Carrier NDK33BN0KB, Operation & Service Manual

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62-61753-21 7-40
Alarm
NO.
Steps ALARM / CAUSE CORRECTIVE ACTION
60 DATALOGGER (DATA RECORDER) TIME WRONG

TRIGGER-ON: The real time clock in the Data Recorder does not contain a valid date.

UNIT CONTROL: Engine and standby operation: alarm only.

RESET CONDITION: Auto Reset when the Data Recorder Real Time Clock is reset, or alarm may be
manually reset by turning the unit off, then back on again.
NOTE: Follow the steps below until a problem is found. Once a repair or correction has been made, the active
alarm should clear itself (refer to reset condition above). Operate the unit through the appropriate modes to see if
any active alarm occurs. Continue with the steps below as necessary.
1 Check Real Time Clock
a. Check Real Time Clock in the Data
List.
Must show correct date and time.
2 Reset Microprocessor
a. Turn main switch off for 30 sec-
onds, then turn on.
Microprocessor powers up OK.
b. Check for valid Real Time Clock
reading in Data List.
Reset "Set Time" Configuration. Refer to Section 5.1.1.
c. Real Time Clock can not be
changed.
Replace microprocessor. Refer to Section 5.4