Heading select bug (horizontal situation indicator) - Set bug
to command a left turn. The control wheel should rotate
Autopilot switch (AP) (autopilot mode control panel) - OFF.
Flight director switch (FD) (autopilot mode control panel) -
PITCH TRIM switch (control wheel) - Move aft until a full
nose-up trim position has been attained, then move switch
forward and simultaneously begin timing. When the full
nose-down trim position has been attained release switch
and note time. The time required for trim system to run from
full nose up to full nose down should be 45 9 seconds.
If the autopilot fails the preflight test, the AUTOPILOT circuit
breaker must be pulled. However, manual electric trim may
still be used. If the electric trim system fails the preflight test
the ELEC TRIM circuit breaker must be pulled and neither
the electric trim nor the autopilot may be used.
GROUND PROXIMITY ALTITUDE ADVISORY SYSTEM
GPAAS voice advisory VOL control - Full clockwise.
VOICE OFF switch-indicator - Extinguished.
Audio control panel - Set listening audio level.
VA FAIL annunciator light - Extinguished.
Radio altimeter DH SET control - Set 200 feet.
Radio altimeter TEST switch - Press and hold. "Minimum,
minimum" will be announced once followed by the
P-2D C 6