Hartzell HC-D2MV20-3 Series Owner's Manual And Logbook page 86

D. Installing the HC-D3(MV,V)20-6L Propeller Assembly
CAUTION:
Refer to Figure 2-3 for part identification and location.
(1) Propeller 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 of the piston guide rods.
NOTE 1: When the hydraulic valve is attached to the
NOTE 2: The jack plate unit will be attached to the
(c) Align the clearance holes of the A-181 gasket with the
six mounting studs that protrude from the engine.
(d) Install the gasket flush against the engine case.
(e) Align the six cylinder mounting holes with the six
mounting studs that protrude from the engine case.
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.
piston, the valve spool must be positioned
at either extreme of travel to allow air to
enter or escape from the cylinder and to
allow movement of the piston by hand.
piston through the thrust-bearing interface
with the piston.
140
61-00-40
Page 3-22
Rev. 2 Jun/12