Page 5-18
Rev. 1 Jun/11
Propeller Owner’s Manual
175
INSPECTION AND CHECK
61-00-75
(2) Procedure
(a) In the event of a foreign object strike, an inspection
is required before further flight. If the inspection
reveals one or more of the following indications,
the propeller must be removed from the aircraft,
disassembled and overhauled in accordance with
the applicable propeller and blade maintenance
manuals.
1
A loose blade rotated in the clamp
2
Any noticeable or
suspected
damage to the
pitch change mechanism
3
A bent blade (out of track or angle)
4
Any diameter reduction
5
Blade damage
6
A bent, cracked, or failed engine shaft
7
Vibration during operation that was not present
before the event
(b) Nicks, gouges, and scratches on blade surfaces
or the leading and trailing edges must be removed
before flight. Refer to the Blade Repairs section in
the Maintenance Practices chapter of this manual.
(c) For engine mounted accessories (for example,
governors, pumps, and propeller control units)
manufactured by Hartzell, if the foreign object strike
resulted in a sudden stop of the engine, the unit
must be disassembled and inspected in accordance
with the applicable maintenance manual.
(d) Regardless of the degree of damage, make a log
book entry to document the foreign object strike
incident and any corrective action(s) taken.
OBSOLETE PROPELLER MODELS. SEE COVER PAGE
WARNINGS AND SERVICE BULLETIN HC-SB-61-331
