Norcold 2117x series, Owner'S Manual

Page: 214 / 370

64
Diagnostic Mode
The diagnostics mode is a tool designed
to assist in verifying temperature, inputs,
outputs, and to retrieve recorded fault stored
by the controls. The diagnostic information is
displayed in the center of the LCD module.
Each screen displayed has a particular
function. For example, screen (C) displays fin
temperature, and screens four (4) and five (5)
display stored fault history.
The information is presented using illuminated
LCD segments and alphanumerical codes.
Figure 8-1 shows the pattern seen on the control
panel when diagnostic mode is accessed.
Setting Display to Diagnostics
To set the display to diagnostics:
1. Press and hold down the MODE and
switch TEMP switch buttons at the same
time.
2. Release the switch buttons when
displays.
3. Within two seconds displays on the
screen.
Displaying screens through
1. Press the MODE button.
2. Release the switch button when the next or
the desired screen appears on the display.
Returning the Display to Normal Mode:
1. Press and hold down the MODE and
switch TEMP switch buttons at the same
time.
2. Release the switch buttons when the active
operation mode displays.
S
ection
8 —d
iagnoSticS
Screen Numbers
Segments Numbers
Figure 8-1. —Optical control display screen and
segments numbering.
!
NOTE
Powering the refrigerator OFF and back ON
also returns the optical control display to its
normal display mode.
3 2
4
5
6
7
1