Wolf CT15E/S - Page 40

Troubleshooting Guide
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5-10
PROBLEM POSSIBLE CAUSE TEST / ACTION
S. Error Code 5
Heatsink Thermistor
Open
T. Error Code 6
Sensor Short
Loose or defective wiring to power
board
Defective power board
Ribbon cable has loose connection
from power board to control board
Defective ribbon cable
Defective control board
Repair or replace wiring
Replace power board
Repair ribbon cable connection
Replace ribbon cable
Replace control board
U. Error Code 7
Element Supervisor Fail
V. Error Code 8
Glass-Touch Keypad
Fail
Ribbon cable has loose connection
from power board to control board
Defective power board
Loose or defective connection between
display board and relay board
Defective keypad
Defective control board
Repair ribbon cable connection
Replace power board
Correct connection or replace if defective
Replace Ceran glass top w/keypad
Replace control board
W. Error Code 9
Off Key Error
Loose or defective connection between
display board and relay board
Defective keypad
Defective control board
Correct connection or replace if defective
Replace Ceran glass top w/keypad
Replace control board