iAIRE, LLC
SHVAC
Residential Mini-Split and Mounting Kit I/O/M
50
Electronic Controller Information (cont’d)
Air Conditioner Service Manual
17
mode.
Note: If the defective failure can’t be recovered, the failure can’t eliminate even if operation mode changed.
5.2.11 Complementary
5.2.11.1 Energy saving (ECO)
Function effective on Cooling and Heating mode only.
On cooling mode, the set temperature range from 26
℃
(
78.8
℉
)
to 31
℃
(
87.8
℉
)
,on heating mode, from 16
℃
(
60.8
℉
)
to 25
℃
(
77
℉
)
.
5.2.11.2 TURBO
Function effective on Cooling, Heating, Fan and Auto modes, and fan speed operates on highest.
5.2.11.3 The communication control
If ODU PCB can’t get signal feedback fro
m IDU for 2 min continuously, AC unit stops working and shows E0 error
code as IDU/ODU communication failure.
Once the IDU & ODU communication recovery, and also the compressor stopped for 3 min already, can the unit be
recovered to operate.
5.2.12 Calibration Test Mode:
Within 3 min while indoor unit switch on, and set the unit as:
1) Cooling mode.
2) set temperature to 30
℃
.
3) Mid-fan speed.
by press ECO button 7 times within 8s, the unit will change to calibration test mode, and the buzzer sounds 3 times.
