AttentionThis heater has been tested andevaluated by the CSA Group inaccordance with the requirementsof Standard ANSI Z83.7-2017 /CSA 2.14-2017 and is listed andapproved as a direct gas-firedforced-air construction heater withapplication for the temporary heat-ing of buildings under construction,alteration, or repair. The heatershall NOT be used with duct-work. CHECK WITH YOUR LOCALFIRE SAFETY AUTHORITY, YOURLOCAL FUEL GAS SUPPLIER,OR THE L.B. WHITE COMPANYIF YOU HAVE QUESTIONS RE-GARDING APPLICATIONS.This Owner’s Manual provides in-structions for Tradesman propane-vapor, natural gas and dual fuelheaters. Instructions pertaining toa specific model or gas configura-tion are noted. Unless noted, theinformation applies to all versionsof Tradesman heaters.www.lbwhite.comSCAN THISwith your smartphone orvisit http://goo.gl/nvneRto view maintenancevideos for L.B.White heaters.*WORLD PROVIDER - INNOVATIVE HEATING SOLUTIONS411 Mason Street, Onalaska, WI, U.S.A 54650 • 800-345-7200 • 608-783-5691 • 608-783-6115 (fax) • www.lbwhite.comCongratulations!You have purchased the finest portable forced air constructionheater available. Your new L.B. White heater incorporates thebenefits from the most experienced manufacturer of heatingproducts using state-of-the-art technology.We, at L.B. White, thank you for your confidence in our productsand welcome any suggestions or comments you may have...call us, toll-free, at (800) 345-7200.TradesmanStandard and UltraConstruction HeaterModelCP170CP400CP170CP400Btu/h/kW170,000/49.8400,000/117.2155,000/45.4400,000/117.2FuelPropane VaporWithdrawalNatural GasDual Fuel*Owner’s Manual and InstructionsView this manual online at www.lbwhite.com* Requires an app like QR Droidfor Android or for iPhoneSEE ASSEMBLYINSTRUCTIONSINSIDEPlease refer to importantelevation information oninside cover.NorthAmericanMade*