T-34C AIRCRAFT SYSTEMS FAMILIARIZATION
Pitch Trim Knob
A pitch trim knob located on the lower right face of the indicator is used to correct for individual
pilot height by raising or lowering the sphere's horizon line in relation to the miniature aircraft.
Power Failure Flag
A red power failure flag displaying the word OFF will be visible if AC power is lost or if
selecting fast erect.
AFT Cockpit Attitude Indicator Disable Switch
For training purposes, the aft cockpit attitude indicator may be disabled. The disable switch is
located on the front cockpit avionics panel and is labeled AFT CKPT, ATT GYRO, ON and
OFF. A red power failure flag will be visible in the aft cockpit attitude indicator whenever the
aft cockpit attitude gyro switch is placed to the OFF position.
Figure 13-2 Aft Cockpit Attitude Indicator Disable Switch
1303. TURN AND SLIP INDICATOR
A turn and slip indicator, located in the lower center of the instrument panel in each cockpit, is
comprised of a self-contained electrically powered 115 VAC gyro linked to a mechanical pointer
needle, and an inclinometer consisting of a glass ball freely moving in a curved liquid-filled tube.
Figure 13-3 Turn and Slip Indicator
ATTITUDE, TURN AND SLIP, AND ACCELEROMETER SYSTEMS 13-3