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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 notifi cation.

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. 119996-Rev. E

Series: 3904

   3914

DEMING

DEMING

®

INSTALLATION, OPERATION & MAINTENANCE MANUAL

End-suction Centrifugal Pumps

Manual Index

Содержание Deming 3904 Series

Страница 1: ... 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 119996 Rev E Series 3904 3914 DEMING DEMING INSTALLATION OPERATION MAINTENANCE MANUAL End suction Centrifugal Pumps Manual Index ...

Страница 2: ...nd 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 during service or repair Secure the pump in its operating position so it can not tip over fall or sl...

Страница 3: ...Service Department in Piqua Ohio telephone 937 778 8947 or Crane Pumps Systems Canada Inc Bramton Ontario 905 457 6223 B BEFORE YOU BEGIN Motor driven pumps are carefully aligned on sub base before shipment However after they are placed upon the foundation and sub base is bolted down the alignment must be rechecked and in MOST CASES it will be found necessary to carefully realign the unit Quite of...

Страница 4: ...n with flange bolts Support pipes independently of the pump to eliminate all strain on the pump casing Select discharge pipe size so velocity is under 8 feet per second Avoid sharp changes in pipe sizes 7 After pipes have been connected to pump check alignment at drive coupling Correct any changes with metal shims as in section C 8 Check motor nameplate for electrical characteristics Be sure they ...

Страница 5: ...n Special precaution should be taken to keep ball bearing dirt free in or out of the pump Any parts which are excessively worn or deteriorated should be replaced with new parts from the factory IF IT IS MORE CONVENIENT TO DISMANTLE THE PUMP WITHOUT DISCONNECTING THE SUCTION AND DISCHARGE LINE IT IS POSSIBLE TO DO SO AS FOLLOWS 1 Drain Pump 2 Remove cap screws 212 from casing 1 3 Pull the frame 19 ...

Страница 6: ...tion couter c Air leaks in suction pipe or stuffing box d Suction lift too high over 15 feet check with vacuum gauge e Impeller partially plugged f Not enough suction head for hot water g Mechanical defects 1 Impeller worn or damaged 2 Casing worn h Foot valve too small i Foot valve not immersed deep enough k Wrong direction rotation 3 Not Enough Pressure a Air in water b Mechanical defects c Impe...

Страница 7: ...16 Ball Bearing Inboard 18 Ball Bearing Outboard 19 Frame 24 Impeller Nut 40 Deflector 73 Gasket ITEM No DESCRIPTION 89 Seal 123 Bearing Cover 170 Adapter 171 Adapter 212 Cap Screws 213 Machine Screws 216 Pipe Plug 229 Shakeproof Washer 342 Set Screws ...

Страница 8: ...formance specifications must be in writing and such writing must be signed by our authorized representative Due to inaccuracies in field testing if a conflict arises between the results of field testing conducted by or for user and laboratory tests corrected for field performance the latter shall control RECOMMENDATIONS FOR SPECIAL APPLICATIONS OR THOSE RESULTING FROM SYSTEMS ANALYSES AND EVALUATI...

Страница 9: ...nt 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 To complete the Warranty Registration Form go to http www cranepumps com ProductRegistration If you have a claim under the provision of the warranty contact your local Crane Pumps...

Страница 10: ...Notes ...

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