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Welcome, I'm Chris (aka Moose) I prefer to work when others don't, I am here around lunch and after dinner till after midnight.
Ford does not have the vacuum distribution diagram for this since the HVAC is installed by the dealer. I know it may not be much help and I can opt out if its not. The vacuum supply line to the HVAC controls also connects to a vacuum tank under the hood then the tank is connected with another line to the vacuum supply off the engine intake.
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Opting out now
Thats great news. Glad you got it fixed. Sorry I did not have an image to share.