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46
TROuBLESHOOTInG
f7: RTD Open
This fault is displayed when the control detects that
one or both of the RTDs is "open." The display will
show "999 º " indicating the RTD is open or
disconnected. The fault is cleared when the control
detects continuity.
f8: Heat Low
This fault displays when the oven is warming up
or during Test Mode (page 19) if the cook cavity
temperature fails to rise at least 14 º F (7 º C) within a
given 30 seconds.
f9: Cook Cavity Temperature High
This fault will signal that the catalyst has "flashed"
due to excessive grease. The fault occurs when the
fault Code and Description
f1: Blower Running Status Bad
f2: Cook Temperature Low
f3: Magnetron Current Low
f4: Door Monitor Defective
f5: Magnetron Over Temperature
f6: EC Temperature High
f7: RTD Open
f8: Heat Low
f9: Cook Cavity Temperature High
f10: Communication failure
f12: firmware Reboot
Fault codes are listed in order of hierarchy. For example, if during cooking the oven experiences an F1
and F2 fault, the oven will report only the F1 fault because the software will halt all actions upon
discovering the F1 fault.
FAULT CODES F1 - F5, F7, F10, AND F12 WILL TERMINATE A COOK CYCLE UPON DISCOVERY.
RTD senses +650°F (343°C) for more than 40
seconds but less than 2 minutes. The fault will only
appear in the fault log and will not terminate a cook
cycle upon discovery.
f10: Communication failure
This fault will signal that the UI control board
(Phoenix) is no longer able to communicate with
the I/O control board (SAGE). This fault will ter-
minate a cook cycle upon discovery.
f12: firmware Reboot
This fault will signal that the UI control board
(Phoenix) became unresponsive for four seconds,
forcing a system reboot. The reboot could occur at
any time, including during cooking.
When Active
Warmup
Idle
a
a
a
a
a
a
a
a
a
a
a
Cooking
Test Mode
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
Refer to...
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Table of Contents
Troubleshooting
