DC Inverter U-match Series Floor Ceiling Type Unit
27
States of the Indicating Lamps:
①
.
Indicating Lamp of “POWER”: The indicating lamp will shine when power
on, while it will go out when power off.
②
.
Indicating Lamp of “COOL”: The indicating lamp will shine when “COOL” is
activated, while it will go out when “COOL” is deactivated.
③
.
Indicating Lamp of “HEAT”: The indicating lamp will shine when “HEAT” is
activated, while it will go out when “HEAT” is deactivated.
④
.
Indicating Lamp of “TIMER”: The indicating lamp will shine when “TIMER”
is activated, while it will go out when “TIMER” is deactivated or the set.
6.2 Working Temperature Range
Table 6.2
Test Condition
Indoor Side
Outdoor Side
DB(°C/
℉
)
WB(°C/
℉
)
DB(°C/
℉
)
WB(°C/
℉
)
Nominal Cooling
26.7(80.0)
19.4(67.0)
35.0(95.0)
23.9(75.0)
Nominal Heating
21.1(70.0)
15.6(60.0)
8.33(47.0)
6.11(43.0)
Rated Cooling
26.7(80.0)
19.4(67.0)
46.1(115.0)
23.9(75.0)
Low Temp. Cooling
19.4(67.0)
13.9(57.0)
-18.0(0)
−
Rated Heating
26.7(80.0)
−
23.9(75.0)
18.3(65.0)
Low Temp. Heating
20.0(68.0)
−
-18.0(0)
-
Notes:
①
.
The design of this unit conforms to the requirements of ARI 210/240-2008
standard.
②
.
The air volume is measured at the relevant standard external static
pressure.
③.
Cooling (heating) capacity stated above is measured under nominal
working conditions corresponding to standard external static pressure. The
parameters are subject to change with the improvement of products, in
which case the values on nameplate shall prevail.
7 Troubleshooting and Maintenance
7.1 Troubleshooting
If your air-conditioning unit suffers from abnormal operation or failure, please
