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HWE09120 GB
Emergency operation pattern (2 outdoor units)
Emergency operation pattern (3 outdoor units)
(3) Ending the emergency operation
When communication is restored, the emergency mode is cancelled, and the units go into the normal operation mode.
-14- Operation Mode
(1) Indoor unit operation mode
The operation mode can be selected from the following 5 modes using the remote controller.
(2) Outdoor unit operation mode
When the outdoor unit is performing a cooling operation, the operation mode of the connected indoor units that are not in the
cooling mode (Stopped, Fan, Thermo-OFF) cannot be changed to heating from the remote controller. If this attempt is mode,
"Heating" will flash on the remote controller. The opposite is true when the outdoor unit is performing a heating operation. (The
first selection has the priority.)
1 Cooling mode
2 Heating mode
3Dry mode
4Fan mode
5 Stopping mode
1 Cooling mode All indoor units in operation are in cooling mode.
2 Heating mode All indoor units in operation are in heating mode.
3 Stopping mode All indoor units are in fan mode or stopping mode.
OC
Cooling
Heating
OC failure
pattern
Trouble
Normal
Permitted Permitted
Permitted Permitted
Normal
Trouble
OS failure
pattern
OS
Emergency
operation
Maximum total capacity
of indoor units (Note 1)
Capacity that matches
the total capacity of the
operable outdoor units
OC
OC failure
pattern
Trouble Trouble Trouble
Normal
Normal NormalNormal
Normal Normal
Cooling
Heating
Normal Normal Normal
Trouble
Trouble Trouble Trouble
Trouble Trouble
OS1 failure
pattern
OS2 failure
pattern
OC, OS1 failure
pattern
OS1
OS2
Emergency
operation
Maximum total capacity
of indoor units (Note 1)
Capacity that matches the total capacity of the operable outdoor units
(Note 1) If an attempt is made to put into operation a group of indoor units whose total capacity exceeds the maximum allowable capacity,
some of the indoor units will go into the same condition as Thermo-OFF.
Permitted
Permitted
Permitted
Permitted
Permitted
Permitted
Permitted
Permitted
Permitted
Permitted
Permitted
Permitted
OC, OS2 failure
pattern
OS1, OS2 failure
pattern