System Flushing, Treatment, And Cleansing - Aerco MLX Series Application Manual

1.3 System Flushing, Treatment, and Cleansing

Note that prior to cleaning the heating system, the boiler MUST be isolated from the piping to prevent
infusion of containments, including sludge, into the boiler. Instruction 1.3, below, shows
recommendations for flushing, cleaning, and treating the water used in the Modulex boiler system.
Cleaning solution and inhibitors used must be compatible with heat exchanger material.
Corrosion/scale inhibitor will be ineffective if added to a dirty system; therefore, it is very
Water treatments used must be compatible with EPDM gaskets used in the Modulex Boiler.
AERCO recommends the following cleaning solution, inhibitor, and antifreeze products.
www.aerco.com for Product Fact sheet and Material Safety Data Sheets:
Cleaning solution — Sentinel X400 Liquid System Restorer
4 x 1 gallon case – part number 99155-2
5 gallon jug – part number 99155-1
Corrosion/Scale Inhibitor — Sentinel X100 Liquid Inhibitor
4 x 1 gallon case – part number 99153-2
5 gallon jug – part number 99153-1
Antifreeze — Sentinel X500 Liquid Inhibited Antifreeze
5 gallon jug – part number 99156-1
55 gallon jug – part number 99156-2
275 gallon tote – part number 99156-3
When cleaning, treating, and maintaining, a heating system, consult a qualified professional.
following are AERCO's tips/guidelines for cleaning a heating system – these do NOT take precedence
over detailed instructions from qualified professionals.
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913 • Phone: 800-526-0288
PR2: 03/01/13
Modulex MLX Piping Guide
Technical Application Guide
IMPORTANT!
important to clean the system first.
(EPDM = Ethylene Propylene Diene Manomer).
INSTRUCTION 1.3
System Flushing Recommendations
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