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Table 4 

LIST OF MATERIALS (FIGURES 3 THROUGH 11) 

 

ITEM 

PART DESCRIPTION 

ITEM 

PART DESCRIPTION 

001 Case 

036

Tube

002 Inlet 

Head 

036

Lockwasher 

003 

Packing Box End Cover

037

Spacer

004 

(3) Bolt or Capscrew

038 (1)

O-ring (Figure 16) 

005 Plug

040

Spacer

006 (2) 

Stop Pin 

042 (2)

Truarc Ring (2) 

007 (1) 

Dyna Seal 

043

Retainer

008 (2) 

Retaining Ring 

043

Plug

008 

Inboard Cover (Figure 16)

044 (2)

Power Rotor 

009 (1) 

Gasket (2) 

045

Balance Piston Housing

010 (2) 

Retainer Plate 

046

Inboard Cover 

011 

Capscrew (4) 

047

Bolt (4)

012 

Spring Pin (2) 

048 (2)

Spacer or Seat Adapter

013 

Cotter Pin 

049 (1)

Ball Bearing 

014 

Packing Gland Screw (2)

063 (2)

Power Rotor 

014 

Spacer (Figure 16)

064

Plug

015 Washer 

(2) 

067

Plug

015 (1) 

Ball Bearing (Figure 16)

068

Nipple

016 Nut 

(2) 

069

Coupling

016 

Bearing Retainer (Figure 16)

070 (1)

O-ring (Figure 10) 

017 (1) 

Packing 

070

Elbow

017 

Bolt (4) Figure 16)

071

Tubing

018 Packing 

Gland 

072

Plug

019 (2) 

Power Rotor 073

Plug

020 (1) 

Truarc Ring (2) 

074

Elbow

021 (2) 

Idler Rotor (2) 

074

Nameplate 

022 

Oil Balance Tube External

075

O-ring (Figure 10) 

022 (2) 

Balance Piston Housing

075

Plug

023 (2) 

Idler Balance Piston Housing (2) 075

Nipple

023 

Spacer (2) (Figure 16)

076 (1)

O-ring

024 (2) 

Rotor Housing 

076

Tee

025 (1) 

Seal

077

Nipple

026 (2) 

Oil Balance Tube (2)

078 (2)

Check Valve 

026 

Thrust Plate (Figure 16)

079

Elbow

027 (1) 

O-ring (4) 

080

Elbow

027 Gasket 

080

Plug

028 (1) 

O-ring (2) 

081 (1)

Gasket

029 (2) 

Thrust Cage 

081

Tubing

029 

Bolt (2) (Figure 16)

084

Spacer

029 

Thrust Plate (Figures 18 & 19)

086 (2)

Bushing

030 

Lockwasher (2) (Figure 16)

090

Spacer

031 Key 

091

Washer 

(4) 

032 (2) 

Relief Valve 

091

Spacer

033 Nameplate 

092 

(1)

Gasket

034 

Drive Screw (2) 

092

Spacer (Figure 22) 

035 Plug

092

Washer 

(4) 

 
Quantities are one (1) except when noted in parentheses after description. Items marked (1) are minor kit 
items. Items marked (2) are major kit items. This is a General Parts List.  Refer to specific rotor size for 
appropriate parts that apply specifically to your pump.  When an item number applies to more than one part 
by noun name, use part as indicated on proper assembly figure for your pump. 

Содержание IMO A3D Series

Страница 1: ...S LIST FOR A3D SERIES PUMPS WARNING This Instruction Manual and General Instructions Manual SRM00046 should be read thoroughly prior to pump installation operation or maintenance Manual No SRM00038 Re...

Страница 2: ...Every effort is made to prepare text of manual so that engineering and design data is transformed into most easily understood wording Imo Pump in furnishing this equipment and this manual must presum...

Страница 3: ...rature Packing Z Borg Warner Type Q Viton Fitted Hi Temp Bearing 4th Letter Designator J Carbide Seal Seat Silicon T Carbide Seal Seat Tungsten X Special Material or Const 3rd Letter Designator C Circ...

Страница 4: ...ter Designator F 100 SSU Minimum 1st Letter Designator B 33 SSU Min 2500 SSU Max 1st Letter Designator H 33 SSU Min 15000 Max Minimum Liquid Temperature 0 F Maximum Liquid Temperature figure 1 1st Let...

Страница 5: ...ruarc Ring 2 074 Elbow 021 2 Idler Rotor 2 074 Nameplate 022 Oil Balance Tube External 075 O ring Figure 10 022 2 Balance Piston Housing 075 Plug 023 2 Idler Balance Piston Housing 2 075 Nipple 023 Sp...

Страница 6: ...chanical Seal and Ball Bearing Only Follow steps 8 9 10 and 11 DISASSEMBLY AND ASSEMBLY PROCEDURES MECHANICAL SEAL PUMPS WARNING To prevent personnel equipment injury power supply to pump driver must...

Страница 7: ...cage 029 Remove oil balance tube 026 with O rings 027 from either thrust cage 029 or rotor housing 024 Remove O rings 027 from oil balance tube 026 6 Figures 3 7 and 8 Remove idler balance piston hou...

Страница 8: ...Replace all worn or damaged parts Imo Pump Division recommends automatic replacement of O rings 027 028 and 038 gaskets 009 Dyna seal 007 ball bearing 049 or 015 and mechanical seal 025 when these par...

Страница 9: ...4 120 5 lb ft 47 38 2 lb ft 400 4 170 5 lb ft 47 38 2 lb ft 8 Assemble power rotor 044 or 063 as follows Figures 7 8 9 Install sleeve 038 on power rotor 044 or 063 shaft next to piston Figures 3 7 8 9...

Страница 10: ...embly 18 Install key 031 and coupling hub on power rotor 044 or 063 shaft DISASSEMBLY AND ASSEMBLY PROCEDURES PACKING PUMPS Disassembly Procedures Figures 4 5 and 6 NOTE Refer to pump assembly drawing...

Страница 11: ...rts are disturbed from their previously installed position Refer to pump assembly drawings Figures 8 9 and 10 and List of Material Table 3 during pump assembly Coat all parts with light lubricating oi...

Страница 12: ...rotor housing 024 idler rotor bores by engaging threads of idler rotors with threads of power rotor 019 or 063 and rotating idler rotors 021 while inserting them into rotor housing 024 15 Install idle...

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Страница 17: ...Figure 7 A3D 218 250 275 312...

Страница 18: ......

Страница 19: ......

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Страница 22: ...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 2020 CIRCOR Pumps North America LLC All rights reserved...

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