Piper SARATOGA PA-32-301 Maintenance Manual page 42

PIPER AIRCRAFT
PA-32-301/301T
*MAINTENANCE MANUAL
STATION REFERENCE LINES.
In order to facilitate the location of various components of the airplane which require maintenance and
servicing, a method utilizing fuselage station (Sta.), wing station or buttock line (BL). and water line (WL)
designations is frequently employed in this manual. (Refer to Figure 6-3 or 6-4.) Fuselage stations, buttock
lines. and water lines are reference points measured by inches in the vertical or horizontal direction from a
given reference line which indicates station locations of structural members of the airplane. Station 0 of the
fuselage is 78.4 inches ahead of the wing leading edge or 44.5 inches ahead of the lower edge of the firewall:
station 0 (BL) of the wing and stabilator is the centerline of the airplane; and station 0 (WL) of the fuselage
vertical stabilizer and rudder is 20.5 inches below the cabin floor as measured at the rear wing spar with the
airplane level. The reference datum line is located 78.4 inches ahead of the wing leading edge at the intersection
of the straight and tapered section.
ACCESS AND INSPECTION PROVISIONS.
The access and inspection provisions for the airplane are shown in Figure 6-5. The component to be
serviced or inspected through each opening is identified in the illustration. All access plates and panels are
secured by either metal fasteners or screws. To enter the aft section of the fuselage. remove the rear close-out
access door.
- CA UTION -
Before entering the aft section of thefuselage, be sure the airplane is
supported at the tail skid.
WEIGHT AND BALANCE DATA.
When figuring various weight and balance computations, the empty, static and gross weight, and center of
gravity of the airplane may be found in the Weight and Balance Form of the Airplane Flight Manual.
SERIAL NUMBER PLATE.
The serial number plate is located on the left side of the fuselage near the leading edge of the stabilator.
The serial number should always be used when referring to the airplane on service or warranty matters.
6-50-00
Page 6-06
B18
Revised: May 21, 1980
1B18