Propeller Owner's Manual
115N
DESCRIPTION AND OPERATION
61-00-15
Page 2-10
Rev. 24 Dec/20
Cutaway of -4 Series Constant Speed, Counterweighted (Aerobatic) Propeller ( )HC-( )( )Y( )-4( )
Figure 2-3
PIST
ON
LOW PITCH ST
OP
SPINNER BULKHEAD
ENGINE FLANGE
SHAFT
O-RING
(F FLANGE SHOWN)
MOUNTING STUD
COUNTER
WEIGHT
CYLINDER
(OIL
PRESSURE T
O
REDUCE
BLADE ANGLE
AND INCREASE RPM)
UHMW T
APE
INTERNAL
SPINNER SUPPOR
T
APS6147
OIL
LUBRICA
TION FITTING
BALANCE WEIGHTS
FORK
PITCH CHANGE ROD
HUB
BLADE RETENTION BEARING
BLADE