4-62 Alarm Codes, Descriptions and Corrective Actions µP-D Controller
CSR-20 & CSR-40, September 1999
Code Description Corrective Action
64 Pretrip Preconditioning Failure • Check the container to be sure it is not loaded.
(Check Alarm)
• Check unit cooling and heating operation.
• Indicates a heating or cooling problem;
Pretrip Test pre-cooling or pre-heating of the • Check the liquid injection system.
container was aborted or was not completed
in the time allowed.
• Indicates a Pretrip Test was initiated on a
loaded container.
• Indicates a possible liquid injection system
failure if alarm 82 is also recorded.
• If alarm occurs during a Pretrip test, a dash
(-) precedes the alarm code.
65 Datalog Queuing Error • Check operation of the real time clock using the
(Check Alarm) “YEAR”, “MONTH”, “DAY” and “TIME” displays
in the View menu.
• Indicates an error occurred in the datalogger.
• Check for the presence of Alarm Code 61. Check
real time clock battery voltage using “CLKV” in View
menu. Replace battery if voltage is less than 3.3 V.
69 Dehumidify Valve Circuit Failure (Option) • Energize and de-energize the dehumidify valve
(Pretrip) (Check Alarm) using “DEHUM” in the Controller Test submenu.
Confirm by sound that the valve energizes and
• Indicates a problem with the Dehumidify Valve de-energizes.
or its wiring.
• If the valve does not operate, check the valve coil
• If alarm occurs during a Pretrip test, a dash coil for continuity using a high quality multimeter.
(-) precedes the alarm code.
• Check the circuit wiring for continuity using a high
quality multimeter and a wiring diagram.
NOTE: Do NOT use a test light or other instru-
ment; or controller damage may result.
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