Instruction/ maintenance manual of the product SGM-250A Sterling
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Water Management Systems Filtration and Separation Systems SGM-250A Sand and Gravel Filter CSM Centri Separator BFS Bag Filter SWF Full Flow Strainers Product Manual Sterling, Inc. 2900 S. 160 th Street New Berlin, WI 53151 Tel [262] 641-8610 Fax [262] 641-8653 Part Number A0568850 Revision C Bulletin No.
Page 2 Water Management Systems and Pro ducts Sterling/Sterlco is committed to a continuing program of product improvement. Specifications, appearance, and dimensions described in this manual are subject to change without notice. © Copyright Ster ling/Sterlco 2008 All rights reserved.
Water Management Systems and Products Page 3 Safety Considerations Sterling/Sterlco water management systems products are designed to provide safe and reliable opera tion when installed and operated within design specifications, fo llowing national and local safety codes.
Page 4 Water Management Systems and Pro ducts Table of Contents 1 Introduction ............................................................... 5 1-1 General Description 1-2 Sand and Gravel Automatic B.
Water Management Systems and Products Page 5 1 Introduction 1-1 General Description Filtration is used on cooling tower systems or chilled wate r systems requiring removal of larg e, heavy-duty suspended solids. Four filtration systems are availab le; sand and gravel filters, centrifugal separators, ba g filters, and strainers.
Page 6 Water Management Systems and Pro ducts 1-2 Sand and Gravel Automatic Backwash Filters Sterling/Sterlco sand and gravel fi lters are shipped com plete with: • Tank • Valve manifold • Gauges • Initial charge of sand and gravel The system switches valves automatically.
Water Management Systems and Products Page 7 Note: Centrifugal separation systems must not be used for closed- loop or chilled water systems; back flushing eliminates chemicals added to the system . 1-4 BFS Series Bag Filters BFS Series bag filters can be used for full flow or bypass applications.
Page 8 Water Management Systems and Pro ducts 2 Shipping Information 2-1 Unpacking and Inspection You should inspect your Sterli ng/Sterlco water management systems and products for possible shipping damage.
Water Management Systems and Products Page 9 2-3 If the Shipment is Not Complete Check the packing list. The apparent shortage may be intentional. Back-ordered items are noted on the packing list.
Page 10 Water Management Systems and Pro ducts 3 Installation 3-1 Installing the Sand and Gravel Backwash Filter Selecting an Inst allation Site Place the unit on a suitable and level foundation, preferably a concrete floor or pad and near the pump for best operation.
Water Management Systems and Products Page 11 Filling the Unit Fill the water tank with water by opening valves e and f . Valves c , d , g , and h are automatically controlled by a timer. After you open valves e and f , water flows and is f iltered in the normal direction.
Page 12 Water Management Systems and Pro ducts Complete the installation of your Centri-Separator system by plugging the unit into a 110-volt so urce of electricity.
Water Management Systems and Products Page 13 4 Specifications Sand and Gravel Automatic Backwash Filters • Model SGM-250A is equipped with automa tic v alves operated from a time device so that backw ash is accomplished periodically on an automatic ba sis.
Page 14 Water Management Systems and Pro ducts 5 Operation 5-1 Sand and Gravel Automatic Backwash Filter Adjusting T imer Adjust the time control of the SGM-250A if desired. The factory set timer is set to backwash four minutes every 24 hours. Frequency and duration may be re set as required.
Water Management Systems and Products Page 15 The Model SGM-250P backwashes based upon pressure differential across the filter m edi a. Additionally, an adjustable timer allows back washing for up to five minutes. The factory setting is four minutes. The pressure differential switch is adjustable for pressure drop and dead band.
Page 16 Water Management Systems and Pro ducts 5-3 BFS Series Bag Filters Bags are easily removed from the top of the filter housing. Before removing the bag filter b e sure that pressure has been relieve d and that the filter housing has been isolated to prev ent spill over.
Water Management Systems and Products Page 17 preferably a garden hose if possibl e. Return it to the filter hou sing ensuring that the U-shaped gasket f its securely to the bottom of the strainer. Make sure that the st rainer head gasket is secure. Reposition the strainer cover on top of the filter housing.
Page 18 Water Management Systems and Pro ducts Parts Department Call toll-free 7am–5pm CST [ 800 ] 423- 3183 or call [262] 641 - 861 0 or fax [262] 641-8653 The ACS Customer Service Group will provi.
An important point after buying a device Sterling SGM-250A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sterling SGM-250A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sterling SGM-250A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sterling SGM-250A you will learn all the available features of the product, as well as information on its operation. The information that you get Sterling SGM-250A will certainly help you make a decision on the purchase.
If you already are a holder of Sterling SGM-250A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sterling SGM-250A.
However, one of the most important roles played by the user manual is to help in solving problems with Sterling SGM-250A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sterling SGM-250A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
