeller’s
website at www.hartzellprop.com.