Error Log Codes - Welbilt Frymaster FilterQuick 3FQG30U Installation, Operation And Maintenance Manual

One vat doesn't top off.
Controller displays
TOPOFF OIL
EMPTY /
CONFIRM
6.2.6 Error Log Codes (For FilterQuick™ Controller Only)
CODE ERROR MESSAGE
E03 ERROR TEMP PROBE
FAILURE
E04 HI 2 BAD
E05 HOT HI 1
E06 HEATING FAILURE
E07 ERROR MIB SOFTWARE
E08 ERROR ATO BOARD
E09 ERROR PUMP NOT FILLING Dirty paper/pad and it needs changed or it was bypassed;
E10 ERROR DRAIN VALVE NOT
OPEN
E11 ERROR DRAIN VALVE NOT
CLOSED
E12 ERROR RETURN VALVE
NOT OPEN
E13 ERROR RETURN VALVE
NOT CLOSED
E14 ERROR AIF BOARD
E15 ERROR MIB BOARD
E16 ERROR AIF PROBE
E17 ERROR ATO PROBE
E20 INVALID CODE LOCATION
E21 FILTER PAPER
PROCEDURE ERROR
(Change Filter Paper)
A. Filter error exists.
B. Service required error exists
C. Solenoid, pump, pin issue, RTD
or ATO issue.
Top off system out of oil.
Temp probe reading out of range
High limit reading is out of range.
High limit temperature is past more than 410°F (210°C),
or in CE countries, 395°F (202°C)
A component has failed such as controller, interface
board, gas valve, ignition module or open-high limit.
Internal MIB software error
ATO board connection lost; ATO board failure
filter pump problem
Drain valve was trying to open and confirmation is
missing
Drain valve was trying to close and confirmation is
missing
Return valve was trying to open and confirmation is
missing
Return valve was trying to close and confirmation is
missing
MIB detects AIF missing; AIF board failure
Cooking controller detects MIB connections lost; Check
software version on each controller. If versions are
missing, check CAN connections between each
controller; MIB board failure
AIF RTD reading out of range
ATO RTD reading out of range
SD card removed during update
25 hour timer has expired or a dirty filter may be causing
an incomplete filtration.
A. Clear filter error properly. If problem persists
call your FAS for assistance.
B. Call your FAS for assistance.
C. Call your FAS for assistance.
Fill top off system with oil and press the 
(CONFIRM) button. Once the JIB is replaced press
and hold the orange reset button for ten (10)
seconds to reset top off system.
EXPLANATION
6-6