10.5.10 Display CL
Cause: Air filter duty, the unit operation Cumulative time 500 hours, the controller will confirmation the filter
dirty and display CL.
Solution: Clean the air filter then cut off the power and supply again.
10.6 MALFUNCTION (PARTS) CHECK METHOD
10.6.1 Procedure for determining defective outdoor unit IPM/compressor
The following flow chart shows a procedure for locating the cause of a malfunction when the compressor
does not start up and a DC overcurrent indication error occurs.
Clean indoor or outdoor
heat exchange
Clean indoor heat exchange
and outdoor heat exchange
Check the refrigerant
amount
Check the installation condition
Use the remote operates
the air conditioner
Does the wire
connects right
Does low or high press
valve opened
Operates again after 3 Mins
Does indoor unit LED
display error code.
Does the wire
connects right