Desa VH Series Stove"VICTOR HEARTH" Owner's Operation And Installation Manual
Also see for Amity PSCIVFC Series: OWNER'S OPERATION AND INSTALLATION MANUAL
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www.desatech.com112127-01C 15Figure 26 - Typical Straight Installationwith Listed Chimney LinerventinG instaLLationContinuedHIGH ALTITUDE INSTALLATIONYour DESA B-vent burner system has beenCSA tested and approved for operation ataltitudes in the USA from 0-2000 feet and inCanada from 0-4500 feet.When installing this burner system at an el-evation above 2000 feet (in the USA), you mayneed to decrease the input rating by changingthe existing burner orifice to a smaller size.Reduce input 4% for each 1000 feet abovesea level. Check with your local gas companyfor proper orifice size identification and properorifice for your location.When installing this stove and burner systemat an elevation above 4500 feet (in Canada),check with local authorities.For assistance with any high altitude installa-tion contact DESA’s Technical Service Depart-ment at 1-866-672-6040.trouBLesHootinGventinG ProBLemsMost venting problems are caused by incor-rect vent sizing, improper installation, orinadequate air supply. A preliminary checkfor a field problem might include:• Checking the vent sizing according tomanufacturer’s specifications, applianceinput, and venting configuration• Examining the entire venting system forfaults such as disconnected joints for dam-aged vent sections• Making sure vent and air openings are notobstructedIf these procedures do not reveal the sourceof the problem, troubleshooting may includeattention to common venting problems.FLUE GAS SPILLAGESpillage occurs when flue gases cannot exitthe vent system and back up into the dwelling.A primary symptom of appliances equippedwith a Vent Safety Shutoff System (flue spillswitch) is unexplained appliance shutoffs.Other symptoms of flue gas spillage at thedraft hood include condensation on wallsand windows and/or noticeable odors. Spill-age may also result in the release of carbonmonoxide, a colorless, odorless, highly toxicgas. A simple spillage test can be conductedif spillage is suspected. See Checking GasConnection, page 18.CAUSES OF SPILLAGE ANDCORRECTIVE ACTIONIncorrect Vent SizingIf the vent is too small or too short, spillagemay occur. If the vent is too large, excessivedilution air may cool flue gases and reducedraft, causing spillage. The vent cap sizeshould also be checked. Check manufactur-er’s instructions, appliance input rating, andappropriate sizing tables.Venting ConditionLoose joints can affect draft and cause spill-age. “Mashed” vent sections and damagedvent caps can restrict flow and cause spillage.Examine and replace as needed.ObstructionsSmall animals or birds may get into and blockthe vent or draft hood outlet. Dust, lint, andforeign objects may obstruct air inlets. Removeobstructions and clean openings. |
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