INVENTOR V3MFI-24, Руководство пользователя, Страница: 15 / 48

14
TROUBLESHOOTING TIPS
CAUTION:
If the supply cord of this appliance is damaged, replacement work shall be performed by authorized personnel only.
For the unit adopts PTC, the PTC heating components are fixed in the middle of bottom plate of the cabinet. Do not
attempt to remove or repair these components by yourself, it may cause a fire or other danger.
Display code Number
Problems What to do
1
2
3
7
8
4
5
6
9
E2, E3,E4
E1
E7
P1
P8
E8
Ed
P0
Ed
Temperature Sensor is off or short-circuit.
Contact service people
Contact service people
Contact service people
When the temperature is warm enough,
the function stops automatically.
Contact service people
Contact service people
IDU & ODU communication malfunction
EEPROM malfunction
Anti-cold air or defrosting under heat mode
Current overload protection
Indoor DC fan motor speed out of control
Outdoor protection
Evaporator low temperature protection
under COOL and DRY mode.
Outdodor Temp.sensor malfunction
Turn off the unit, clean the air filter, then
restart the unit. If this operation does not
work, please contact service people.
Turn off the unit, clean the air filter, then
restart the unit. If this operation does not
work, please contact service people.
Turn off the unit, clean the air filter, then
restart the unit. If this operation does not
work, please contact service people.
The following displays indicate an error or problem:
The displayed error code differs from appliance to appliance. The actual display of the indoor unit shall prevail.
show on the LCD of the indoor unit when the unit is in the normal operation.The three icons
imply the three function respectively.
implies the remote control function. The icon
The icon
implies the defrosting function.
The icon
implies the forced cooling function.
The temperature setting is too high or too low.
Air conditioner
does not
cool or
heat well
Air conditioner
does not
cool or
heat at all
The air filter is clogged with dust
Doors or windows are open
The air inlet or outlet of the outdoor unit is blocked
The air inlet or outlet of the outdoor unit is blocked Clear up the block first, then begin to operate.
Close the doors or windows
Clear up the block
Clean the filter
Set a more comfortable temperature.
Wait or cancel timer setting
Change the batteries.
Solutions
Possible Cause Problem
Air conditioner
does not
operate at all
The timer is set.
The batteries of the remote control are exhausted
Power failure
The power supply is disconnected.
The power fuse is blown.
Three-minute protection feature
Unappropriated temperature setting
Wait for a while
Set the temperature properly
Wait for power restoring
Switch on the main power switch
Change the fuse
If you still cannot solve the problem after trying the above, pull out the power plug and call the dealer.
Before calling for service, please review the following list of common problems and solutions.