App. B-3
Solution
1. Verify Start/Stop switch set to ON.
2. Check ITSO limits.
Will not appear if SUDLY is off
•
Alarm limit shut down – alarm for limit raised.
•
Program stopped – no alarm message
Alarm code
Circulation fan failure (if equipped with monitoring)
Description
The chamber circulation fans have stopped unexpectedly.
Defaults
•
priority: 20
•
delay: 30 seconds
•
persistent
•
User Interaction Level: not accessible
Cause
Probable circulation fan problem
Solution
Repair circulating fans as needed.
Alarm code
Could not follow chain: Error opening chain file
Description
The controller could not open the next program in the chain. The current
program will continue to run until the chain problem is corrected.
Defaults
•
priority: 40
•
persistent
•
User Interaction Level: not accessible
Cause
Probable corrupt chain file.
Solution
1. Verify/correct the program to be chained to.
2. If the program is corrupt, it will need to be recreated.
Alarm code
Could not follow chain: Error opening program file
Description
The controller could not open the current program to follow the chain. The
current program will continue to run until the chain problem is corrected.
Defaults
•
priority: 40
•
persistent
•
User Interaction Level: not accessible
Cause
Probable corrupt program file.
Solution
1. Verify/correct the program to be chained to.
2. If the program is corrupt, it will need to be recreated.
Alarm code
Could not follow chain: Program not compatible
Description
The next program in the chain is not compatible with the controller
configuration and cannot be run.
Defaults
•
priority: 40
•
persistent
•
User Interaction Level: not accessible
Cause
Program is not compatible, usually because it was created in a previous
version of software or was copied from a chamber with a different
configuration
Solution
Create a new program on the controller and chain the original program to it.
Alarm code
Data Logging reset & stopped x
Description
1. The data log was reset on boot up and any data in it was lost.
x is the actual fault reason code