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Timer Operation
To operate the Flight Timer:
1. Press the FUNC key until FLIGHT TIME is displayed.
2. If the GTX 327 Flight Timer is configured as ACCUMULATE or CLEAR, the timer will
begin automatically when the unit senses that the aircraft has become airborne. The
timer may be reset to zero at every liftoff (CLEAR), continue accumulating time at liftoff
(ACCUMULATE), or may be controlled manually (MANUAL).
3. If desired, press START/STOP to pause or restart the timer.
4. Press CLR to reset the timer to zero.
5. If the timer is configured to start automatically it will pause when the Automated Airborne
Determination senses that the aircraft is on the ground.
To operate the Count Up timer:
1. Press the FUNC key until COUNT UP is displayed.
2. If necessary, press CLR to reset the Count Up timer to zero.
3. Press START/STOP to begin counting up.
4. Press START/STOP again to pause the timer.
5. Press CLR to reset the timer to zero.
To operate the Count Down timer:
1. Press the FUNC key until COUNT DOWN is displayed.
2. Press CRSR and use the 0 - 9 keys to set the initial time. All digits must be entered (use
the 0 key to enter leading zeros).
3. Press START/STOP begin to counting down.
4. Press START/STOP again to pause the timer.
5. When the Count Down timer expires, the COUNT DOWN banner is replaced with a
flashing EXPIRED, and the time begins counting up.
6. Press CLR to reset the timer to the initial time value.