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Troubleshooting
TROUBLESHOOTING
TROUBLESHOOTING GUIDE
Error Code
Error
E1
EEPROM read error.
E2
EEPROM writes error.
E3
EEPROM status error.
E4/F5
Control board MAIN-
DATA invalid.
E5/F5
Control board MAIN-
DATA incompatible.
E6/F5
Unit model
identification invalid.
E7/F5
Relay board MAIN-
DATA invalid.
E8/F5
Relay board MAIN-
DATA incompatible.
E9/F0
Temperature sensor
short circuit.
E10/F0
Temperature sensor
interruption.
E11/F0
Reference cavity
temperature short
circuit.
E12/F0
Interruption of the
reference cavity
temperature.
E13/F11
Cavity temperature
over temperature.
E14/F8
Critical relay error.
827703 REV B.1
Possible Cause
Test/Action
Moisture on control
1
board.
2
Moisture on control
1
board.
2
Moisture on control
1
board.
2
Reload software error.
1
2
Reload process error.
1
2
1
2
3
Reload software error.
1
2
Reload software error.
1
2
Short circuit in the
1
temperature sensor or
2
control board.
Interruption in the
1
temperature sensor or
2
control board.
Replace the control board.
Replace the control board.
Temperature sensor,
1
relay error, or a
2
programming issue.
3
4
Software or
1
mechanical issue.
2
84
CSO (SWS #13543126)
Inspect for steam leaks.
Replace the control board if error persists.
Inspect for steam leaks.
Replace the control board if error persists.
Inspect for steam leaks.
Replace the control board if error persists.
Turn the power to the unit off and then back on.
Replace the control board.
Turn the power to the unit off and then back on.
Replace the control board.
Inspect the connector and jumper on relay board
X14-9 to X14-10 for loose or broken connection.
Turn the power to the unit off and then back on.
Replace the control board and relay board.
Turn the power to the unit off and then back on.
Replace the relay board.
Turn the power to the unit off and then back on.
Replace the relay board.
Measure the resistance of the temperature sensor.
Replace the control board.
Measure the resistance of the temperature sensor.
Replace the control board.
Verify the element relay is cycling.
Verify the temperature sensor resistance is
correct.
Verify the cavity temperature is exceeding the
maximum temperature.
Replace the control board and relay board.
Turn the power to the unit off and then back on.
Replace the relay board and control board.
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