Temperature Display; A) Switching The Display Between Fahrenheit And Celsius (F5); B) Adjusting The Setpoint Temperature - Hoshizaki HUR40A(-D) Service Manual

2. Temperature Display

• Displays the cabinet temperature. The factory setting is °F. To change the display to the
°C scale, see "a) Switching the Display Between Fahrenheit and Celsius (F5)" below.
• The cabinet temperature is updated every 30 seconds.
• During defrost, "dF" is displayed in place of the cabinet temperature.

a) Switching the Display Between Fahrenheit and Celsius (F5)

The factory setting is °F. To change the display to °C, follow the steps below.
1) Press and hold both the
"F5" appears in the display window. (If "F0" is displayed, press the MANUAL
DEFROST button until "F5" appears.)
2) Press the unmarked, blank button to display the current setting (default: "F"). Press
the up or
again to save the setting.
3) Press and hold both the
The cabinet temperature will be displayed using the newly saved temperature scale.
4) Affix the "°C" label supplied with the unit to the display panel, covering "°F" but not the
display window.

b) Adjusting the Setpoint Temperature

The setpoint temperature is the temperature at which the compressor turns on. To set
the setpoint temperature, follow the steps below.
1) Press the button to display the current setpoint temperature.
2) To change the setpoint, press and hold the
down button to raise or lower the setpoint.
Refrigerator (auxiliary code Q5 and earlier)
Refrigerator (auxiliary code Q6 and later)
Freezer (Door)
Freezer (Drawer)
3) After 10 seconds, the new setpoint will be saved automatically.
Note: For refrigerators, the temperature differential for the compressor to turn off is
-4.5°F (-2.5°C) for auxiliary code Q5 and earlier and -3.6°F (-2.0°C) for auxiliary
code Q6 and later. For 1-section freezers, it is -6.3°F (-3.5°C) and for 2-section
freezers, it is -3.6°F (-2.0°C).
button and the
down button to switch to °C. Press the
button and the
Model
unmarked, blank button for 5 seconds.
unmarked, blank button
unmarked, blank button for 5 seconds.
button while pressing the
Allowable Setpoint Range
+21 to +53°F
(-6 to +12°C)
-13 to +19°F
(-25 to -7°C)
24
up or
Default
39°F
(4°C)
37°F
(3°C)
0°F
(-18°C)
2°F
(-17°C)