4. Service procedures
1
1
2
3
4
5
IV - 52
(12) Test Run Procedure
1)
One of CN4 of all linked outdoor units shold be short.
2)
In case of using system controller, zone registration is required after finishing Test run.
Regarding the zone registration, please refer to Installation Instructions attached with
system controller.
NOTE
Set the outdoor unit R.C. address.
Turn on power supply switch.
Execute auto. address operation with the
remote controller.
Press A. ADD (S1) button
or
Execute auto. address operation with the
remote controller.
Press A. ADD (S1) button
or
CN4: Open (*)
Set the outdoor unit R.C. address.
Turn on power supply switch.
Go next
R.C. line
Go next
R.C. line
Check according the self-diagnostics function table,
and if there is a location to correct, correct it.
Note: Check the indoor side drain water.
Recheck the test items before test operation.
Check the indoor and outdoor unit combination (wiring).
Return the remote controller to normal.
Display the combination number.
Set the remote controller to test operation.
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Group control
for multiple outdoor
units?
Central control
for multiple outdoor
units?
Finish all
R.C. line?
Finish all
R.C. line?
Single type?
(One indoor unit and one
remote controller for one
outdoor unit)
No
No
Multiple indoor
units for one outdoor
units?
Turn on power supply for indoor units side
first Then turn on power supply for outdoor
unit side.
No
No
Is operation possible?
1579_M_I
Multiple remote
control?
Turn on RCU address SW
of sub remote control unit
Yes
No
Start
End
