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TM 9-2320-364-20-2
2-1572
46. LOW AIR/HYDRAULIC OIL ALARM DOES NOT OPERATE (CONT).
Low air warning light operates.
Wire 1276 OK.
Wire 1120 OK.
Rectifier M66 faulty.
Buzzer faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Rectifier test.
YES
NO
Replace rectifier M66
(Para 7-19).
Verify repair, go to
Step 4 of this Fault.
3.
Can rectifier M66 pass a
rectifier test?
Replace buzzer
(Para 7-25).
Verify repair, go to
Step 4 of this Fault.
If rectifier is faulty, buzzer will
not be grounded.
WARNING
Read WARNING
on Page 2-1573
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