Panasonic NE1258R User Manual

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Self Diagnostics Failure Code Explanation
This oven monitors its operation and displays a Failure Code in Digital Display Window when a problem occurs.
What to do when a Failure Code appears:  
Unplug the oven and wait more than ten seconds before reconnecting.  
If normal operation does not resume, follow the next chart.
CODE
PROBLEM
WHAT TO DO
F01
Too high temperature of 
exhausted air
The oven shuts off automatically. Disconnect the power cord from the 
wall socket. The oven beeps continuously and resets for operation when 
cool. Move the oven to the cooler location. If the problem persists, call 
service agent.
F03
Incoming line voltage too 
high.
This oven is designed 
to operate with 208 or 
230 - 240 Volts AC.
Check line voltage and that voltage adjustment is matched. 
(Refer to page 5 for Power Source Voltage Adjustment.)
Line Volt.
208 V
230 - 240 V
Connector Color
White
Black
F04
Incoming line voltage too 
low.
If the line voltage is other than 208 or 230 - 240 V, consult electrician to 
check outlet.
F05
Defective memory IC
If the problem persists, call service agent. The oven will operate even if 
Failure Code appears, just not as designed. Call service agent. If the 
problem occurs during memory heating, press Stop/Reset pad. Then 
other memory program and manual heating will be possible.
F33-34
Defective thermistor 
circuit
The oven shuts off automatically. If the problem persists, call service 
agent.
F44
Defective control panel
The oven shuts off automatically. If the problem persists, call service 
agent.
F81-82
Defective relay circuit
If the problem persists, call service agent. The oven will operate even if 
Failure Code appears, just not as designed. Call service agent. Press 
Stop/Reset pad and try again.
F86-87
Defective relay circuit
The oven shuts off automatically. If the problem persists, call service 
agent.
Note:  Above codes shown in Digital Display Window do not indicate all possible failures on the unit.