Hoshizaki RF28A, Руководство по обслуживанию

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2) To change the setpoint, press and hold the button while pressing the up or
down button.
Allowable Setpoint Range Default
Fahrenheit Celsius Fahrenheit Celsius
Refrigerator
+21 to +54°F -6 to +12°C 37°F 3°C
Freezer -13 to +19°F -25 to -7°C 0°F -18°C
3) The new setpoint will be saved automatically 10 seconds after releasing the buttons.
Note: For refrigerators and freezers, the temperature differential for the compressor to
turn off is -3.6°F (-2.0°C).
2. Settings and Diagnostics Menu
Press and hold both the button and the service button for 5 seconds to enter the
settings and diagnostics menu. Press the MANUAL DEFROST button to scroll through
the menu and the
service button at any point to view the current setting. Press the
MANUAL DEFROST button to return to the menu screen. Press and hold both the
button and the service button for 5 seconds to exit the setting mode and return to the
temperature display.
Note: If there is no input for 60 seconds, the display will revert to the temperature display.
Code Item Setting and Display Range
Default
Refrigerator Freezer
F0 Defrost Interval 1 to 12 hours in 1 hour increments 6 6
F2
Setpoint Temperature Differential
(upper and lower) 0 to 6.3°F in increments of .9°F – upper
(0 to 3.5°C in increments of .5°C)
-0.9 to -6.3°F in increments of .9°F – lower
(-0.5 to -3.5°C in increments of .5°C) 3.6, -3.6 °F
(2.0, -2.0 °C)
(decimal
is not
displayed)
3.6, -3.6 °F
(2.0, -2.0 °C)
(decimal
is not
displayed)
F3 High Temperature Alarm Delay
Time (cabinet temperature) 0 to 180 minutes in 60 minute increments
(0=0; 1=60; 2=120; 3=180 minutes) 2 2
F4 Low Temperature Alarm Delay
Time (cabinet temperature) 0 or 60 minutes
(0=0; 1=60 minutes) 1 1
F5
Temperature Display Fahrenheit or Celsius °F °F
F6 Alarm History Displays alarm history - maximum 8
alarms NA NA
F7
Compressor Run Time Displays run time between two most
recent defrosts NA NA
F8 Not in Use - Flashes "--"
and "00"
Flashes "--"
and "00"
FA
High Temperature Shutoff
Temperature Setting (clogged
filter thermistor) 149 to 167°F
(65 to 75°C) 163°F
(73°C)
(for °F, only
the last two
digits are
displayed
and "-"
flashes)
158°F
(70°C)
(for °F, only
the last two
digits are
displayed
and "-"
flashes)
Fb Not in Use - AL AL