Start HEFOE | Clench fist held to top of canopy |
Hydraulic trouble | One finger extended upward |
Electrical trouble | Two fingers extended upward |
Fuel trouble | Three fingers extended upward |
Oxygen trouble | Four fingers extended upward |
Engine trouble | Five fingers extended upward |
I understand | Nod of head |
I don't understand | shake head |
What ? | Hand cupped around ear |
Wait | Hand held up palm forward |
Forget last | Hand waved in front of face palm outward |
Lower landing gear | Rotary movement of hand as if cranking gear |
Extend or retract flaps | Open and close 4 fingers and thumb |
Arm weapons | Pistol cocking motion with hand |
I am unable to fire | Hold nose |
I am leaving formation | Blow kiss |