Hartzell HC-82XF-1 Owner's Manual page 120

(12) Use a torque wrench with the appropriate torque wrench
adapter to torque all mounting bolts in sequence. Refer to
Table 3-2 and Figure 3-4 to determine the proper torque
value to which the torque wrench must be set.
Refer to the Tools, Consumables, and
NOTE:
Expendables section in this chapter for a list of
applicable torque wrench adapters.
(a) Torque the mounting bolts to half of the final torque
in staggered sequence, beginning with any mounting
bolt.
(b) Final torque the bolts in sequence, beginning with any
mounting bolt, and moving around the clock in either
direction.
(13) Reinstall each start lock adjacent to the blade clamp that
has a corresponding felt-tip marked letter.
(14) Safety all mounting bolts with 0.032 inch (0.810 mm)
minimum diameter stainless steel wire (two bolts for each
safety).
The mounting bolts that are adjacent to the start
NOTE:
lock units must be safety-wired to the hex head
bolts that attach the start lock brackets to the
hub.
(15) Procedure for reinstallation of the piston nut, if applicable.
(a) Following the installation of the propeller, retract the
start lock pins and hold them in place with a heavy
wire inserted through the hole of each start lock
housing.
(b) Carefully push the piston toward the engine, rotate
the blades to feather position, and attach the piston
nut to the pitch change rod.
(c) Use a breaker bar and a 5/8 inch deep well socket to
hold the pitch change rod.
(d) Using a 1-13/16 inch crowfoot wrench and a torque
wrench, torque the piston nut. Refer to Table 3-2 and
Figure 3-4 for the proper torque value.
NOTE:
INSTALLATION AND REMOVAL
Propeller Owner's Manual
The removal and subsequent reinstallation
of the piston nut do not require that the
propeller blade angles be rechecked.
175
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Dec/05