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3.-Stove door not closed tightly.
-Low draft pressure/draft stabilizer not closing (check pressure). -Carbon deposits at oil entry (operate de-coking rod).
-Cold flue.
-Plugged flue.
-Wind conditions causing pressure to be out of limits. -Faulty catalyst.
4.-Any problems in (3) above.
-Dirt, carbon, or residue in burner bottom or fuel connection at burner (operate de- coker).
-Low-fire set too low on carburetor (adjust, see section 4).
5.-Carburetor out of adjustment (decrease high-fire screw). -Cold flue.
-Draft stabilizer needs adjusting (allowing too much air into flue). -Flame set too high (flame impinging on baffle too much). -Faulty gasket (door rope, glass seal, or relief plate seal). -Excessive residue in burner bottom.
6.-High wind, or unstable draft condition.
-Incorrect carburetor setting (increase low-fire screw). -Draft stabilizer out of adjustment.
-Faulty carburetor.
7.-Abnormally high, gusty winds (If you live in a windy area, a second draft stabilizer may need to be installed in the pipe as well to compensate).
-A wind-directional cap or vacuum cap may be helpful to prevent wind gusts and down drafts from affecting pressure.
8.-No oil in tank.
-Valve in fuel supply line shut inadvertently.
-Fuel supply blocked (plugged filter, frozen water). -Carburetor on/off lever tripped.
9.-Stove door having been open for a while and then shut (a roaring noise can occur for a short period until draft stabilizes).
-Draft stabilizer unable to open enough to compensate with the high draft condition. (adjust high-fire setting, see section 4)
10.-Carbon deposits (operate de-coking rod). -Draft stabilizer stuck closed.
-Draft pressure too high.
11.-Carburetor adjusted too high, allowing too much flame impingement on stove top. -Flue plugged or dirty.
-Dirty burner or plugged fuel inlet (operate de-coker/clean burner bottom) -House pressure problem
-Draft stabilizer out of adjustment. -Faulty or deteriorated catalyst.
-Blocked or inhibited air supply to stove (check outside air supply to stove or room). -Faulty gasket (door rope, glass seal, relief plate seal, or burner gasket).