Hartzell HC-D2MV20-3 Series, Owner'S Manual And Logbook

Page: 104 / 204

Propeller Owner’s Manual
140
INSTALLATION AND REMOVAL
61-00-40
Page 3-40
Rev. 3 Feb/14
(37) Tighten the clamps on the B-197 bracket and tighten the
check nut against the ball joint.
NOTE: The normal position of the pulley wheel on the
governor (hands off) is in high RPM position or low
pitch (pulley wheel against the stop on governor).
While the governor is in this position, the vernier
control handle in the cockpit should be forward or
“in” position.
F. Installing the HC-D2(MV,V)20-7( ) Propeller Assembly
CAUTION: 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.
Refer to Figure 2-4 for parts identification and location.
(1) Hydraulic Unit Installation
WARNING: 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.
(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: The jack plate unit will be attached to the
piston through the thrust bearing interface
with the piston.