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4.5.6 Error Codes
Table 4-10 Procedure for Accessing Accutune Error Codes
Step
Operation
1
Select Accutune
Set-up Group
2
Go to Error Code
Prompt
Error Code
(Upper Display)
RUNNING
ACCUTUNE RUNNING
NONE
NO ERRORS OCCURRED
DURING LAST ACCUTUNE
PROCEDURE
ID FAIL
PROCESS IDENTIFICATION
FAILURE
Autotune has aborted
because an illegal value of
GAIN, RATE, or reset was
calculated.
ABORT
CURRENT ACCUTUNE
PROCESS ABORTED
caused by the following
conditions:
a. Operator changed to
Manual mode
b. Digital Input detected
c. In Heat region of output
and a Cool output calculated
or vice versa.
SP2
LSP2 not enabled or LSP1 or
LSP2 not in use (only applies
to Duplex Tuning)
Aborting Accutune
MAN-AUTO
Completing Accutune
04/08
Press
Upper Display = SETUP
Setup
Setup
Lower Display = ACCUTUNE
Upper Display = (an error code)
Function
Function
Function
Lower Display = AT ERROR
Table 4-11 lists all the error codes, definitions, and
fixes.
Table 4-11 Accutune Error Codes
Definition
UDC3200 Universal Digital Controller Operator Manual
Result
The Accutune process is still active (Read Only)
None
Illegal Values
– try Accutune again.
untunable process -- contact local application
engineer.
Try Accutune again
Enable LSP2 and configure the desired LSP1 and
LSP2 setpoints.
Fix
77
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