TM 5-3805-254-20-1
ORGANIZATIONAL TROUBLESHOOTING - CONTINUED
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 4.
Set multimeter to 20 vdc scale. Connect red test lead to input terminal (7) on low
air-pressure buzzer switch (8) and black test lead to ground. Have assistant
rotate KEY SWITCH (3) clockwise to on position. Check for 11 to 13 vdc on
multimeter. Have assistant rotate KEY SWITCH (3) counterclockwise to off
position. Disconnect test leads.
a. If multimeter does not read 11 to 13 vdc, 14 wire (9) must be
replaced. Notify Direct Support Maintenance.
b. If multimeter reads 11 to 13 vdc, replace low air-pressure buzzer
switch (8) (page 2-699).
2-305
