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■ Prevention Control for Excessively High Outlet Air Temperature
(High Outlet Air Temperature Heat Lockout)
NOTE:
Thermo-ON: The outdoor unit and some indoor units are running.
Thermo-OFF: The outdoor unit and some indoor units stay on, but don't run.
■ Activating Protections
The sequence may be different depending on the outdoor unit model to be connected. Refer to the "Outdoor
Unit Engineering Manual" for details.
TC-17005-rev.1
Heating Operation
I.U. Air
< 149
F(65
C)
o
o
Outlet
Temp.
> 149
F(65
C)
o
o
Thermo-OFF
No
Elapsed Time:
3 min.
Yes
I.U. Air
> 149
F(65
C)
o
o
Outlet
Temp.
< 149
Set Temp. is
No
lower than
Air Intake Temp.
Yes
Thermo-ON
Thermo-ON/OFF Control for Indoor Unit
I.U.: Indoor Unit
F(65
C)
o
o
4-WAY CASSETTE
2-17
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