The building instructions for all the 1H2011 LEGO Technic sets,are now available for download at LEGO.com.
Below you have the direct links for the several models and respective books,
Book 1/2 (Main Model)
Book 2/2 (Main Model)
Book 1/3 (B-Model)
Book 2/3 (B-Model)
Book 3/3 (B-Model)
Don't know whether it is a strategy to save servers space online and bandwidth, an incentive to promote sales, or it just happened to be this way, but the PDF files exhibit a really low quality this time.