Circor IMO A3D Series Instruction Manual And Parts List Download Page 1

Page: 1 / 22

INSTRUCTION MANUAL

AND

PARTS 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

Rev. 16 (20-0051)

February 2020

Summary of Contents for IMO A3D Series

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 13: ......

Page 14: ......

Page 15: ......

Page 16: ......

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

Page 18: ......

Page 19: ......

Page 20: ......

Page 21: ......