[whited44]

In addition to what Jeff said,

Look on the bottom for drain lines, if you have them pop them straight down.
Of course removing the screws holding the elephant trunk to the unit.

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Before you pull the unit out.

Have you measured the current draw on the motor?
Have you tested the capacitor for the fan motor?

Both could be clues that can be obtained before you grunt it out.

I'd definitely rather keep it in.  What should the draw be on these items??  How do I test them??