Hartzell HC-E3YR-7 Owner's Manual page 24

2. Propeller Ice Protection Systems ............................................. 4-6
A. Electric De-ice System ...................................................... 4-6
B. Anti-ice System .................................................................. 4-6
3. Troubleshooting ....................................................................... 4-7
A. Hunting and Surging .......................................................... 4-7
B. Engine/Propeller Speed Varies with Airspeed ................... 4-8
C. Engine/Propeller Speed Increases With Increasing
Engine Power And Decreases With Decreasing
Engine Power .................................................................... 4-9
D. Governor RPM Control of Engine/Propeller Speed Has
Little or No Effect ............................................................... 4-9
E. Propeller Underspeed ...................................................... 4-10
F. Propeller Overspeed .........................................................4-11
G. Beta Range Operation ..................................................... 4-12
H. Vibration .......................................................................... 4-13
I. Oil or Grease Leakage .................................................... 4-15
INSPECTION AND CHECK ............................................................ 5-1
1. Pre-Flight Checks .................................................................... 5-3
2. Operational Checks ................................................................. 5-5
3. Required Periodic Inspections and Maintenance ..................... 5-7
A. Periodic Inspections .......................................................... 5-7
B. Periodic Maintenance ........................................................ 5-8
C. Airworthiness Limitations ................................................... 5-9
D. Overhaul Periods ............................................................. 5-10
4. Inspection Procedures ............................................................5-11
A. Blade Damage ..................................................................5-11
B. Grease or Oil Leakage .................................................... 5-12
C. Vibration .......................................................................... 5-14
D. Tachometer Inspection .................................................... 5-15
E. Blade Track ...................................................................... 5-17
TABLE OF CONTENTS, CONTINUED
TABLE OF CONTENTS
Propeller Owner's Manual
136
61-00-36
Page 22
Rev. 2 Feb/17