IMO 3215/525 Instruction Manual And Parts List Download | Manualshive

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INSTRUCTION MANUAL

AND

PARTS LIST

FOR D12DZ-250 (3215/525)

WARNING

This Instruction Manual and General Instructions Manual, CA-1, should
be read thoroughly prior to pump installation, operation or maintenance.

Manual No. SRM00078

Rev. 01 (21-0001)

October, 2021

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Summary of Contents for 3215/525

Page 1: ...ARTS LIST FOR D12DZ 250 3215 525 WARNING This Instruction Manual and General Instructions Manual CA 1 should be read thoroughly prior to pump installation operation or maintenance Manual No SRM00078 Rev 01 21 0001 October 2021 ...

Page 2: ... of safe operation of the pump and or protection of the pump itself are marked by the sign ATTENTION ATTENTION If operation of this pump is critical to your business we strongly recommend you keep a spare pump or major repair kit in stock at all times As a minimum a minor repair kit o rings gaskets shaft seal and bearings should be kept in stock so pump refurbishment after internal inspection can ...

Page 3: ... furnished by Imo Pump is to become part of processing machinery these instructions should be thoroughly reviewed to ensure proper fit of said equipment into overall plant operational procedures WARNING If installation operation and maintenance instructions are not correctly and strictly followed and observed injury to personnel or serious damage to pump could result Imo Pump cannot accept respons...

Page 4: ...ty temperature inlet pressure discharge pressure filtration duty cycle drive type mounting etc are interrelated Due to these variable conditions specific application limits may be different from that of operational limitations Equipment must not be operated without verifying system s operating requirements are within pump s capabilities Under no circumstances are the following operating limits spe...

Page 5: ...earing Retainer 100 1 Retainer XX 46 1 Inboard Cover 101 1 Retaining Ring XX X Minor Repair Kit Items XX Major Repair Kit Items Items marked X are included in Major Repair Kit H PUMP MAINTENANCE WARNING Failure to observe precautions while installing inspecting and maintaining pump can cause injury to personnel from accidental handling of liquids that may harm skin or clothing or fire hazard risks...

Page 6: ...38 and mechanical seal 25 9 Disassemble power rotor 63 as follows a Using a flat nosed tool such as a screw driver remove Truarc rings 42 located on both sides of ball bearing 49 from their grooves in power rotor 63 b Sealed ball bearing is assembled to power rotor 63 with light press fit Ball bearing 49 may be removed by using a bearing puller or a vertical arbor press When using press two pieces...

Page 7: ...e value determined in 2 above Note Prior to reassembly of pump all parts should be cleaned and inspected for nicks and burrs Replace all worn or damaged parts Imo Pump recommends replacement of all O rings 28 gaskets 9 84 Dyna Seal 7 mechanical seal 25 and ball bearing 49 when these parts are disturbed from their previously installed positions Coat all parts with light lubricating oil to assist in...

Page 8: ...46 using bolts 47 Torque bolts to values indicated on assembly drawing 14 Install idlers 35 21 into housings by meshing threads with power rotor thread and screwing them into housing idler bores 15 Install idler balance piston housings 23 to ends of suction idlers 21 16 Install pin 26 in inlet housing 24 17 Install thrust cage 29 in pump case 1 ensuring that pin hole in thrust cage 29 engages pin ...

Page 9: ...aul assistance contact your local Imo Distributor or the Technical Customer Service Department in Monroe NC USA Most pumps have repair kits available Minor Repair Kits are used to repair leaking seals bad bearings and or for re assembly after pump tear down They include as applicable pump shaft seals packing all gaskets O rings and bearings Major Repair Kits are sufficient to rebuild completely wo...

Page 10: ...10 Figure 2 Assembly Drawing ...

Page 11: ...11 CIRCOR 1710 Airport Road PO Box 5020 Monroe NC USA 28111 5020 Tel 1 877 853 7867 Email cc circor com Web www circorpt com 2021 CIRCOR Pumps North America LLC All rights reserved ...

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