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Technical Information
Service Manual
(8)I feel control mode
After controller received I feel control signal and ambient temperature sent by remote controller, controller will work according to the ambient
temperature sent by remote controller.
(9)Compulsory defrosting function
(1) Start up compulsory defrosting function
Under ON status, set heating mode with remote controller and adjust the temperature to 60.8
O
F. Press “+, -, +, -, +,-” button successively
within 5s and the complete unit will enter into compulsory defrosting status. Meanwhile, heating indicator on indoor unit will ON 10s and OFF
0.5s successively. (Note: If complete unit has malfunction or stops operation due to protection, compulsory defrosting function can be started
up after malfunction or protection is resumed.
(2) Exit compulsory defrosting mode
After compulsory defrosting is started up, the complete unit will exit defrosting operation according to the actual defrosting result, and the
complete unit will resume normal heating operation.
(10)Refrigerant recovery function:
(1) Enter refrigerant recycling function
Within 5min after energizing (unit ON or OFF status is ok),
repeatedly
press
the
LIGHT button
three
times within 3s to enter
refrigerant recycling mode
.
Fo is displayed and refrigerant recycling function is started. At this moment, close
the
liquid valve. After 5min,
use an Allen wrench tool to close/open the king valve
. If there is no refrigerant spraying out, close the gas valve immediately and then
use
off the unit to remove the connection pipe.
(2) Exit refrigerant recycling function
After entering refrigerant recycling mode, when receiv
ing
any remote control signal or enter
ing
refrigerant recycling mode for 25min, the
unit will exit refrigerant recycling mode automatically
.
If the unit is in standby mode before refrigerant recycling, it will
still be
in standby
mode after finishing refrigerant recycling; if the unit is in ON status before refrigerant recycling, it will still run in original operation mode.
(11)Ambient temperature display control mode
1. When user set
s
the remote controller to display set temperature (corresponding remote control code: 01), current set temperature will
be
displayed.
2. Only when remote control signal is switched to indoor ambient temperature display status (corresponding remote control code: 10) from
other display status (corresponding remote control code: 00, 01,11),
controller will display indoor ambient temperature for 3s and then
turn back to display set temperature.
Under this mode, indoor fan operates at set fan speed. Compressor, outdoor fan, 4-way valve and electric heating tube stop
operation. Indoor fan can
be selected
to operate at high, medium, low or auto fan speed. Temperature setting range is 60.8~86.0
O
F.
(12)Off-peak energization function:
This is a time delay to let the compressor equalize pressure. 180 is 3 minutes. 195 is 3 minutes and 15 seconds.
(13) SE control mode
The unit operates at SE status.
(14) X-fan mode
When X-fan function is turned on, after turn
ing
off the unit, indoor fan will still operate at low speed for 2min and then the complete unit will
be turned off. When x-fan function is turned off, after turn
ing
off the unit, the complete unit will be turned off directly.
(15)
46.4°F (
8º
C)
heating function
Under heating mode, you can set
the 46.4°F (
8º
C)
heating function by remote controller. The system will operate at
46.4°F (
8º
C)
set
temperature.
(16) Turbo fan control function
Set turbo function under cooling or heating mode to enter into turbo fan speed. Press fan speed button to cancel turbo
air
.
No turbo function under auto, dry or fan mode.
