VN6B Owner's Operation And Installation Manual Brandname: Vanguard Category: Gas Heater Total Pages: 28 Table of contents Contents2Safety3Product4FreshAir5FreshAir6FreshAir7FreshAir8Installing9Warning10Installing11Installing12Connecting13Checking14Checking15Operating16Operating17Warning18Operating19Cleaning20Trouble-21Trouble-22Trouble-23Warning24Service25PartsList26PartsList27WarrantyInformation28