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Summary of Contents for Crane Duo-Chek
- Page 1 Duo-Chek® Check Valves Installation and Operation Manual Duo-Chek® Check Valves www.cranecpe.com www.authorizedparts.com...
- Page 2 www.authorizedparts.com Index Installation and Maintenance Page 3 Assembly Page 4 Parts Page 5 CAUTION READ INSTRUCTIONS BEFORE INSTALLATION or valve service. Failure to follow instructions could result in death or serious injury. If there is any question, contact the factory at 936-271-6500. WARNING Proper installation plays an important role in valves performance.
- Page 3 www.authorizedparts.com Installation & Maintenance INSTALLATION 1. Remove the valve from carton or packing skid. 2. The protective rust proof coating on the internal parts of steel or cast iron valves should be re- moved by brushing out with any standard petroleum solvent (Varsol, Kerosene), and air dry. Insure internal parts operate freely.
- Page 4 www.authorizedparts.com Assembly ASSEMBLY** 1. Lay body down with downstream side of valve upward. 2. Clean all parts in a suitable solvent. 3. Position both plates (2) in body (1) with hinge lugs together and align with pin holes. If valve is equip- ped with support sleeves (11), assemble into plate with body bearings (9).
- Page 5 Duo-Chek Parts Item No. Req'd Description Number Body Plate Stop Pin Hinge Pin Spring Stop Pin Retainer Hinge Pin Retainer Plate Lug Bearing Body Lug Bearing Spring Bearing Support Sleeve * Some valves require 4 springs & 5 spring bearings ** These quantities may vary according to the valve size + Not required on valves smaller than 24"...
- Page 6 Crane Co., and its subsidiaries cannot accept responsibility for possible errors in catalogues, brochures, other printed materials, and website information. Crane Co. reserves the right to alter its products without notice, including products already on order provided that such al- teration can be made without changes being necessary in specifications already agreed.
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