Crane DEMING 3112 Series Installation, Operation & Maintenance Manual Download Page 1 | Manualshive

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A Crane Co. Company

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.

420 Third Street

83 West Drive, Bramton

Piqua, Ohio 45356

Ontario, Canada L6T 2J6

Phone: (937) 778-8947

Phone: (905) 457-6223

Fax: (937) 773-7157

Fax: (905) 457-2650

www.cranepumps.com

Form No. 119989-Rev. E

Series: 3112

DEMING

DEMING

®

INSTALLATION, OPERATION & MAINTENANCE MANUAL

MotorMount Centrifugal Pumps

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Summary of Contents for DEMING 3112 Series

Page 1: ...r As such Crane Pumps Systems reserves the right to change product without prior written notification 420 Third Street 83 West Drive Bramton Piqua Ohio 45356 Ontario Canada L6T 2J6 Phone 937 778 8947 Phone 905 457 6223 Fax 937 773 7157 Fax 905 457 2650 www cranepumps com Form No 119989 Rev E Series 3112 DEMING DEMING INSTALLATION OPERATION MAINTENANCE MANUAL MotorMount Centrifugal Pumps ...

Page 2: ... 1997 8 06 Alteration Rights Reserved CONTENTS SAFETY FIRST 3 A GENERAL INFORMATION 4 Receiving Storage Service Centers B INSTALLATION 4 5 Foundation Piping Wiring Rotation C OPERATION 5 Starting Priming D MAINTENANCE 6 Lubrication Mechanical Seal E REPAIR 6 Disassembly Reassembly F LOCATING TROUBLE 7 CROSS SECTIONS PARTS LISTS 8 9 WARRANTY RETURNED GOODS 11 ...

Page 3: ... not wear loose clothing that may become entangled in moving parts WARNING Keep clear of suction and discharge openings DO NOT insert fingers in pump with power connected Always wear eye protection when working on pumps Make sure lifting handles are securely fastened each time before lifting DO NOT operate pump without safety devices in place Always replace safety devices that have been removed du...

Page 4: ...mpeller rotate freely 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 B INSTALLATION 1 FOUNDATION The Motor Mount pumps can be installed on any sufficiently soild foundation since pump and motor are rigi...

Page 5: ...off head places greater loads on the shaft and motor than operation at the designed flow rate and head h Suction valve if used must be fully open Do not use suction valve as a throttling device i Pump fully primed Only after these items have been checked should the pump be started 2 PRIMING CAUTION Before starting the pump the casing and suction line must be filled with liquid and air vented throu...

Page 6: ... f Using extreme care lift seal rotating member off shaft or sleeve g Remove four adapter capscrews 219 from motor Lift adapter off motor using care to avoid damage to seal stationary member h Press seal stationary member out of adapter i Claen and carefully inspect all parts for wear or damage Replace any part which is excessively worn or damaged 2 REASSEMBLY a With adapter impeller face up press...

Page 7: ...ally plugged f Not enough suction head for hot water g Mechanical defects Impeller or casing worn or damaged h Foot valve too small i Foot valve not immersed deep enough 3 Not Enough Pressure a Speed too low Check motor speed b Air or gas in liquid c Mechanical defects Bent shaft or impeller binding d Impeller diameter too small 4 Pump Works For A While Then Quits a Leak in suction line b Suction ...

Page 8: ...ller 024 Impeller Nut 053 Base 071 Adapter 073 Casing Gasket 089 Mechanical Seal ITEM No DESCRIPTION 203 Name Plate Not shown 208 Pipe Plug 212 Cap screw 214 Drive screw 216 Pipe Plug Casing 219 Cap screw Recommended Spare Parts MODEL 3112 1A ...

Page 9: ...mpeller Gasket 032 Impeller Key 038 Sleeve Gasket 071 Adapter 073 Casing Gasket 089 Mechanical Seal ITEM No DESCRIPTION 203 Name Plate 208 Pipe Plug 212 Cap screw 214 Drive screw 216 Pipe Plug Casing 219 Cap screw 270 Impeller Washer 272 O ring Recommended Spare Parts MODEL 3112 2A ...

Page 10: ...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 All Applicable Laws And Regulations Shall Apply IMPORTANT WARRANTY REGISTRATION Your product is covered by the enclosed Warranty If ...

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