Troubleshooting – Amcor A12000EH User Manual
Page 14

12
Troubleshooting
Never try to repair or dismantle the air condition yourself. Incompetent repairs result in 
loss of warranty and can endanger the user and the property.
Problem
Cause
Solution
The air 
conditioner does 
not function.*
No	power	supply.		Make	sure	the	
green light on the plug is lit.
Connect to a functioning outlet and switch on.
Is the power light flashing?
Is	the	water	full	LED	lit?
Empty the drain pan.
The air 
conditioner does 
not seem to 
perform.
The unit is in direct sunlight.
Close curtains.
Windows or doors open, many 
people or a heat source in the room.
Close	doors	and	windows,	place	an	extra	air	
conditioner.
The filter is dirty.
Clean or replace the filter.
Air inlet or air outlet blocked.
Remove the blockage.
Room temperature lower than the 
selected value.
Change temperature selection. 
Set	at	the	lowest	possible	setting:	62°F.
The unit is noisy. Unit stands uneven.
Place on an even, solid surface (less vibrations).
The compressor 
does not work.
The overheat protection may be 
activated.
Wait 30 minutes until the temperature has 
decreased, then turn on the unit again.
The remote 
control does not 
function.
Distance too great.
Make sure the remote control is correctly 
aimed at the control panel.
Remote control signal not detected 
by the control panel.
The batteries are drained.
Replace the batteries.
* If you plug in the Air Conditioner, and there is no green light on the plug,
press	the	reset	button	on	the	LCDI	plug.		The	green	light	should	be	lit,	 
indicating that the air conditioner is getting power from the electrical outlet.
 
 If the plug continues to trip (which is a USA national safety standard feature) 
and the green light goes off, the cord may be damaged preventing you from 
resetting the unit. For your safety, contact a licensed electrician.
TEST
RESET
Reset Button
Green Light
Test Button
