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OPERATING Safe-NET III CONTROLS
The Safe-NET III electronic temperature and
defrost controller is located in the cassette
compartment. The controller comes factory set
at position #5 and is ready to go.
The temperatures can be adjusted by rotating
the knob counter-clockwise for a warmer setpoint, or clockwise for a colder setpoint. The
display shows the setpoint for a few seconds
when changed, then reverts to showing the
sensed temperatures in the merchandiser.
The adjustment knob allows the user to select a
pre-configured cold setpoint, warm setpoint or
any setpoint within this range. The adjustment
knob is also configured with OFF/ON functionality to power off the controller.
Safe-NET III Controller Location
The off position shuts off the compressor only.
UNPLUG THE UNIT FOR SERVICE.
The front grille must be removed in order to
access this control. To remove the grille, open
the door and remove the two plastic screws and
retainers on the top of the grille, then tilt out
and lift up to remove.
Position #5
Remove Plastic Screws
Remove Plastic Screws
When removing the grille for this operation or
for condenser cleaning, care must be taken not
to damage the display interface cable. It may be
unplugged during this task.
The top, or green, LED indicates the case is in
refrigeration mode. The center, or yellow, LED
indicates the case is in defrost mode. The bottom (red) LED indicates an alarm condition,
such as merchandiser warming up because the
door is not closed.
Compressor
Powered on
GREEN
Interface
Cable Plug
Unplug Interface Cable
Defrost Cycle
YELLOW
Alarm
RED
Off / On Position
Safe-NET III Indicators
P/N 0506146_D
U.S. & Canada 1-800-922-1919 • Mexico 1-800-522-1900 • WWW.HUSSMANN.COM