Propeller Owner’s Manual
140
INSTALLATION AND REMOVAL
61-00-40
Page 3-60
Rev. 3 Feb/14
3 Install the lock washers onto the screws
(Table 3-1), then install the screws through the
outer ring and diaphragm into the cylinder.
CAUTION:
THE RING MAY BREAK IF ONLY A
FEW SCREWS ARE TIGHTENED IN A
LOCALIZED AREA.
4 Using a staggered sequence, tighten all of the
outer ring screws slightly, then repeat until the
diaphragm squeezes out past the edges of the
outer ring 0.062 inches (1.57 mm) and the proper
torque is achieved. Refer to Table 3-2, Torque
Values.
5 After one hour, visually inspect the diaphragm
protrusion around the outside of the outer ring,
and from the inside of the inner ring.
a If the protrusion has receded, retighten all of
the outer ring and/or inner ring screws evenly
to get the 0.062 inch (1.57 mm) protrusion.
CAUTION:
DO NOT APPLY GREASE TO THE
EXPOSED FLEXIBLE DIAPHRAGM
SURFACE. GREASE ON THIS
SURFACE WILL ATTRACT ABRASIVE
MATERIAL HASTENING FAILURE
AND CAUSING LEAKAGE OF THE
DIAPHRAGM.
(j) Put the piston and jack plate unit over the cylinder
and clock the piston to the cylinder by aligning the
number stamped on the piston with the number
stamped on the cylinder.
(k) Align the appropriate holes in the piston with the
guide rods in the cylinder.
NOTE: Cylinder-to-piston guide rods may bind
in the piston if the cylinder and piston
combination is changed from that originally
supplied.
Summary of Contents for HC-D2MV20-3 Series
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