Have battery checked and load test, charge if low and replace if necessary. Allow water to cool 2 min. RPM too low. Engine charging system faulty. Must have 16 Amp output.
Fuel pump pressure too high.
Air band too far open. Adjust for proper burn. Burner amp draw too high. Check amp draw of burner motor - should be 13 amp or less. Check amp draw of transformer should be 4.2 or less.