Desa 50 Owner's Manual

Also see for 70: Owner's manual OWNER'S OPERATION AND INSTALLATION MANUAL

Desa 50 Owner's Manual Manual pdf 15 page image

15099618Nozzle(35/50 Models)1. Remove upper shell (see page 12).2. Remove fan (see page 12).3. Remove fuel and air line hosesfrom nozzle assembly.4. Turn nozzle assembly 1/4 turn toleft and pull toward motor toremove.5. Place plastic hex-body into viseand lightly tighten.6. Carefully remove nozzle from thenozzle adapter using 5/8" socketwrench.7. Blow compressed air thru face ofnozzle. This will free any dirt innozzle area.8. Inspect nozzle seal for damage.9. Replace nozzle into nozzle adapteruntil nozzle seats. Tighten 1/3 turnmore using 5/8" socket wrench (40-45 inch-pounds/4.5-5.1 n-m).10. Attach nozzle assembly to burnerstrap.11. Attach fuel and airline hoses tonozzle assembly.12. Replace fan (see page 12).13. Replace fan guard and upper shell.NozzleAdapterAir LineFittingFuel LineFittingNozzleSealFigure 24 - Nozzle and Nozzle Adapter, 35/50 ModelsNozzleAssemblyFuel Line HoseFigure 23 - Removing Nozzle Assembly,35/50 ModelsNozzle(70/100/150 Models)1. Remove upper shell (see page 12).2. Remove fan (see page 12).3. Remove fuel and air line hoses fromburner head.4. Remove spark plug cable from sparkplug.5. Remove spark plug from burnerhead using 13/16" open-end wrench.6. Remove three screws using5/16" nut-driver and remove burnerhead from combustion chamber.7. Place burner head into vise andlightly tighten.Spark PlugCableSparkPlugCombustionChamberFigure 25 - Removing Burner Head, 70/100/150 ModelsCombustionChamberAir Line HoseFigure 22 - Removing Air and FuelLine Hoses, 35/50 ModelsAir Line Hose Fuel Line HoseNozzleAssemblyBurnerStrapScrewContinuedNozzle FaceNozzleBurner Head