

Check to see whether any pipes are touching.
DIAGNOSIS 1

Step 1
Check whether any pipes are touching wall of compressor area.

Step 1
Check whether pipes are touching drain pipe or drain tray.

DIAGNOSIS 3

Step 1
Check whether tube is well-attached to water tray.

DIAGNOSIS 4


Step 1
Shake the tray to feel if it is loose.

Check whether pipe is resonating noisily.
