Thermo King 098203, Руководство по обслуживанию

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Diagnosis: Troubleshooting, Warnings and Alarm Codes
222
41 Power Module Heat Exchanger High
Temperature
• When:
• If the power module heat exchanger
temperature gets above 95C the heating
element is bypassed and not energized.
Since activating the heating element is the
far most heat applying solid state switch,
activating is bypassed to reduce
temperature.
• Indicates:
• High temperature surrounding the control
box.
• Poor cooling to the back side of the control
box.
• Check for blocked air flow to the back side of the
control box.
• Ambient temperature might just be high.
42 CA Unit LPCO
• CA Unit is having too frequent LPCO's.
43 CA Unit HPCO
• CA Unit is having too frequent HPCO's.
44 CA Unit OBS
• CA Unit needs attention.
45 Wall Clock Failure
• Occurs if the wall clock has been stopped or
restarted as a result of insufficiently voltage.
• The wall clock battery must be replaced.
45 Battery Needs Charging
• Low battery voltage observed. The battery
voltage has been below 3.7V. The voltage
must be above 2.5V to trig the message.
• Leave the unit on (could be standby mode) for
four hours to charge the battery.
Warnings and Controller Actions (Continued)
Warning
No.
Warning Message/Description Controller Action/Corrective Action