Piper Cheyenne IIIA, Airplane Maintenance Manual, Page: 27 / 989

PIPER AIRCRAFT
PA-42-720 (Advanced Trainer)
MAINTENANCE MANUAL
PAGE 1
Mar 10/04
EFFECTIVITY:
A: 040-044, 053, 055, 057, 059
B: 048-052, 054, 056, 058, 060-999
C: 040-999
D: 045-047
5-10-00
A. Time Limits
NOTE: The Airworthiness Limitations section is FAA approved and specifies maintenance required
under §§ 43.16 and 91.403 of the Federal Aviation Regulations unless an alternative program
has been FAA approved.
1. Airworthiness Limitations
The following limitations, related to fatigue life of the airplane and its components, have been
established for the PA-42-720 (Advanced Trainer):
(a) Refer to Chart 1 for Structural Inspection and Replacement.
(b) Refer to Chart 2 for Overhaul and Replacement Schedule.
(c) The safe life limit of propeller blades is unlimited.
NOTE: Refer to the LIMITATIONS section in the Pilot’s Operating Handbook for a detailed
delineation of the flight limitations of the airplane.
Component Life Limit Inspection Interval Effectivity
(Flight Hours) (Flight Hours) Code
Wing and Associated Structure 25,000 7,800 and 10,000 C
Cabin and Pressurized Structure 15,000 12,300 and 13,900 B
34,333 28,044 and 31,692 D
36,848 30,258 and 34,184 A
Empennage and Associated Structure 25,000 11,600 and 13,300 C
CHART 1
STRUCTURAL INSPECTION AND REPLACEMENT
CHART 2 (Sheet 1 of 2)
OVERHAUL AND REPLACEMENT SCHEDULE
Inspection Inspection
Life Limit Time Interval Effectivity
Component (Flight Hours) (Flight Hours) (Flight Hours) Code
Engine:
Engine Mount Bolts (F.S. 106.0) 7,500 7,500 C
Main Landing Gear:
Top Cylinder Bolts (P/N 401-195) 1,400 C
Main Landing Gear Brace,
Pivot Shaft Assembly (P/N 43286-02)
1,500 C
Main Gear Retraction Arm (P/N 42042-02) 2,800 700 100 C
Link Bolt (P/N 400-209) 2,800 C
Link Assembly (P/N 85165-2 Rev B) 3,100 C