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Page Title:
AIR CONDITIONER DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
30. AIR CONDITIONER DOES NOT OPERATE (CONT).
7
KNOWN INFO
TEST OPTIONS
Green light extinguished.
Voltage Test.
Is voltage present at low
Defrost fans OK.
STE/ICE-R #89.
pressure cut-off switch where
Wire 80 OK.
REASON FOR QUESTION
Heater/air conditioner switch OK.
dark green wire connects?
If voltage is not present, low
Light green wire OK.
pressure cut-off switch is faulty.
Thermostat OK.
Wire 81 OK.
POSSIBLE PROBLEMS
Low pressure cut-off switch faulty.
Dark green wire faulty.
High pressure cut-off switch faulty.
Wire 81 faulty.
A/C compressor clutch faulty.
Notify Direct
Support to replace
NO
low pressure cut-off
switch.
YES
KNOWN INFO
TEST OPTIONS
8
Green light extinguished.
Voltage Test.
Is voltage present at high
Defrost fans OK.
STE/ICE-R #89.
Wire 80 OK.
pressure cut-off switch where
REASON FOR QUESTION
Heater/air conditioner switch OK.
dark green wire connects?
If voltage is not present, dark green
Light green wire OK.
wire is faulty.
Thermostat OK.
Wire 81 OK.
Low pressure cut-off switch OK
POSSIBLE PROBLEMS
Dark green wire faulty.
High pressure cut-off switch faulty.
Wire 81 faulty.
A/C compressor clutch faulty.
Repair dark green
NO
wire (Para 8-48).
YES
2-456
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