This is a guid how to fire your TES if your batteries were to die or the electronics failed.
have a non marring tool. such as a pencil ready.
the notch in the grip is wahti assume for overiding the electronics.
Slide the non marring thingy in there to push on the solenoid, this tripping the sear. the rof of doingthis is about 4. as apposed to 0.