Hartzell HC-E4 3 Series, Руководство пользователя

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Propeller Owner’s Manual
147
INSPECTION AND CHECK
61-00-47
Page 5-28
Rev. 17 Sep/20
E. Loose Blades
For HC-E4A-3( ) propeller models only:
(1) Refer to Figure 5-5. Limits for blade looseness are as
follows:
(a) End Play
0.75 inch (19.0 mm)
(b) Fore & Aft Movement 0.75 inch (19.0 mm)
(c) In & Out None
(d) Radial Play (pitch change) ± 0.5 degree
(1 degree total)
(e) Blades are intended to be tight in the propeller;
however, movement less than the allowable limits is
acceptable if the blade returns to its original position
when released.
(f) Blades with movement greater than the allowable
limits, or that do not return to their original position
when released may indicate internal wear or
damage that should be referred to a certified
propeller repair station with the appropriate rating.
F. Loose Blades
For all propeller models except HC-E4A-3( ):
(1) Refer to Figure 5-5. Limits for blade looseness are as
follows:
(a) End Play
See Note Below
(b) Fore & Aft Movement See Note Below
(c) In & Out None
(d) Radial Play (pitch change) ± 0.5 degree
(1 degree total)
(e) Blades are intended to be tight in the propeller,
however slight movement is acceptable if the blade
returns to its original position when released.
(f) Blades with excessive movement, or that do not
return to their original position when released may
indicate internal wear or damage which should be
referred to a certified propeller repair station with the
appropriate rating.