Burner Puff Back (Front of Drum)
Verify exhaust shutter is fully open.
Burner control panel-verify static pressure reading at negative .25 to negative .50 inches on the Damper
Burner control panel-if it is out of tolerance select manual by depressing Damper MAN/AUTO (light will
illuminate to show manual position).
Burner control panel-open damper to obtain a negative static pressure of greater value by DEPRESSING
the Damper Open button.
Burner control panel-monitor static pressure on the Damper Control. Adjust as required.
6CCorner panel-check Baqhouse Differential Pressure. It should NOT exceed 6.0 inches. If reading is
greater than 6.0 proceed with the next step.
Decrease plant production (see section 2-15)
Motor control panel-verify Baqhouse Clean switch is set to AUTO.
Motor control panel-verify Baqhouse Air switch is turned to ON.
If problem persists perform a normal shut down.
Correct the problem.