DCS RF24-D, Руководство по обслуживанию

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PROBLEM POSSIBLE CAUSE CORRECTION
Unit does not operate.
1. The unit is unplugged. Plug in the unit.
2. Did not hold the “ON/OFF” button
long enough on the display panel.
Press and hold the “ON/OFF” button
for five seconds.
Unit does not display Celsius (C).
1. Did not press the “F/C” button on
the display panel.
Press the “F/C” button to toggle be-
tween F and C.
Temperature controls are not raising or
lowering the set temperature on the unit.
1. Did not press and hold the “SET”
button on the display panel while
pressing either the “WARMER” or
“COOLER” button.
Press and hold the “SET” button and
press either the “WARMER” or “COOL-
ER” button. This will raise or lower
the set temperature by one degree F
or C (depending upon the setting).
Display light feature is not engaged. 2. The light bulb is burned out. Replace the light bulb
Holiday Mode is not engaging.
1. Did not press the “F/C” button on
the display panel seven times within
seven seconds.
Press and hold the “SET” button while
pressing the “F/C” button seven times
within seven seconds. The display
will flash “SA” seven times and the
unit will enter Holiday Mode.
Holiday Mode automatically disabled.
1. Holiday Mode automatically dis-
ables after 36 hours.
Restart Holiday Mode by pressing
and holding the “SET” button while
pressing the “F/C” button seven times
within seven seconds.
Holiday Mode is not disabling.
1. Did not press the “F/C” button on
the display panel seven times within
seven seconds.
Press and hold the “SET” button while
pressing the “F/C” button seven times
within seven seconds. NOTE: Holiday
Mode will automatically disable after
36 hours.
Audible alarm sounding three times every
30 seconds and LED light flashing green.
1. Door Ajar alarm. Close the door.
Audible alarm sounding six times every
minute and LED light flashing red.
1. High and Low Temperature alarm. Press the “ON/OFF” button for ap-
proximately one second to reset
audible and display alarms. NOTE: Al-
though pressing the “ON/OFF” button
will reset the alarms, the alarm will
resume if alarm condition still exists.
LED light flashing amber and no audible
signal heard.
1. Power Failure alarm.
NOTE: This alarm will occur upon
initial installation which is normal
since the unit was run at the factory
to verify quality.
Press the “ON/OFF” button for ap-
proximately one second to reset
audible and display alarms. NOTE: Al-
though pressing the “ON/OFF” button
will reset the alarms, the alarm will
resume if alarm condition still exists.
Want to give a customer demonstration
but Show Room Mode is not enabling.
1. Did not perform a “Power On
Reset” (POR).
To enable, press and hold the “ON/
OFF” button on the display panel
while performing a “Power On Reset”
(POR), i.e. - disconnect and reconnect
power supply to the unit.
Compressor, condenser fan, internal fan(s),
heater, reverse gas solenoid, and alarms
are not working but the display is function-
ing normally.
1. Show Room Mode enabled. To exit, press and hold the “ON/OFF”
button while performing a “Power
On Reset” (POR), i.e. - disconnect and
reconnect power supply to the unit.
TrOuBLESHOOTING GuIdE