EdgeStar AP14009COM-1 - Duct Connector Installation; Connecting Duct Connectors

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Base plate is cracked.
Replace base plate.
Sounds or vibration.
When unit is turned on or off the outer shell
“pops” or “clicks.”
Normal sound. Outer shell is contracting or expanding and will
stop after a few minutes.
When unit is turned on or off “boiling” or
“running water” is heard.
Normal sound. The cause is refrigerant flowing inside the system
and will stop after a few minutes.
Foreign objects inside the unit are interfering
with fans or other moving parts.
Remove foreign objects.
Unit is not level.
Make sure unit is on a level surface.
Compressor vibration.
Tighten bolts holding compressor to chassis.
Room too cold.
Set temperature is too low.
Adjust the set temperature.