Hartzell HC-D2MV20-3 Series Owner's Manual And Logbook page 121

G. Installing the HC-D(2,3)(MV,V)20-8( ) Propeller Assemblies
CAUTION:
(1) Hydraulic Unit Installation
WARNING:
(a) Clean the engine case, where the hydraulic unit
cylinder mounts, with Quick Dry Stoddard Solvent or
MEK. Remove any remaining gasket material from
previous installations.
(b) Remove the piston from the cylinder by sliding it
away from the cylinder and off the piston guide rods.
NOTE:
(c) Expose the inner cavity of the cylinder for installation
on the engine case.
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2
3
4
5
INSTALLATION AND REMOVAL
Propeller Owner's Manual
INSTRUCTIONS AND PROCEDURES
IN THIS SECTION MAY INVOLVE
PROPELLER 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.
CLEANING AGENT MEK IS
FLAMMABLE AND TOXIC TO THE
SKIN, EYES AND RESPIRATORY
TRACT. SKIN AND EYE PROTECTION
ARE REQUIRED. AVOID PROLONGED
CONTACT. USE IN A WELL
VENTILATED AREA.
The jack plate unit will be attached to the
piston through the thrust bearing interface
with the piston.
Remove the screws from the retaining outer ring
of the flexible diaphragm.
Remove the outer ring from the flexible
diaphragm.
Remove the screws from the retaining inner ring
of the flexible diaphragm.
Remove the inner ring.
Remove the flexible diaphragm.
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61-00-40
Rev. 3 Feb/14
Page 3-57