– 73 –
No.
22
Item
8°C heating/
Frost protective
operation
Outline of specifications
1) This functional is intended for the cold latitudes and performs
objective heating operation (8°C heating operation).
2) This function is valid only for combination with the outdoor
units (Super Digital Inverter (SDI) 4-series outdoor units).
3) Using the indoor DN code [D1] (1 bit), Valid/Invalid of this
function is set up at the customer’s side.
∗ The setup by DN code is Invalid [0]/Valid [1] and Invalid [0]
has been set at the shipment.
4) This operation is the heating operation which sets 8°C as
the setup temperature of the target.
5) This function starts operation by pushing temperature
button
during heating operation; besides by pushing
button for 4 seconds or more after temperature
reached the minimum set temperature.
6) To stop/release this operation, select and execute one from
the following operations.
Q
Push button: Heating operation (18°C setting)
continues.
R
Push [START/STOP] button: Air conditioner stops.
(Heating 18°C operation at the next start)
S
Push
MODE
: Other operation mode is selected and the
operation continues.
7) As the setup temperature is 8°C and the human heating is not
targeted, the cold air discharge preventive control (Item 7) is
made invalid to suppress the intermittent operation.
8) The settings of the air direction and air volume are
changeable during this operation.
9) The indoor fan stops to protect the compressor for
2 minutes after start of heating operation (Thermo-ON) by
this function.
Remarks
In a group connection,
if there is even one
combination with other
unit, “This function is not
provided.” is displayed.
The setup temperature
jumps from [18] to [8].