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Sterling SGM-250A - page 1
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. SC7-600.4 ...
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Sterling SGM-250A - page 2
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. Effective 4/14/2008 Part No. A0568850 Revision C Bulletin No. S ...
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Sterling SGM-250A - page 3
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. To avoid possible personnel injury or equipment damage when installing, opera ...
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Sterling SGM-250A - page 4
Page 4 Water Management Systems and Pro ducts Table of Contents 1 Introduction ............................................................... 5 1-1 General Description 1-2 Sand and Gravel Automatic Backwash Filters 1-3 Centri-Separator Filter Systems 1-4 BFS Series Bag Filters 1-5 SWF Series Full Flow Stainless Steel Filters 2 Shipping Information ...
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Sterling SGM-250A - page 5
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. Sand and gravel filt ...
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Sterling SGM-250A - page 6
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. Two b ackwash control mechanisms are available. Backwa sh cycles can ...
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Sterling SGM-250A - page 7
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. BFS Series filter s feature single cell 25-micron p ...
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Sterling SGM-250A - page 8
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. Thoroughly check the equipment for any damage that m ight have occurred in transit, such as broken or loose wiring and components, loose hardw ...
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Sterling SGM-250A - page 9
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. You should have: ; Sterling/Sterlco water management system equipm ent or chemical treatment products ; Bill of lading ; Packing list ; Operating and Ins ...
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Sterling SGM-250A - page 10
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. The location you select must also ha ve an open drain to a sewer for backwash, a ...
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Sterling SGM-250A - page 11
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. Take a moment now, while the filter is clean, to record pr essu re gauge rea ...
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Sterling SGM-250A - page 12
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. The Centri- Separator system is now ready to use. 3-3 Installing the BFS Series Bag Filter Selecting an Inst allation Site Place the unit on a suitable and level foundation, preferably ...
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Sterling SGM-250A - page 13
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. Dimensions in. ( cm ) Shipping Pressure Model L W H weight differential number in. cm in. ...
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Sterling SGM-250A - page 14
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. See diagram below to adjust timer. To change the length ...
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Sterling SGM-250A - page 15
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. Backwash will start ...
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Sterling SGM-250A - page 16
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. ! CAUTION SEVERE INJURY WILL RESULT IF HOUSING COVER IS REMOVED UNDER PRE ...
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Sterling SGM-250A - page 17
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. On those models with a band clamp, repla ...
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Sterling SGM-250A - page 18
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 provide your company with genuine OEM quality parts manufactured to engineering design specificati ons, which will maximize your equipment’s performance ...
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