Cast iron commercial
natural gas steam boiler (36 pages)
Summary of Contents for Dunkirk Q90-50
Page 1
Aluminum Series Gas Fired Boiler Installation Guidelines, Water Treatment Antifreeze Protection P/N 240006888 Rev 1.0 [10/07] IMPORTANT: These instructions are in addition to any existing Antifreeze and Water Treatment information in the boiler instal- lation manual, the boilers user's manual or any other existing supplemental instruction...
Page 2
• Do not inhibitors or other Thoroughly flush system with clean water remove additives that are not specifically approved for this product. any sediment or contaminants. Sludge and iron oxide deposits • Consult a local water treatment can cause rapid breakdown specialist recommendations inhibitors.
Page 3
_NOTICE: Antifreeze solutions can • Antifreeze wilt raise the pH of breakdown over time. Failure to the hydronic solution in a heat- check antifreeze chemist_ including system above recom- inhibitors, periodically may result in mended level due to the corro- accelerated corrosion of boiler and sion inhibitors in the antifreeze.
Page 4
(Continued) A j2proved Aluminum Antifreeze & Inhibitor Sup.pliers: Approved Product(s): Noble Company Noburst AL Antifreeze PO Box 350 Grand Haven, MI 49417 www.noblecompany.com Tel: 800-878-5788 Fax: 800-272-1519 Approved Product(s): * This product may be used to ad- Rhogard Antifreeeze just the pH level of the hydronic Pro-Tek 922 Inhibitor* system, but on occasion may not resolve the pH issue.
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