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Page Title:
AC COMPRESSOR DOES NOT SHUT OFF OR CYCLES CONSTANTLY - continued |
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 DRAFT
TB 9-2320-364-13&P-1
AC COMPRESSOR DOES NOT SHUT OFF OR CYCLES CONSTANTLY - Continued
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WARNING
4.
KNOWN INFO
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Read WARNING on
TEST OPTIONS
AC heater/evaporator blower operates.
Visual inspection.
AC compressor operates.
Is temperature control switch
AC condenser core not blocked or damaged.
REASON FOR QUESTION
temperature probe free from
AC compressor belts OK.
If temperature control switch
damage and installed
AC harness wire 1435 OK.
temperature probe is
correctly in AC heater
AC harness wire 1155 OK.
damaged or installed
evaporator core?
incorrectly, AC system will
AC harness wire 1156 OK.
not operate properly.
AC condenser harness black wire OK.
AC condenser motor solenoid OK.
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If temperature control
AC condenser motor red wire OK.
switch temperature probe
AC condenser motor ground wire OK.
is damaged, replace
temperature control switch
AC condenser motor OK.
(WP 0044). Verify repair,
AC condenser harness green wire OK.
go to Step 15 of this fault.
NO
AC condenser motor solenoid ground wire
If temperature control
OK.
switch temperature probe
is installed incorrectly,
YES
POSSIBLE PROBLEMS
reinstall temperature
control switch temperature
Temperature control switch temperature
probe (WP 0044). Verify
probe damaged or installed incorrectly.
repair, go to Step 15 of this
fault.
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Go to work package 0015 (AC
Does Not Cool or Cools
Inadequately).
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5.
WARNING
KNOWN INFO
TEST OPTIONS
Read WARNING on
AC heater/evaporator blower operates.
Continuity test.
AC compressor operates.
AC condenser core not blocked or damaged.
REASON FOR QUESTION
Is continuity measured
AC compressor belts OK.
across AC harness wire 1435
If continuity is not measured,
Temperature control switch temperature
from AC condenser assembly
AC harness wire 1435 is
probe OK.
connection to a known good
faulty.
ground?
POSSIBLE PROBLEMS
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AC harness wire 1435 faulty.
AC harness wire 1155 faulty.
AC harness wire 1156 faulty.
AC condenser harness black wire faulty.
AC condenser motor solenoid faulty.
Repair AC harness
NO
wire 1435 (see
AC condenser motor red wire faulty.
Appendix A) or replace
AC condenser motor ground wire faulty.
AC wiring harness
AC condenser motor faulty.
YES
(WP 0048). Verify
repair, go to Step 15
AC condenser harness green wire faulty.
of this fault.
AC condenser motor solenoid ground wire
faulty.
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0014-6
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