Here is the to finding a working, non-corrupted PDF.
: Digital copies uploaded by community members can be found on sites like Scribd (GS 150 R Service Manual) . suzuki gs150r service manual pdf fixed
: It is common for the engine to consume a small amount of oil; manual reviews suggest checking levels weekly to avoid running low. Here is the to finding a working, non-corrupted PDF
You can access various versions of the manual and parts catalog via these sources: suzuki gs150r service manual pdf fixed
It wasn't a scan. It was a "Fixed" version.