(To display the manual correctly in Adobe Acrobat, select:
View/Page Display/Two page view).
Then: View/Page Display/Cover page in two page view)
The manual needs to be viewed as a two page view. The Chrome pdf viewer may not do this, so download the pdf file by right clicking the ‘Book 4 (pdf version)’ button and selecting ‘Save link as ….’ To save the file on your computer. Open the file with Adobe Acrobat.