Where can i find a repair manual for a viking model 6723 snow blower?

You can find a repair manual for the Viking model 6723 snow blower on the official Viking website or the parent company, STIHL's website. Additionally, check online marketplaces like eBay or Amazon, where sellers might list PDF versions or physical copies of the manual. For more specific repairs, you can also try forums or groups dedicated to snow blower maintenance.