TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
23. BACKUP ALARM DOES NOT OPERATE (MODEL B ONLY) (continued).
BACKUP
ALARM
VOLTAGE TEST
(1) Set multimeter to voltage position.
(2) Place negative (-) probe of multimeter
on known good ground.
(3) Place positive (+) probe of multimeter
on position "1", circuit 1665A, of
backup alarm, Check multimeter for
voltage reading, note reading.
POSITION
1
Change 1
4-44-4.51
1 437
