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TECHNICAL INSTRUCTIONS
Procedure:
Modulex
Fireside (24-Month)
Maintenance
Applies to Modulex Boiler Models:
• MLX-303
• MLX-454
• MLX-606
• MLX-757
• MLX-909
• MLX-1060
\
Description of Document:
A Fireside Inspection (24-month
maintenance) consists of an inspection
and maintenance to the burner modules,
flue collector, spark igniter, and flame
detector.
For Modulex 12-Month maintenance
instructions (Annual Inspection), see
Document TID-0026.
Modulex Models and Associated Fireside Maintenance Kit P/Ns
MLX-303 Fireside Maintenance Kit
MLX-454 Fireside Maintenance Kit
MLX-606 Fireside Maintenance Kit
MLX-757 Fireside Maintenance Kit
MLX-909 Fireside Maintenance Kit
MLX-1060 Fireside Maintenance Kit
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288
NOTE
Modulex Fireside (24-Month) Maintenance Kit
Kit 58019-07
Kit 58019-08
Kit 58019-09
Kit 58019-10
Kit 58019-11
Kit 58019-12
Modulex MLX Series Boiler
Revised: 05/19/2011
TID-0027_0A
Page | 47
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Related Manuals for Aerco Modulex MLX Series
Summary of Contents for Aerco Modulex MLX Series
- Page 1 MLX-606 Fireside Maintenance Kit Kit 58019-10 MLX-757 Fireside Maintenance Kit Kit 58019-11 MLX-909 Fireside Maintenance Kit Kit 58019-12 MLX-1060 Fireside Maintenance Kit Revised: 05/19/2011 Page | 47 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288...
- Page 2 The information contained in this manual is subject to change without notice from AERCO International, Inc. AERCO makes no warranty of any kind with respect to this material, including but not limited to implied warranties of merchantability and fitness for a particular application. AERCO International is not liable for errors appearing in this manual.
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Page 3: Fireside (24-Month) Maintenance Instructions
Prior to performing the following disassembly and inspection procedures, ensure that all electrical power to the boiler has been turned off and the external gas shut-off valve is fully closed. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR1: 04/01/11... - Page 4 Cable Lead The number of burner sections, and thus the electrical components, varies by model. Figure 3: Electrical Components AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR1: 04/01/11 P a g e...
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Page 5: Replacing The Spark Igniters And Flame Detectors
If there is no obstruction, then proceed with the maintenance procedures starting with unit disassembly per Instruction 1.4.1 on the next page. AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR1: 04/01/11... - Page 6 (Figure 6). (Continued on Next Page) Figure 6: Remove Plastic Bolt Covers (C) AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR1: 04/01/11 P a g e...
- Page 7 (P) and lower the baffle onto the tray bottom. Figure 8: Removing End Plates Figure 9: Reposition Endplates to Offset AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR1: 04/01/11 P a g e...
- Page 8 Figure 10: Fan Assy (L), Support Rod (I) and Holes (M) Figure 11: Accessing Condensate Tray Burner Modules Figure 12: Fan Assembly Lifted to Access Burner Modules AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR1: 04/01/11 P a g e...
- Page 9 (#4 in Figure 14). Take care to avoid deforming the burner module as it is removed. Figure 14: Cutting the Gasket (1-3) and Removing a Burner Module (4) AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR1: 04/01/11 P a g e...
- Page 10 (Figure 3) while the unit is running. If the unit shuts down after a few seconds, the flame detection circuitry is functional. Page | 47 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288...
- Page 11 Step 1. Figure 15: Flue Collector Parts and Assembly AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR2: 04/01/11 Page 11 of 12...
- Page 12 MLX-757 Fireside Maintenance Kit Kit 58019-11 MLX-909 Fireside Maintenance Kit Kit 58019-12 MLX-1060 Fireside Maintenance Kit © AERCO International, Inc., 2011 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288 PR2: 04/01/11 Page 12 of 12...