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3-8. ERROR CODES
DISPLAY
"E-4"
"E-6"
"E-41"
"Hi"
3-9
CAUSE
Control board
overheating
Faulty temperature
probe
Memory scrambled
Unit overheating;
faulty relay or
con
board
trol
PANEL BOARD CORRECTION
Turn switch to OFF position, then turn switch back to
ON; if display shows "E-4," the control board is
getting too hot; make sure unit is not overheating
Have temperature probe checked for faulty probe
Press and release the UP and DOWN buttons to
initialize the program; if "E-41" persists replace the
control board
Have relay or control board replaced
Model MMP-941
707
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