background image

 

 

 

Figure 2 – Front Cover

 

 

 
 
 

 
 
 

 
 
 

 
 

 

Figure 3 – Sleeve Bearing (53) Sizing Tool

 

 

J.  SPARE PARTS AND KITS

 

 

 

IDP

 

 

Qty.

 

 

Description

 

Seal Kit

 

Shaft Kit

*Round Hsg. 

& Gear Kit

 

*Square Hsg. 

& Gear Kit

 

Front Cover 

 



Round Housing 

 

Square Housing 

6 1 

Shaft 

 

8 1 

Housing 

Tube 

 

9 1 

Bearing 

Housing 

 

11 



Pinion Gear 

12 



Ring Gear 

13 



Key 

 

15 

Rear Cover 

 

31 1 

Ball 

Bearing 

 

32 2 

Outside 

Seal 

 

33 

Bearing Snap Ring 

 

34 

Tie Rod Washers 

 

35 

Rear Cover O-Ring 

 

36 

Shaft Key 

 

37 



Housing Pin 

 

38 

Rear Cover Bolts 

 

39 

Tie Rod Bolts 

 

40 

Front Cover O-Ring 

 

41 



Housing O-Ring 

 

42 

Seal Housing Bolts 

 

51 

Mechanical Seal 

 

53 



Sleeve Bushing 

X X 

70 1 

Seal 

Housing 

 

74 1 

Seal 

Spacer 

 

75 

Seal Housing Bolts 

 

80 

Weep Hole O-Rings 

 

81 

Bearing Housing Pin 

 

Housings and gears cannot be sold separately since they are matched sets. 

 

Table 1 – Pump Parts List

 

Summary of Contents for IMO CIG Series

Page 1: ...Installation Operation Maintenance and Troubleshooting Manual No SRM00046 as well as all other component manuals supplied with these type units should be read thoroughly prior to pump installation sta...

Page 2: ...persons Safety instructions where electrical safety is involved are identified by Safety instructions which shall be considered for reasons of safe op eration of the pump and or protec tion of the pu...

Page 3: ...ld result Imo Pump cannot accept responsibility for unsatisfactory performance or damage resulting from failure to comply with instructions B INTRODUCTION This instruction manual covers CIG single mec...

Page 4: ...ntfromthatoftheoperationallimitations Thisequipmentmust not be operated without verification that operating requirements are within its capabilities Single Pump Model Key CIG 33 016 R L I D P W Series...

Page 5: ...y and inspection 5 If unit has only one stage proceed to step 9 If pump has more than one stage continue with step 6 6 Remove housing tube 8 Remove O rings 41 from counter bores of square housing 4 an...

Page 6: ...further disassembly and inspection CAUTION ATTENTION Be sure that all gear keys 13 are removed before removing shaft 6 If not front cover 1 face will be damaged CAUTION ATTENTION Handle shaft bearing...

Page 7: ...cal seal 51 is not to be replaced disassembly is complete Take care to prevent damage to seal components If mechanical seal 51 is to be replaced proceed as below 21 Press stationary part of mechanical...

Page 8: ...AL If either the carbon or tungsten carbide faces of the mechanical seal are heavily scratched scored or blistered the entire mechanical seal must be replaced I MACHINING INSTRUCTIONS Thefrontcover 1...

Page 9: ...1 Rear Cover 31 1 Ball Bearing X 32 2 Outside Seal X 33 1 Bearing Snap Ring X 34 4 Tie Rod Washers 35 1 Rear Cover O Ring X 36 1 Shaft Key X 37 Housing Pin 38 4 Rear Cover Bolts 39 4 Tie Rod Bolts 40...

Page 10: ...t were pried apart on disassembly Avoid excessive breaking of edges at outside diameterofringgearasthiscouldnegativelyaffectflowrate Whenreinstallinggearsinhousings besure gearsareinstalledinhousingsf...

Page 11: ...haft 6 until it bottoms on shaft 6 shoulder Use cylindrical sleeve which contacts only the inner ring of ball bearing 31 and clears inner diameter of bearing retainer plate 70 Snap ring groove in shaf...

Page 12: ...ne stage CAUTION ATTENTION If gears are installed in wrong housing pump may not perform properly or may seize during operation This is because gears are matched to each housing individually and may no...

Page 13: ...pin 37 engages dowel pin hole in back face of previous stage and pinion gear 11 installed on shaft 6 is properly positioned to enter gear housing 3 32 Repeat steps 24 through 31 for third and fourth s...

Page 14: ...r housing 4 39 Install washers 34 on capscrews 39 with chamfer on washers 34 facing head of capscrews 39 Install capscrews 39 with washers 34 installed and tighten with torque wrench to torque values...

Page 15: ...3 M12 w 60 5 81 p 4 M16 w 115 10 156 p 5 M20 w 220 15 298 p 6 M24 w 435 15 590 p 8 M30 w 870 25 1180 p TORQUE TO 40 2 LB IN 6 36 TORQUE TO 40 2 LB IN FOR SIZES 3 4 5 TORQUE TO 15 2 LB FT FOR SIZE 6 TO...

Page 16: ...56 237 175 10 237 175 10 237 5 M20 w p 220 15 298 220 15 325 15 298 441 220 15 325 15 441 220 15 325 15 298 441 6 M24 w p 435 15 590 435 15 650 20 590 881 435 15 650 20 881 435 15 650 20 590 881 8 M30...

Page 17: ...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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