Outdoor Unit Alarm History Monitor - Panasonic U-4LE1R8 Service Manual

1. Outdoor Unit Maintenance Remote Controller

1-5. Outdoor Unit Alarm History Monitor

• Displays outdoor unit alarms only.
• Check the indoor unit alarm histories separately using the
indoor unit remote controllers or other control device.
<Operating procedure>
➀
Press and hold the
button simultaneously for 4 seconds or longer to engage
outdoor unit alarm history mode.
During temperature monitoring,
The display and operations are the same as for the
alarm history monitor performed from the indoor unit
remote controller. However the "unit No." display shows
address of the outdoor unit.
➁
Press the button and select the outdoor unit for
alarm history monitoring.
➂
Press the temperature setting
and select the item code for the alarm history.
The select outdoor unit address, the item code, and the
alarm history (alarm data) are displayed.
The outdoor unit address is displayed as R.C. XX-YY.
System XX = Outdoor unit system address
R.C. XX = Outdoor unit system address
YY = Outdoor unit sub-bus address
Item codes 01-08 are displayed. 01 indicates the most
recent alarm.
The alarm history displays the alarm code.
(If no alarm are present, then -- -- is displayed.)
➃
To clear the alarm history, press the
(The outdoor unit alarm history will be cleared.)
➄
To exit, press the
The display returns to the normal display.
(CHECK) button and
illuminates.
/ buttons
button.
(CHECK) button.
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Mini VRF SYSTEM
Service Checker
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