39
Troubleshooting Cont’d
Problem
Possible Cause
Possible Solution
Case temperature is
too cold.
The t-stat temp is set too
low.
Check settings. See Technical Specifications section.
Ambient conditions may
be affecting the case
operation.
Check case position in store. Is the case located near an
open door, window, electric fan or air conditioning vent that
may cause air currents? Case must be located minimum
15 Ft away from doors or windows. Cases are designed to
operate at or below 75°F Dry bulb and 55% relative humidity.
Condensation on
glass.
Ambient conditions may
be affecting the case
operation.
Check case position in store. Is the case located near an
open door, window, electric fan or air conditioning vent that
may cause air currents? Case must be located minimum
15 Ft away from doors or windows. Cases are designed to
operate at or below 75°F Dry bulb and 55% relative humidity.
There are glass gaps on
the side of the case.
See glass adjustment section.
Glass is not completely
shut.
Close glass correctly.
Ambient Conditions
Turn on Air Sweep Fans located at the right rear of
merchandiser.
Water has pooled
under case.
Case drain is clogged.
Clear drain.
PVC drains under case
may have a leak.
Repair as needed.
Case tub has unsealed
opening.
Seal as needed.
If the case is in a line-
up, case to case joint is
missing or unsealed.
Install case to case joint and seal as needed.
Evaporator pan is
overflowing (if applicable).
Check electrical connection to evaporator pan. Check float
assembly, it should move freely up and down the support
stem. Clear any debris.
Case is not draining
properly.
Case is not level.
Level the case.
Drain screen is plugged.
Clean drain screen and remove any debris.
Drain or P-trap is clogged. Clear any debris.
Frost or ice on
evaporator coil.
Defrost clock is not
functioning.
Case should be serviced by a qualified service technician.
Lights do not come
on.
LED Driver /light wiring.
Check electrical connections. See Electrical Section and
check wiring diagram.
LED Driver needs to be
replaced.
Case should be serviced by a qualified service technician.
See Electrical Section.
LED Light needs to be
replaced.
Case should be serviced by a qualified service technician.
Light Switch needs to
replaced.
Case should be serviced by a qualified service technician.
