Page29
15” & 24” Series
Technical Services Manual
SMR-0014
Problem
Check
Possible Cause
Remedy
Ref. Pg.
Controller
display is
flashing “LA”
Surrounding
ambient
temperatures
Is the ambient tem-
perature colder than
controller set point
Unit can only maintain tempera-
tures when ambient is warmer
than set-point
Evaporator probe
resistance
Check Resistance -
Refer to section titled
“Temperature Probe”
Replace probe if defective
15
Controller
Check controller con-
tacts - Is the com-
pressor turning off
when the controller is
satisfied?
Replace Controller
14
Controller
display is
flashing “EE”
The controller has a data or memory
failure
Controller must be
reprogrammed
13
Refrigeration
system runs
for long
periods of
time
Condenser Coil
Coil covered with
Dirt, pet hair, ect.
Clean condenser using a brush
and vacuum
20
Louvered toe grill
obstructed
Clear all obstructions
Product tempera-
ture
Large quantities of
warm product being
loaded at one time
Allow extra time for pull down
Refrigeration
system runs
for long
periods of
time
Door Closure
Door \ Drawer gasket
torn or out of place
Repair or replace
18
High ambient
humidity
This is normal during high humidity and frequent door
openings
High ambient
humidity
During periods of high humidity, some condensation
might appear on the outside surfaces. The condensa-
tion will disappear when the humidity drops. Mean-
while, be sure the doors are closing and sealing prop-
erly. If condensation persists, call the Viking Range
Corporation for service.
Stainless is
discolored,
looking like
rust
Weather, cleaning chemicals
Clean and polish regularly using
products such as Barkeepers
Friend
