User Manual

En-13
13. TROUBLESHOOTING
WARNING
In the following events, immediately stop operation of
the air conditioner, and disconnect all the power supply
by turning o󰀨 the electrical breaker or disconnecting
the power plug. Then consult your dealer or authorized
service personnel.
As long as the unit is connected to the power supply, it
is not insulated from the power supply even if the unit is
turned o󰀨.
• Unit smells of something burning or emits smoke
• Water leaks from the unit
Does not operate at all.
□ Has there been a power outage?
In this case, the unit restarts automatically after the power supply
is resumed. (Refer to page 11.)
□ Has the circuit breaker been turned o󰀨?
⇒ Turn on the circuit breaker.
□ Has a fuse blown out or the circuit breaker been tripped?
⇒ Replace the fuse or reset the circuit breaker.
□ Is the timer operating?
⇒ To check or deactivate the timer setting, refer to page 5.
Poor cooling or heating performance.
□ Is the unit operating under the conditions except the permissible
temperature range?
In this case, the air conditioner may stop because of the automatic
protection circuit working.
□ Do you have an arrangement with your electric company for
Demand Response?
In this case, the air conditioning performance may become lower
or the operation may stop. (Refer to page 7.)
□ Is the air lter dirty?
⇒ Clean the air lter. (Refer to page 9.)
□ Is the intake grille or outlet port of indoor unit blocked?
⇒ Remove the obstructions.
□ Is the room temperature adjusted appropriately?
⇒ To change the temperature setting, refer to page 5.
□ Is a window or door left opened?
⇒ Close the window or the door.
□ Is the fan speed set to Quiet?
⇒ To change the fan speed, refer to page 5.
□ Has the Outdoor Unit Low Noise operation been set?
⇒ To stop the Outdoor Unit Low Noise operation, refer to page
8.
□ <In the Cooling mode> Is direct or strong sunlight shining into the
room?
⇒ Close the curtains.
□ <In the Cooling mode> Are there other heating apparatus or com-
puters operating, or too many people in the room?
⇒ Turn the heating apparatus or computers o󰀨, or set the
temperature lower. (Refer to page 5.)
Temporary deactivation of wireless LAN
NOTES: If you do not press any buttons of the remote controller for 60
seconds, the remote controller display will return to the original
display.
1. Press
until only the clock is displayed on
the remote controller display.
2. Press down
on the remote controller
for more than 5 seconds.
will be displayed on the remote controller
display.
3. Select
using on the remote
controller. *
4. Press
.
[ ] indicator on the indoor unit will turn o󰀨.
* If you want to activate wireless LAN again, select in step 2.
Initialization (reset)
Initialize (reset) this product in the following situations:
• Changing the wireless router
• Disposing this product
• Transferring this product to a third party
Unregister the air conditioner
Unregister the air conditioner by using the mobile app. (Refer to the
operating manual of the mobile app for details.)
Initialization of the W-LAN adapter
NOTES: If you do not press any buttons of the remote controller for 60
seconds, the remote controller display will return to the original
display.
1. Press
until only the clock is displayed
on the remote controller display.
2. Press down
on the remote controller
for more than 5 seconds.
will be displayed on the remote controller
display.
3. Select
using on the remote
controller.
4. Press
.
on the remote controller display will blink.
5. Press
.
[ ] indicator on the indoor unit will turn o󰀨 after blinking fast.
To continue use
If you or third party wishes to continue use of the product, follow the
procedures in “Air conditioner registration (pairing of W-LAN adapter)”
to reconnect to a di󰀨erent wireless router.
NOTES: Wireless LAN setup is not possible if the previous owner did
not unregister or initialize this product. In this case, please
contact your authorized service personnel.
9387081237_OM.indd 13 02-Apr-19 15:59:22