Enviro C-10100 - Manual (Page 18)

IF THE AIR SHUTTER IS
OPENED WIDER, THE
FLAME COULD APPEAR
ALMOST ALL BLUE
WITH FLAME LIFTING
BEING THE END RESULT
IF OPENED TOO MUCH
WITH THE AIR SHUTTER
SET PROPERLY, THE
FLAME WILL SIT ON THE
BURNER PORT AND THE
FLAME PATTERN WILL
START AT THE BOTTOM
WITH A BLUE FLAME
THEN TURNING TO A
WHITE ALMOST
YELLOW FLAME WITH A
SLIGHT ORANGE EDGE
AS THE AIR SHUTTER
IS CLOSED, THE
FLAME COULD
APPEAR TALLER WITH
A VERY LAZY BLACK
ORANGE TIPPED
FLAME PRODUCING
CARBON (SOOT)
Sherwood Industries Ltd. ENVIRO PAGE 16