Panasonic S-45PU1E5 Technical Data & Service Manual page 615

Check Prior to Auto Address Setting
If an outdoor unit displays an alarm, conduct this process after diagnosing the problem.
1 Auto
Address
1-1 Is the power of the indoor unit(s) and outdoor unit(s) on?
2 Indoor/
Has the wiring of the indoor/outdoor control line been completed?
2-1
outdoor
Is it all connected?
control line
Has high voltage (over AC200V) been applied to the control line
2-2 circuit? Has the fuse on the control PC board blown?
(Check each board of the indoor unit(s) and outdoor unit(s).)
The power line and indoor/outdoor control line are miswired. Turn off the power, check &
2-3 correct the miswiring and then make connections of the indoor/outdoor control lines to the
emergency side of all the control PC boards and controllers.
3 Installation
Be sure that the indoor and outdoor units are connected
or setting 3-1
with correct combination written in catalog.
related
Is the indoor/outdoor control line connected to more than one
3-2
outdoor unit? (Network wired?)
Is the Terminal resistor select switch on the outdoor control PC board
3-3
set to just one unit?
3-4 Are other outdoor units using a duplicate setting?
When units are networked, first set the system address for each outdoor unit in the order
3-5
1-2-3 and then run auto address setting.
3-6 Run the auto address setting.
5-7
Yes 2-1
No Power on
Yes 2-2
No Connect the wiring
Yes 2-3
No 3-1
Yes 3-2
No Correct the connection
Yes 3-3
No 3-6
Yes 3-4
No Correct the setting
Yes 3-5
No 3-6
5