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3. Remote Controller Servicing Functions
n Sensor Temperature Display Function
(displayed regardless of whether unit is
operating or stopped)
The procedure below displays the sensor
temperatures from the remote controller, indoor unit,
and outdoor unit on the remote controller.
<Procedure of CZ-RTC2>
À
Press and hold the
simultaneously for 4 seconds or longer.
Á
The unit No. "X-X" (main unit No.), item code "XX"
(sensor address), and servicing monitor "
(sensor temperature) are displayed on the remote
controller LCD display. (See Fig. 3-9 at right.)
Â
Press the temperature setting
buttons and select the item code to the address of
the sensor to monitor.
(For the relationships between the sensor
addresses and sensor types, see the table of
indoor and outdoor unit sensors on page 5-55.)
Ã
If group control is in effect, press the
button to select the unit to monitor.
Press the temperature setting buttons to select the
item code to change.
Ä
Press the
button to return to normal remote
controller display.
5
and
buttons
"
/
5
1
* Display shows a discharge temperature of 00XX at
unit No. 1-1.
In case, for example, the display shows "0085" in
the figure above, a discharge temperature from the
outdoor unit stands for 85°C.
NOTE
The temperature display appears as "- - - -" for units
that are not connected.
* If monitor mode is engaged while normal operation
is in progress, only the parts of the LCD display
shown in the figure will change. Other parts continue
to display the same information as during normal
operation.
5 - 52
VRF SYSTEMS Indoor Unit
2
4
Fig. 3-9
3
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