Symptom
No Power to controller
(No Beep when plugged
into outlet)
Power light not on
(Controller beeps when
plugged in)
No display on controller
(Power light is on)
Heating light not on
Element not on
Meat Probe does not
read on controller
Meat probe temp is
not accurate
TROUBLESHOOTING GUIDE
Cause
Not plugged into outlet
House breaker tripped
Bad connection at controller
Bad connection at PCB
(Power Control Board)
Faulty PCB (Power Control Board)
Faulty controller
Faulty body wiring
Appliance not powered on
Faulty controller
Controller temp is below -10°F (-23°C)
Faulty controller
Temp and time not set
Faulty controller
Faulty body wiring
Bad connection at HTL
(High Temp Limit Safety Shut-off)
Bad connection at the element
Faulty HTL
(High Temp Limit Safety Shut-off)
Faulty element
Bad connection at the meat probe
Faulty meat probe
Faulty controller
Perform meat probe calibration test
Faulty meat probe
Faulty controller
Solution
Plug into power source.
Reset breaker.
Unplug connection and reconnect. Reference Controller access/
replacement instructions.
Unplug connection and reconnect. Reference how to access/
replace PCB instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference how to
access/replace PCB instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference
Controller access/replacement instructions.
Call Masterbuilt for replacement 1-800-489-1581.
Press on/off button.
Call Masterbuilt for replacement 1-800-489-1581. Reference
Controller access/replacement instructions.
Remove controller from unit and bring to temp above 0°F (-18°C).
Reference Controller access/replacement instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference
Controller access/replacement instructions.
Set Temp and Time, wait 60 seconds for heating light to turn on.
Call Masterbuilt for replacement 1-800-489-1581. Reference
Controller access/replacement instructions.
Call Masterbuilt for replacement 1-800-489-1581.
Unplug connection and reconnect. Reference how to access/
replace HTL instructions.
Unplug connection and reconnect. Reference how to access/
replace element instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference how to
access/replace HTL instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference how to
access/replace element instructions.
Unplug connection and reconnect 1-800-489-1581. Reference
Meat Probe access/replacement instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference Meat
Probe access/replacement instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference
Controller access/replacement instructions.
Reference Meat Probe Temperature Verification instructions. Meat
probe has a +/- 5°F (2.78°C) tolerance.
Call Masterbuilt for replacement 1-800-489-1581. Reference Meat
Probe access/replacement instructions.
Call Masterbuilt for replacement 1-800-489-1581. Reference
Controller access/replacement instructions..
33