Piper Turbo Saratoga PA-32-301T Pilot's Manual page 303

PIPER AIRCRAFT
CORPORATION
SECTION
9
PA-32-301T, TURBO
SARATOGA
SUPPLEMENTS
Figure 7-9
(cont)
1.
KG 107 NON-SLAVED DIRECTIONAL GYRO (DG)
-
Provides
a stable
visual
indication
of
aircraft heading to the pilot. The gyro
is
air driven.
2. LUBBER
LINE - Indicates aircraft magnetic heading on compass
card
(4).
3.
HEADING BUG
-
Moved by
( )
knob
(5)
to select desired
heading.
4.
COMPASS
CARD
-
Rotates
to
display
heading of airplane with
reference to lubber line
(2)
on DG.
5.
HEADING SELECTOR KNOB
( )
-
Positions
heading Bug
(3)
on compass card
(4)
by rotating the heading selector knob. The
Bug
rotates
with
the compass
card.
6.
GYRO ADJUSTMENT KNOB (PUSH)
-
When pushed in, allows
the pilot to
manually
rotate
the gyro compass card
(4) to correspond
with
the
magnetic
heading
indicated by the magnetic compass. The
unslaved
compass
card must be manually
reset
periodically
to
compensate
for precessional errors in the gyro.
ISSUED:
AIÏ
GUST 6, 1982
REPORT: VB-1070
REVISED:
OCTOBER 10 1983
9-79