Hartzell HC-B3-2 Series Owner's Manual And Logbook page 169

CAUTION:
(2) Remove the beta tube.
WARNING 1:
WARNING 2:
WARNING 3:
(3) Cut and remove the safety wire on the propeller
mounting bolts.
INSTALLATION AND REMOVAL
Propeller Owner's Manual
THE BETA TUBE MUST BE REMOVED
BEFORE THE PROPELLER ASSEMBLY IS
REMOVED FROM THE AIRCRAFT. REFER
TO THE AIRCRAFT MAINTENANCE
INSTRUCTION MANUAL.
DURING ENGINE INSTALLATION OR
REMOVAL, USING THE PROPELLER TO
SUPPORT THE WEIGHT OF THE ENGINE
IS NOT AUTHORIZED. UNAPPROVED
INSTALLATION AND REMOVAL
TECHNIQUES MAY CAUSE DAMAGE TO
THE PROPELLER THAT MAY LEAD TO
FAILURE AND RESULT IN AN AIRCRAFT
ACCIDENT.
DURING PROPELLER REMOVAL,
AIRFRAME MANUFACTURER'S
MANUALS AND PROCEDURES MUST
BE FOLLOWED BECAUSE THEY MAY
CONTAIN ISSUES VITAL TO AIRCRAFT
SAFETY THAT ARE NOT CONTAINED
IN THIS MANUAL OR THE HARTZELL
PROPELLER INC. OVERHAUL MANUALS
118F (61-10-18) AND 132A (61-10-32).
MAKE SURE THE SLING IS RATED UP
TO 800 LBS (363 KG) TO SUPPORT THE
WEIGHT OF THE PROPELLER ASSEMBLY
DURING REMOVAL.
139
61-00-39
Rev. 17 Apr/20
Page 3-69