Install the new handle and screen door latch.
How to remove storm door handle.
The storm door guy does a step by step walk through on how to disassemble a storm door handle in this case specifically a pella select or ashford model doo.
Remove the old handle and screen door latch.
Step 3 turn the handle over and if necessary reverse the latch nose.
Then use a phillips screwdriver or power screwdriver to take out the screws.
Unscrew both interior latch mounting screws pull the interior and exterior handles apart.
Remove the screws and cover plates.
Using an allen key loosen the set screw and remove the interior door handle.
Loosen the set screw.
Remove the handle by taking out the retaining screws usually two located at the top and bottom of the inside handle.
Screw the inside and outside together.