Hartzell HC-B3-2 Series Owner's Manual And Logbook page 126

(7) If the C-7364-2 spacer is not already installed on
the propeller hub perform the following installation
procedures:
(a) If the hub flange does not have two 8-32 threaded
W10409
W10410
Attachment
screw hole
Engine
Side
Hub-to-Spacer O-ring Location in the Spacer
INSTALLATION AND REMOVAL
Propeller Owner's Manual
holes to attach the spacer or, if two attachment
screws were not provided, perform the following
steps:
1 Coat the hub-to-spacer O-ring with grease.
Refer to Table 3-1.
2 Install the hub-to-spacer O-ring in the groove in
the spacer that interfaces with the face of the
hub flange. Refer to Figure 3-8.
3 Align the mounting studs and dowel pin holes in
the propeller hub flange with the mounting holes
and dowel pins in the spacer.
Dowel pin
Attachment
screw hole
Dowel pin
Figure 3-8
139
O-ring groove
Engine Propeller
Side Side
61-00-39
Rev. 17 Apr/20
Dowel pin
Dowel pin
Page 3-26