Crane DEMING 3112 Series Installation, Operation & Maintenance Manual

Crane DEMING 3112 Series Installation, Operation & Maintenance Manual

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INSTALLATION, OPERATION & MAINTENANCE MANUAL
IMPORTANT!
Read all instructions in this manual before operating pump.
As a result of Crane Pumps & Systems, Inc., constant product improvement program,
product changes may occur. As such Crane Pumps & Systems reserves the right to
change product without prior written notification.
A Crane Co. Company
420 Third Street
Piqua, Ohio 45356
Phone: (937) 778-8947
Fax: (937) 773-7157
www.cranepumps.com
DEMING
DEMING
MotorMount Centrifugal Pumps
Series: 3112
®
83 West Drive, Bramton
Ontario, Canada L6T 2J6
Phone: (905) 457-6223
Fax: (905) 457-2650
Form No. 119989-Rev. E

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Summary of Contents for Crane DEMING 3112 Series

  • Page 1 Read all instructions in this manual before operating pump. As a result of Crane Pumps & Systems, Inc., constant product improvement program, product changes may occur. As such Crane Pumps & Systems reserves the right to change product without prior written notification. A Crane Co. Company...
  • Page 2: Table Of Contents

    CROSS-SECTIONS & PARTS LISTS ..........8 - 9 WARRANTY & RETURNED GOODS ..........11 Other brand and product names are trademarks or registered trademarks of their respective holders. Deming® is a registered trademark of Crane Pumps & Systems, Inc. 1997, 8/06 Alteration Rights Reserved...
  • Page 3: Safety First

    Crane Pumps & Systems, Inc. is not responsible for pressures. It is recommended that a high case temperature losses, injury, or death resulting from a failure to observe switch or pressure relief valve be installed on the pump body.
  • Page 4: General Information

    SERVICE CENTERS: For the location of the nearest Deming Service Center, check your Deming representative or Crane Pumps & Systems Service Department in Piqua, Ohio, telephone (937) 778-8947 or Crane Pumps & Systems Canada, Inc., Bramton, Ontario, (905) 457-6223.
  • Page 5: Wiring / Rotation

    2. PRIMING It is important that the suction and discharge pipes “line CAUTION: Before starting the pump, the casing and up” naturally with the pump. Do Not “pull” pipes into position with flange bolts or fittings. Both suction and suction line must be filled with liquid, and air-vented discharge pipes must be supported independently near through the vent pipe plugs.
  • Page 6: Maintenance

    D. MAINTENANCE i. Claen and carefully inspect all parts for wear or damage. Replace any part which is excessively worn or damaged. 1. LUBRICATION Motor bearings should have periodic attention and 2. REASSEMBLY lubrication in accord with motor manufacturer’s a. With adapter impeller face up, press seal seat gently recommendations.
  • Page 7: Locating Trouble

    F - LOCATING TROUBLE 1. No Liquid Delivered a. Pump not primed - See Priming b. Speed too low - Check motor speed and nameplate c. Discharge head too high d. Suction lift over 15 feet. Check with vacuum gauge. e.
  • Page 8: Cross-Sections & Parts Lists

    MODEL 3112-1A ITEM No. DESCRIPTION ITEM No. DESCRIPTION Casing Name Plate (Not shown) Impeller Pipe Plug Impeller Nut Cap screw Base Drive screw Adapter Pipe Plug (Casing) *073 Casing Gasket Cap screw *089 Mechanical Seal (*) Recommended Spare Parts...
  • Page 9 MODEL 3112-2A ITEM No. DESCRIPTION ITEM No. DESCRIPTION Casing Name Plate Impeller Pipe Plug Shaft Sleeve Cap screw *026 Capscrew Drive screw *030 Impeller Gasket Pipe Plug (Casing) Impeller Key Cap screw Sleeve Gasket *270 Impeller Washer Adapter *272 O-ring *073 Casing Gasket (*) Recommended Spare Parts...
  • Page 10 Crane Pumps & Systems, Inc. Distributor. RETURNED GOODS RETURN OF MERCHANDISE REQUIRES A “RETURNED GOODS AUTHORIZATION”. CONTACT YOUR LOCAL CRANE PUMPS & SYSTEMS, INC. DISTRIBUTOR. Products Returned Must Be Cleaned, Sanitized, Or Decontaminated As Necessary Prior To Shipment, To Insure That Employees Will Not Be Exposed To Health Hazards In Handling Said Material.

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