M2/M3 BFV: FIRE SUPPRESSION SYST - OD1607 - LESSON 2/PE 2
PRACTICAL EXERCISE 2
Read the scenario and respond to the requirements that follow the
While reviewing the Bradley fighting vehicle fire suppression system
with your unit, you emphasize that a failure in the system can be
deadly and that malfunctions must, therefore, be detected before they
occur in the field.
decide that the fire suppression systems on the two Bradley fighting
troubleshooting procedures in TM 9-2350-252-20-1-1.
The following steps have been performed on the first vehicle:
STE-M1/FVS (VTM only) test number 67 resulted in a reading of 28
The gage pressure readings for both fire bottles are within
The system has been deactivated and the ground cable installed.
When the MASTER POWER switch and ENGINE ACCESSORY switch were
turned ON and the PUSH TO TEST switch was pressed, the MANUAL light
A voltage measurement between FIRE SUPPRESSION switch terminal 3
and ground showed the presence of 28 volts.
Identify the connection that must be checked if these conditions
exist, and describe what must be done to complete the troubleshooting
procedure if that connection is good.