Visual Inspection Of The Flame; Flame Color; Proper Reassembly And Resealing Of The Vent-Air Intake System - Watts AERCO Modulex EXT Commercial Series User Manual

Modulex EXT Commercial Series Boilers User Manual
CHAPTER 8: Maintenance Schedule

8.5 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 8-2). The flame pattern should resemble the flame in the illustration below.

8.5.1 FLAME COLOR:

•
YELLOW = CO
•
BLUE = CO
•
ORANGE =
Figure 8-2: Boiler Flame Observation Port Location
8.6 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.
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AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Phone: 800-526-0288
FLAME OBSERVATION
IGNITER CABLE
FLAME DETECTOR
PORT
OMM-0095_0H
GF-139