Carrier 69NT40-561-300, Operation And Service Manual

Page: 87 / 174

4–53 T-365
4.12 CONTROLLER PRE-TRIP TEST CODES
In the event that a failure occurs and the display cannot be updated, the status LED will indicate
the appropriate ERR code using Morse code as shown below.
E R R 0 to 9
ERR0 = . .-. .-. -----
ERR1 = . .-. .-. . ----
ERR2 = . .-. .-. . . ---
ERR3 = . .-. .-. . . . --
ERR4 = . .-. .-. . . . . -
ERR5 = . .-. .-. . . . . .
ERR6 = . .-. .-. -. . . .
ERR7 = . .-. .-. --. . .
ERR8 = . .-. .-. ---. .
ERR9 = . .-. .-. ---- .
ENTR STPT ENTER SET POINT (PRESS ARROW & ENTER)
Cause: The controller is prompting the operator to enter a set point.
LO LOW MAIN VOLTAGE (FUNCTION CODES CD27-38 DISABLED AND NO ALARM STORED.)
Cause: This message will be alternately displayed with the set point whenever the supply voltage is less
than 75% of its proper value.
OLD
CNTRL HARDWARE DOES NOT INCLUDE A TRIAC ON THE KA06 OUTPUT
Cause: ML3 controllers with configuration variable 57 set to ”3” will generate this message.
This message will swap being the number one priority message with the highest priority message
in the list above.
Table 4–4 Controller Pre-Trip Test Codes
CODE NO. TITLE DESCRIPTION
NOTICE
“Auto” or “Auto1” menu includes the: P0, P1, P2, P3, P4, P5, P6 and rSLts. “Auto2” menu
includes P0, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10 and rSLts. “Auto3” menu includes P0, P1,
P2, P3, P4, P5, P6, P7 and P8.
ERR# INTERNAL MICROPROCESSOR FAILURE