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Problem Possible Causes Solution
The unit is not
working
Power failure Wait for the power to be restored
The power is turned o Turn on the power
The fuse is burned out
Replace the fuse
The Unit’s 3-minute protection
has been activated
Wait three minutes after restarting
the unit
Timer is activated
Turn timer o
The unit starts and
stops frequently
There’s too much or too little
refrigerant in the system
Check for leaks and recharge the
system with refrigerant.
Incompressible gas or moisture
has entered the system.
Evacuate and recharge the system
with refrigerant
The compressor is broken Replace the compressor
The voltage is too high or
too low
Install a manostat to regulate the
voltage
Poor heating
performance
Cold air is entering through
doors and windows
Make sure that all doors and
windows are closed during use
Low refrigerant due to leak or
long-term use
Check for leaks, re-seal if necessary
and top o refrigerant
System circuit is blocked
Determine which circuit is blocked and
replace the malfunctioning piece of
equipment
Troubleshooting
Page 17
Accessories
The air conditioning system comes with the following accessories. Use all of the installation parts and
accessories to install the air conditioner. Improper installation may result in water leakage, electrical
shock and re, or equipment failure.
Verify that the air conditioner includes the following accessories.
Manual
Name
Installation cardboard template
1
1
1
Shape
Q‘ty(pc)
2
Remote controller
AAA Battery
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