Colfax CIG Mechanical Seal Service Manual

PRODUCT SERVICE MANUAL FOR CIG Mechanical Seal Single Pumps WARNING The Imo General Installation Operation, Maintenance, and Troubles

8 K. REASSEMBLY OF PUMP CAUTION ATTENTION READ THIS ENTIRE PROCEDURE BEFORE ASSEMBLING PUMP NOTE: Inspect all running surfaces for scratching,

9 CAUTION ATTENTION Take extreme care not to damage seal mating face or O-ring during assembly. Do not touch seal face with any tools. After inst

10 17. Reinstall bearing retainer (70) onto bearing housing (9) with cap screws (75). Tighten capscrews with torque wrench per assembly drawing torqu

11 27. Install second stage pinion gear (11) on shaft (6). Pinion gear (11) should slide freely on shaft (6) and key (13). If not, ensure key (13) is

12 CAUTION ATTENTION If gears are installed in wrong housing, pump may not perform properly or may seize during operation. This is because gears a

"X2" TORQUE TABLE FRAME SIZE BOLT SIZE PUMP MODIFICATION TORQUE LB FT N.m 2 M10 w 30 ±2 41 p 3 M12 w 60 ±5 81 p 4 M16 w 115 ±10

"X1 and "X2" "X3" "X4" "X5 and "X6" Frame Size Bolt Size Pum Mod Torque Torque Torque Torque lb-ft

Imo Pump 1710 Airport Road PO Box 5020 Monroe, NC USA 28111.5020 Tel: +1.704.289.6511 Toll: +1.877.853.7867 Email: [email protected] Web:c

READ THIS ENTIRE PAGE BEFORE PROCEEDING FOR THE SAFETY OF PERSONNEL AND TO PREVENT DAMAGE TO THE EQUIPMENT, THE FOLLOWING NOMENCLATURE HAS BEEN US

1 A. GENERAL INSTRUCTIONS The instructions found herein cover the disassembly, assembly and parts identification of CIG single mechani

2 4. From the assembly drawing or instruction manual (see Table 1, Pump Parts List) provide the IDP number(s) and names for the replacement part(s).

3 4. Remove square housing (4), ring gear (12), pinion gear (11) and key (13) from shaft (6). Do not permit dowel pin (37) to drop as housing (

4 NOTE: If round gear housing (3) will not slide easily off shaft (6) and this is the last round housing (3) to be removed, clamp round housing (3)

5 15. Remove O-rings (40 and 80) from bearing housing (9). NOTE: If neither ball bearing (31) nor seal (51) are to be replaced or inspected, disass

6 3. RING GEAR OD – Light scratching and polishing is acceptable. If scoring is present, ring gear should be replaced. 4. HOUSING a. Faces – So

7 Figure 2 – Front Cover Figure 3 – Sleeve Bearing (53) Sizing Tool J. SPARE PARTS AND KITS IDP Qty. Description Seal Kit Shaf