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Technical Information
Service Manual
Note:
● During operation, point the remote control signal sender at the receiving window
on indoor unit.
● The distance between signal sender and receiving window should be no more than
8m, and there should be no obstacles between them.
● Signal may be interfered easily in the room where there is fluorescent lamp or
wireless telephone; remote controller should be close to indoor unit during operation.
● Replace new batteries of the same model when replacement is required.
● When you don’t use remote controller for a long time, please take out the batteries.
● If the display on remote controller is fuzzy or there’s no display, please replace
batteries.
1.Press the back side of remote controller marked with“ ”as shown in the fi g, and then push out the cover
of battery box along the arrow direction.
2. Replace two 7# (AAA 1.5V) dry batteries, and make sure the position of “+” polar and “-“ polar are correct.
3. Reinstall the cover of battery box.
Replacement of Batteries in Remote Controller
battery
Cover of battery box
remove
reinstall
WiFi button
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Combination of "+" and "-" buttons: About lock
Press "+" and "-" buttons simultaneously to lock or unlock the keypad. If the remote controller is locked,
is displayed. In this case,
pressing any button,
blinks three times.
Combination of "MODE" and "-" buttons:About switch between Fahrenheit and centigrade
At unit OFF, press "MODE" and "-" buttons simultaneously to switch between °C and °F.
Combination of "TEMP" and "CLOCK" buttons:About Energy-saving Function
Press "TEMP" and "CLOCK" simultaneously in COOL mode to start energy-saving function.Nixie tube on the remote controller displays
"SE". Repeat the operation to quit the function.
Combination of "TEMP" and "CLOCK" buttons:About 8°C Heating Function
Press "TEMP" and "CLOCK" simultaneously in HEAT mode to start 8°C Heating Function Nixie tube on the remote controller displays
"
" and a selected temperature of "8°C".(46°F if Fahrenheit is adopted). Repeat the operation to quit the function.
About Back-lighting Function
The unit lights for 4s when energizing for the
Press " WiF "i button to turn on or turn off WiFi function. When WiFi function is turned on, the " W i F i " icon will be displayed on remote
controller; Under status of unit off, press "MODE" and "W i F i " " buttons simultaneously for 1s, WiFi module will restore to factory
default setting.
● This function is only available for some models.
fi rst time, and 3s for later press.
Press LIGHT button to turn on the display's light and press this button again to turn off the display 's light. If the light is turned on , is
displayed. If the light is turned of
If “H1” is displayed on the remote controller while it’s not operated by the professional person/after-sales person, it belongs to the
misoperation.
Please operate it as below to cancel it.Under the OFF status of remote controller, hold the Mode button for 5s to cancel “H1” display.
Note:
● If remote controller displays “H1”, it belongs to the normal function reminder. If the unit is defrosting under heating mode, it operates
according to H1 defrosting mode. “H1” won’t be displayed on the panel of indoor unit;
● Once you set H1 mode, if you turn off unit by remote controller, H1 will display 3 times on the remote controller and then disappear;
● Also, when you set H1 mode, when you change to heating mode, H1 will display 3 times on the remote controller and then disappear.
f, disappears.
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LIGHT button
