Kuma Stoves OC-8 Stove door not closed tightly, Cold flue Plugged flue, Any problems in 3 above

Models: OC-10 OC-8 OC-7

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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).

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Kuma Stoves OC-8, OC-7 Stove door not closed tightly, Cold flue Plugged flue, Any problems in 3 above, Faulty carburetor