Panasonic WU-144MF1U9E 3-Way Service Manual - Page 115

Sensor Temperature Display Function, displayed regardless of whether unit is, operating or stopped

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3. Remote Controller Servicing Functions 3-WAY VRF SYSTEM Remote Controller Functions ■ 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. ➀ Press and hold the and buttons simultaneously for 4 seconds or longer. ➁ 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. 4-4 at right.) ➂ 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, refer to the table of temperature sensors and addresses on the next page.) ➃ 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. ➄ Press the button to return to normal remote controller display. 2 3 51 CZ-RTC2 4 * Display shows a discharge temperature of 00XX at unit No. 1-1. In case, for example, the display shows "0185" in the figure above, a discharge temperature from the outdoor unit stands for 185°F. Fig. 4-4 NOTE 4 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. 4 - 17

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4
4
- 17
3-WAY VRF SYSTEM
Remote Controller Functions
3. Remote Controller Servicing Functions
■
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>
➀
Press and hold the
and
buttons
simultaneously for 4 seconds or longer.
➁
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. 4-4 at right.)
➂
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, refer to the table of
temperature sensors and addresses on the next
page.)
➃
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.
➄
Press the
button to return to normal remote
controller display.
1
2
3
4
5
*
CZ-RTC2
Display shows a discharge temperature of 00XX at
unit No. 1-1.
In case, for example, the display shows “0185” in
the figure above, a discharge temperature from the
outdoor unit stands for 185°F.
Fig. 4-4
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.