© 2012 Viking Preferred Service
26
Service Diagnostics and Procedures
Fail Codes
TOD2
Code
Clean
Light
Cycle
Light
Error
Detection
Action
Priority* How To Clear
F01
Flash:
1
Off
Door Latch
Door lock is not in
unlocked position
during a cook or a
locked position during
a clean.
If in clean cycle, cancel
cycle and go to the
diagnostics and test
door latch. If door does
not lock after one minute
something is wrong
with the latch (latch
will not run unless the
door switch button is
depressed).
A
Turn cycle off.
Power down
and correct
door lock issue.
F02
Off
Flash: 1
RTD
Open or Short
Cancel any cook or
clean cycle, EOC4 will
be inoperable.
A
Power down
and replace or
plug in RTD.
F03
On
Flash: 3
Cooling Fan
Hall Effect
EOC4 is not receiving
a square wave in the
allowable frequency
range.
Cancel bake or clean
operation immediately.
A
Turn cycle off.
Power down
and correct
cooling fan
issue.
F04
N/A
N/A
Meat Probe
Shorted
Meat Probe input is
shorted.
Cancel any cook by
probe operation.
B
Correct short,
reenter timed
or delay
function.
F06
On
Flash: 2
Invalid Model
Header
Model header is
undefined.
This is read-only at
power up. EOC4 will be
inoperable.
A
Power down
and insert
correct model
header.
F07
On
Flash: 7
Door Switch
The door is open
during CLEAN
(the door latch has
failed, the door
sensor has failed or
the user has
opened the door
immediately
after selecting CLEAN
before the
latch can engage).
A
Turn cycle off.
Power down
and correct
door lock
issue.
F08
On
Flash: 8 Communication
Error
RS485 Serial
communication is
lost or unable to
establish a connection
between EOC4 and
any UI (if one is
present).
The EOC4 can still
perform a cook if the
UI is a TOD2 and the
user selected a cook
cycle via the selector
potentiometers. The
EOC4 will not however
do a Clean cycle or
Preheat since it doesn’t
know if the other unit is
currently operating (for
double ovens).
A
or
B
depending
on the UI.
Turn unit off.
Power down
and correct
issue.
*Priority A:
Critical error, cancel current cycle, turns off all elements.
Priority B:
Non-Critical, cancel only the feature that is affected, allow oven to still operate.