Installation Guide
30
Orifice Chart for Surface Burners:
COS-DIC304
Burner Placement
LP Orifice
Size (mm)
NG Orifice
Size (mm)
Burner
Rating
Super Rapid Front Left 1.24 1.88 18,000 BTU
Semi Rapid Front Right 0.90 1.30 9,000 BTU
Rapid Rear Left 1.00 1.50 12,000 BTU
Semi Rapid Rear Right 0.90 1.30 9,000 BTU
COS-DIC304
A. Super Rapid (X-Large)
B. Semi Rapid (Medium)
C. Rapid (Large)
COS-DIC366
Burner Placement
LP Orifice
Size (mm)
NG Orifice
Size (mm)
Burner
Rating
Super Rapid Front Left 1.24 1.88 18,000 BTU
Super Rapid Front Center 1.24 1.88 18,000 BTU
Auxiliary Front Right 0.70 1.06 6,000 BTU
Rapid Rear Left 1.00 1.50 12,000 BTU
Rapid Rear Center 1.00 1.50 12,000 BTU
Auxiliary Rear Right 0.70 1.06 6,000 BTU
COS-DIC366
A. Super Rapid (X-Large)
B. Auxiliary (Small)
C. Rapid (Large)
C B
A B
C
C B
A A B