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TM 9-2320-364-20-2
2-1570
46. LOW AIR/HYDRAULIC OIL ALARM DOES NOT OPERATE (CONT).
2.
Repair wire 1120
(see schematic
Fig 2-28) or replace
harness (Para 7-14).
Verify repair, go to
Step 4 of this Fault.
YES
NO
Low air warning light operates.
Wire 1276 OK.
Wire 1120 faulty.
Rectifier M66 faulty.
Buzzer faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If wire 1120 is loose or faulty,
buzzer will not be grounded.
Is continuity measured on
wire 1120 between buzzer and
rectifier M66?
WARNING
Read WARNING
on Page 2-1571
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