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MODULEX EXT
1530, 1912, 2295, 2677, 3060 Boilers
Installation, Operation & Maintenance Manual
7.3 Proper Procedure for Cleaning Exhaust Flue ................................................................................................... 114
7.3.1 Cleaning the Condensate Drain Line ..................................................................................................... 115
7.4 Checking CSD-1 Manifold Flow Switch ............................................................................................................ 115
7.5 Visual Inspection of the Flame......................................................................................................................... 116
7.5.1 FLAME COLOR: ...................................................................................................................................... 116
7.6 Proper Reassembly and Resealing of the Vent-Air Intake System................................................................... 116
7.7 Pressure Switch Hoses And Connections ......................................................................................................... 117
7.8 Burner / Heat Exchanger Cleaning Procedure ................................................................................................. 118
7.9 Heat and Return Sensor Resistance Values ..................................................................................................... 118
7.10 Unit Disassembly ........................................................................................................................................... 119
7.11 Cleaning the Burner Module and Combustion Chamber............................................................................... 125
7.12 Reassembly of the Burner Modules............................................................................................................... 126
7.13 Final Procedures after Maintenance ............................................................................................................. 126
7.14 Maintenance Kit Part Number ....................................................................................................................... 126
7.15 Accessory Kit Part Number ............................................................................................................................ 128
CHAPTER 8: SPARE PARTS DRAWING AND LISTS ....................................................................... 129
AERCO/MODULEX STANDARD WARRANTY ................................................................................... 137
Page 6 of 138
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
OMM-0095_0E
12/01/14
Phone: 800-526-0288
GF-139
