Piper Navajo PA-31 Service Manual page 82

PIPER NAVAJO SERVICE MANUAL
SECTION III
INSPECTION
3-1. INTRODUCTION. This section provides instructions for conducting inspections. These inspections
are described in Paragraphs 34 and 3-5. Repair or replacement instructions for those components found to be
unserviceable at inspection may be found in the section covering the applicable aircraft system.
CAUTION
When working on engines, ground the magneto primary circuit
before performing any operation.
3-2. RECOMMENDED LUBRICANTS. Refer to Recommended Lubricants, Section II, for lubrication
servicing instructions.
3-3. INSPECTION PERIODS.
3-4.
INSPECTION REQUIREMENTS. The required inspection procedures are listed in Table III-I. The
inspection procedure is broken down into major groups which are Propeller, Engine, Turbocharger. Cabin.
Fuselage and Empennage, Wing, Landing Gear, Operational and General. The first column in each group lists
the inspection or procedure to be performed. The second column is divided into four columns indicating the
required inspection intervals of 50 hours, 100 hours, 500 hours, and 1000 hours. Each inspection or operation
is required at each of the inspection intervals as indicated by a circle ( O). If an item is not entirely accessible
or must be removed, refer to the applicable section of this manual for instructions on how to gain access or
remove the item. When performing inspections it is suggested that Piper forms P/N 230 211 furnished by the
Piper Factory Service Department be used. These forms are available through Piper Dealers and Distributors.
To insure obtaining the latest revision of these forms check the current Parts Price List Aerofiche ( last card in
set) for revision check list, also at all Piper dealers and distributors. A Piper Programmed Inspection Manual
P /N 761 518 is also available should this type of inspection be desired.
NOTE
In addition to inspection intervals required in Table III-I, a
preflight check must be performed as described in Paragraph 3-5.
3-5.
PREFLIGHT CHECK. The airplane must be given a thorough preflight and walk-around check. The
pilot and or the mechanic must include the preflight check as a normal procedure necessary for the safe
operation of the aircraft. Refer to the Pilot's Operating Handbook for a listing of items that must be checked.
Revised: 2/18/94
INSPECTION
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