Section III. OPERATING INSTRUCTIONS
Automatic Fire Extinguisher System (AFES) Operational Checks
Operational checkout is the same for engine and crew.
This section describes, locates, and illustrates the controls and instruments of the M992A1 AFES. The location and
function of all controls must be learned before operating the vehicle.
AUTOMATIC BUILT-IN TEST EQUIPMENT (BITE)TEST CYCLE
Control or Indicator
Switch to ON.
POWER ON Lamp
Lamp is lit.
PASS TEST Lamp
Lights for 4-6 seconds after
successful BITE test.