Manual

31
TROUBLESHOOTING
Troubleshooting:
F6: EC
OVER TEMP
Ar
e the air filters on the back of
the o
v
en clean?
NO
Clean the air
filter(s) (page 7).
YES
I
s the o
ven hot?
NO
YES
A
ccess
TEST
MODE
(page
17). I
s the sta
-
tus indicator at
position “b
”
(page 18) less
than 65?
NO
R
eplace the I/O
contr
ol boar
d
(page A-8).
Open the left and right
end bells. Are the
cooling fans running?
YES
Check for
-Dirt or debris in the cooling fan blades.
-A heat source near the filter.
YES
NO
Are the cooling
fans receiving
correct voltage
(page 37-40)?
YES
R
eplace the
cooling fans
(page A-5).
Is the cooling fan
thermostat closed?
NO
NO
Replace the
thermostat
(page A-6
and A-8).
YES
Check the
wiring (pages
37-40).