i need to locate a source for an owners manual for a holmes 480 dual boom wrecker bed any info please e me or reply to automospec@aol.com
Have you checked with holmes out of tennessee,the company is in chantnooga,you might be able to the manual there.the 480 thats a nice set-up i've used that before out in arizona. 
zips truck equipment at 1-800-222-6047,e-mail address is zips@zips.com they are happy to help you out.