Propeller Owner’s Manual
139
MAINTENANCE PRACTICES
61-00-39
Page 6-14
Rev. 17 Apr/20
B. Replacement of the A-3026 Carbon Block Unit in the
A-3044 Beta Feedback Block Assembly
(1) If the side clearance between the beta ring and carbon
block exceeds 0.010 inch (0.25 mm) - refer to Figure 6-3,
replace the A-3026 carbon block unit in accordance with
Figure 6-4 and the following steps.
(a) Remove the cotter pin from the end of the clevis pin.
(b) Slide the pin from the assembly and remove and
discard the carbon block unit.
(c) Inspect the yoke for wear or cracks.
1 Replace the yoke if necessary.
(d) Install a new carbon block unit and slide a new
clevis pin into position.
(e) Secure the clevis pin with a T-head cotter pin.
(f)
Refit the carbon block
in accordance with Figure 6-3.
1 Establish the required clearance by sanding the
sides of the carbon block as needed.
C. Installation of the A-3044 Beta Feedback Block Assembly
(1) Refer to Installation and Removal Chapter of this manual
for installation instructions.