AERCO Modulex EXT 1530 - 3060 - Manual (Page 116)

MODULEX EXT 1530, 1912, 2295, 2677, 3060 Boilers
Installation, Operation & Maintenance Manual
7.5 Visual Inspection of the Flame
(2 and 4 year maintenance)
The burner must flame evenly over the entire surface when operating correctly. The flame must
burn with a clear, ORANGE, stable flame. Check the flame through the flame observation port
(Figure 7-2). The flame pattern should resemble the flame in the illustration below.
7.5.1 FLAME COLOR:
• YELLOW = CO
2
HIGH NOT SATISFACTORY
• BLUE = CO
2
LOW NOT SATISFACTORY
• ORANGE = OK SATISFACTORY
Figure 7-2: Boiler Flame Observation Port Location
7.6 Proper Reassembly and Resealing of the Vent-Air Intake System
After removing, inspecting, and possibly cleaning the flue pipes and air intake, replace the
piping correctly. Refer to AERCO’s Modulex Venting Application Guide (GF-136-V) for
information concerning Modulex venting requirements.
FLAME OBSERVATION
PORT
IGNITER CABLE
FLAME DETECTOR
Page 116 of 138 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0095_0E
12/01/14 Phone: 800-526-0288 GF-139