GoWesty explains it fairly well here , though they skip the fuse panel portion of the job in this video . It's easy and worth it . 

http://www.gowesty.com/ec_view_details.php?id=2418&category_id=&category_parent_id=

        woody
'keep on pushin''

Sent from my iPhone
> 
> Hi,
> I want to transfer all the accessories of my 89 Westy Syncro on my aux battery. Can someone provide a procedure?
> Best regardes.
> Gilles Turmel