Panasonic U-4LE1E5 Service Manual page 16

3. Auto Address Setting
3-4. Request concerning recording the indoor/outdoor unit combination Nos.
After automatic address setting has been completed, be sure to record them for future reference.
List the outdoor unit system address and the addresses of the indoor units in that system in an easily visible location (next
to the nameplate), using a permanent marking pen or similar means that cannot be erased easily.
Example: (Outdoor) 1 – (Indoor) 1-1, 1-2, 1-3...
(Outdoor) 2 – (Indoor) 2-1, 2-2, 2-3...
These numbers are necessary for later maintenance. Please be sure to indicate them.
3-5. Checking the indoor unit addresses
Use the remote controller to check the indoor unit address.
<If 1 indoor unit is connected to 1 remote controller>
1 Press and hold the
2 The address is displayed for the indoor unit that is connected to the remote controller.
(Only the address of the indoor unit that is connected to the remote controller can be checked.)
3 Press the button again to return to normal remote controller mode.
Number changes to indicate which
indoor unit is currently selected.
Indoor unit address
<If multiple indoor units are connected to 1 remote controller (group control)>
1 Press and hold the
2 "ALL" is displayed on the remote controller.
3 Next, press the
4 The address is displayed for 1 of the indoor units which is connected to the remote controller.
Check that the fan of that indoor unit starts and that air is discharged.
5 Press the button again and check the address of each indoor unit in sequence.
6 Press the button again to return to normal remote controller mode.
Number changes to indicate which
indoor unit is currently selected.
Indoor unit address
button and button for 4 seconds or longer (simple settings mode).
button and button for 4 seconds or longer (simple settings mode).
button.
1-11
Mini VRF SYSTEM
Address Settings
1