M2/M3 BFV: FIRE SUPPRESSION SYST - OD1607 - LESSON 2/PE 2
PRACTICAL EXERCISE - ANSWERS
The connection of 1W10E13 to terminal 3 of the FIRE
switch must be checked next. If the connection is good,
ACCESSORY and MASTER POWER switches must be turned OFF,
harness 1W10 must be replaced.
After replacement of
harness, verify that the system now operates properly.
The minimum pressure at 80 Fahrenheit should be 675 psig. If a gage
shows less than that value, the corresponding crew compartment
extinguisher assembly should be replaced so that the low pressure
bottle can be recharged.