Propeller Owner’s Manual
147
INTRODUCTION
61-00-47
Page 1-14
Rev. 16 May/20
10. Damage/Repair Types
(Rev. 1)
A. Airworthy/Unairworthy Damage
(1) Airworthy damage is a specific condition to a propeller
component that is within the airworthy damage limits
specified in the applicable Hartzell Propeller Inc.
component maintenance manual.
(a) Airworthy damage does not affect the safety or flight
characteristics of the propeller and conforms to its
type design.
(b) Airworthy damage does not require repair before
further flight, but should be repaired as soon as
possible to prevent degradation of the damage.
(2) Unairworthy damage is a specific condition to a propeller
component that exceeds the airworthy damage limits
specified in the applicable Hartzell Propeller Inc.
component maintenance manual.
(a) Unairworthy damage can affect the safety or flight
characteristics of the propeller and does not conform
to its type design.
(b) Unairworthy damage must be repaired before the
propeller is returned to service.
B. Minor/Major Repair
(1) Minor Repair
(a) Minor repair is that which may be done safely in the
field by a certified aircraft mechanic.
1 For serviceable limits and repair criteria for
Hartzell propeller components, refer to the
applicable Hartzell Propeller Inc. component
maintenance manual.
