Hartzell HC-B3-2 Series Owner's Manual And Logbook page 164

C. Removal of HC-B(3,4)( )W-3( ) Propellers
CAUTION:
(1) Remove the spinner dome in accordance with the
procedure in the Spinner Dome Removal section of this
chapter.
(a) If the propeller is equipped with an ice protection
system that uses components supplied by Hartzell
Propeller Inc., refer to Hartzell Propeller Inc.
Propeller Ice Protection System Manual 180
(30-61-80) for applicable instructions and technical
information.
(b) Propeller ice protection system components not
supplied by Hartzell Propeller Inc. are controlled by
the applicable TC or STC holder's Instructions for
Continued Airworthiness (ICA).
(2) Disconnect the engine beta linkage and carbon
block assembly from the beta ring per the airframe
manufacturer's instructions. Refer to Figure 3-7.
(a) If the carbon block must be removed, perform the
following procedures:
1
2
INSTALLATION AND REMOVAL
Propeller Owner's Manual
INSTRUCTIONS AND PROCEDURES IN
THIS SECTION MAY INVOLVE CRITICAL
PARTS. REFER TO THE INTRODUCTION
CHAPTER OF THIS MANUAL FOR
INFORMATION ABOUT PROPELLER
CRITICAL PARTS. REFER TO THE
ILLUSTRATED PARTS LIST CHAPTER
OF THE APPLICABLE OVERHAUL
MANUAL(S) FOR THE IDENTIFICATION
OF SPECIFIC PROPELLER CRITICAL
PARTS.
Remove the snap ring that retains the carbon
block assembly to the beta linkage.
Remove the carbon block assembly.
139
61-00-39
Rev. 17 Apr/20
Page 3-64