Propeller Owner's Manual
136
INSTALLATION AND REMOVAL
61-00-36
Page 3-31
Rev. 2 Feb/17
5. Pressure Control Unit and Governor Installation
NOTE
: Specific Hartzell Propeller Inc. manuals and
service documents are available on the Hartzell
Propeller Inc. website at www.hartzellprop.com.
Refer to the Required Publications section in the
Introduction chapter of this manual for the identification
of these publications
A. Before Installation
(1) Before installation the following items must be available:
(a) One pressure control unit, available from Hartzell
Propeller Inc.
1 For a sample pressure control unit, refer to
Figure 3-7.
2
The specific pressure control unit supplied may
vary from the sample shown in Figure 3-7.
(a) The part number for the pressure control
unit is as required for the applicable
installation.
(b) One governor unit, available from Hartzell
Propeller Inc.
1 For a sample governor that is shown in the
installed position, refer to Figure 3-8.
(a) The part number for the governor is as
required for the applicable installation.
(c) Four A-3147-3 studs, available from Hartzell
Propeller Inc. Refer to Figure 3-9.
(d) Two B-1104 governor gaskets, available from
Hartzell Propeller Inc. Refer to Figure 3-10.
(e) One A-3144-2 governor drive extension, available
from Hartzell Propeller Inc. Refer to Figure 3-12.
(f) Four B-3808-5 self-locking hex nuts. Refer to
Figure 3-8.
(g) Four B-3851-0563 washers. Refer to Figure 3-8.
(h) Threadlocker CM152, available from Hartzell
Propeller Inc. or locally procured
