Troubleshooting Guide - Wolf SO24 E Series Service Manual

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.
827705 REVA 01/2019
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
3
4
48
E Series SO24 (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
X14-8 to X14-11 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.
If the firmware version is 06 or lower, load
firmware higher than K5.22800-07 for the relay
board.
The software download is faulty. Repeat the
download.
Turn the power to the unit off and then back on.
Replace the relay board and control board.
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