Mortise lock

A contractor from CT says:
I am looking for a mortise lock that matches this that will fit into a Pella door. The handle is fine but the mortise isn't working.
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Lauren from SWISCO responded:

Hello, thank you for posting,

Please start by reviewing the style and dimensions of the 40-191 mortise lock to see how it compares to your original.

Alternate image for 40-191
Alternate image for 40-191

SWISCO 40-191 Storm Door Multi-Point Mortise Lock by Pella
SWISCO 40-191 Storm Door Multi-Point Mortise Lock by Pella
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How to flip a storm door mortise latch.
How to flip a storm door mortise latch.
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40-191 Mortise Lock Latch Assembly Removal
40-191 Mortise Lock Latch Assembly Removal
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