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Sect. 8) Troubleshooting
When running a cycle the controller may signal one of the errors listed in the table below.
ERROR CODE
DISPLAYED
CAUSE
SOLUTION
ER21
Hardware fault
Contact the installer.
ER22
Reserved
Contact the installer.
ER23
Reserved.
Contact the installer.
ER24
Reserved.
Contact the installer..
ER25
Cycle in the memory with incorrect data. Program the cycle.
ER26
Attempted running of a cycle without any
steps being programmed.
Program the cycle.
ER28
Reserved.
Contact the installer.
ER31
Hardware fault.
Contact the installer.
ER41, ER42
Thermocouple continuity failure, not
connected or connected incorrectly.
Check the thermocouple and
connections.
ER43
Cold junction temperature sensor broken
or continuity failure.
Contact the installer.
EREC
Interrupted cycle recovery not initiated
(kiln temperature outside of set limit).
Run the cycle again.
ERAL
Reserved.
Contact the installer.
EAFS
Cycle stopped due to maximum end
step wait time (if programmed).
Check the heating elements or reduce
the kiln charge.
ALL1
Temperature signal outside of maximum
set limit. (See alarm relay).
Check the heating elements.
ALL2
Activation of alarm configured by
installer
Contact the installer.
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