Toggle AX »> 
Explosion 
Motor 
Meletron-4141} Se 
Pressure 
Switch 
1 85 psi 
80 ft 
2 43 psi 
100 ft 
Nickel- Cadmium 
Recorder Battery 
FIG. 13. 
External 
Switch 
-—12 v to 
Recorder a 
RECOVERY CIRCUITRY 
16 
