Installation manual

Celsius or Fahrenheit operation (code version 1.6 and
later), and Error code history (code 3.1 and later). While
in the service menu, the down key serves to scroll the
men and the up key serves as a toggle 6to activate and
deactivate the function state.
A.Hold lower left button for 2 seconds to enter service
menu.
1. Upper right key toggles current menu item “on”
(indicated by a “1” in the right hand digit of the
display and an “off” (indicated by a “0” in the right
hand digit of display).
2. Lower right key scrolls down through the menu.
a) 1st item: Refrigeration state (on or off)/ evaporated
temp. This state is denoted by a “C0” or a
“C1” on the display alternately flashing
with the evaporator temperature.
b) 2nd Item: Defrost state (on or off) This state is
denoted by a “d0” or a “d1” on the
display.
c) 3rd Item: Code version (passive state, no action)
d) 4th Item: Display state (on or off) This state is
denoted by a “S0” or a “S1”. Note: Does
not turn off display o error codes.
e) 5th Item: Temperature state (Fahrenheit or
Celsius) This state is denoted by a “F” or
a “C”.
f) 6th Item: Error Code history (view and clean) This
state allows the ability to view and clean
the last three error codes encountered by
the unit. If no errors occurred since last
cleaned, this item is skipped and display
returns to 1st item.
33.Lower left key to exit service menu.
Notes: a. When an attempt is made to scroll the menu
while a function state is active, the active
function state will automatically deactivate. This
is to prevent the service technician from
simultaneously activating the Refrigeration state
and the Defrost state. Only one function may be
active at any give time.
b. If no operation is performed within 45 minutes
while in the service menu, the system will
automatically exit the service menu and return to
normal refrigeration.
c.If the Defrost state is activated and left
unattended, the service menu will terminate the
defrost as normal on evaporator temperature;
otherwise, the defrost will terminate in 45
minutes. Upon defrost termination the system will
automatically exit the service menu.
d. When the system exits the service menu, the
compressor will not start for 3 minutes.
e. The off cycle timer is not incorporated in the
service menu so the service technician has
direct control of components.
SCIENTIFIC CONTROL AND
ANNUNCIATOR PANELS
Cabinets for Scientific use may be equipped with a variety
of optional control, alarm, and recorder devices. Each
cabinet is shipped with the appropriate operators manual
for the device installed on the cabinet. These operator
manuals pertain to the set-up and basic operation of the
control panel devices. For more comprehensive operation,
repair, and maintenance information refer to the control
panel service manual part number 51-0170-01.
8 HANDLING & INSTALLATION