Microsoft release a guide on how to import and configure the management pack for Microsoft Office Web Apps Server. It is short guide in traditional style for guides for management packs and also contains some FAQs. Download it in pdf or docx format from here.
Microsoft released a guide that can help you in configuring the monitoring for Offfice Web Apps Server Management Pack in System Center Operations Manager. The document is provide in two formats – pdf and docx and can be downloaded from here.