Make sure you are accessing this file directly from www.steam-brite.comIt seems you are trying to get it from https://steam-brite.com/literature/schematics/index.php?dir=Prochem%2FTruckmounts%2F&file=980197-EVEREST+EFI+PROCHEM-PARTS.pdf
Your IP address has been logged.
18.224.31.90 (ec2-18-224-31-90.us-east-2.compute.amazonaws.com)
Here is a link to the directory index the file is in:
http://www.steam-brite.com/literature/schematics/index.php?dir=Prochem/Truckmounts/