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.
Pella how to remove storm door lock.
Start at the top end and slide your finger down the strip while pressing firmly.
Pretty scary thinking that storm door wouldn t open properly in case of emergency.
The hinge rail runs vertically along the hinge side of the door.
Remove the screws from the latch.
If either does not operate when the door is open the hardware needs to be replaced.
Contacted pella storm door service at 866 809 9460.
Move the latch to the left or right as needed.
Open door and remove strike plate.
Loosen the set screw.
Using an allen key loosen the set screw and remove the interior door handle.
Remove the screws and cover plates.
Replace the screws and tighten.
Had to replace this hardware.
Remove the lock body.
Reinstall strike plate and test operation.
Steps for replacing the lock and hardware on a storm door.
This will loosen the tension on the deadbolt allowing it to retract and the door to open.
Once the door is open operate the handle and turn the deadbolt.
The pella contact suggested removing the screw cover strip on the latch side and removing the 5 screws holding the latch side trim.
Place the new mortise lock.
Twist the hinge rail screws a quarter turn each counterclockwise using a flat screwdriver.
This loosens the tension in the hinges to make the door easier to open.
Use pencil to mark on strike plate location of deadbolt and spring latch.
Using a rasp or file carefully remove excess material from bottom of each hole in strike plate about 1 8.
Fit the straight outer leg into the mounting rail first and then snap in the inner leg which may have a hook.
If one or both legs are damaged or bent the screw cover strips need to be replaced.