Flowserve SR Series Limitorque - Manual (Page 13)

13
Limitorque SR Series FCD LMENIM3701-00-AQ - 11/14
flowserve.com
9. Separately, remove the upper O-ring (pc# 15) and lower Oil Seal (pc# 25) from the Housing (pc# 1).
10. Remove the Gasket (pc# 22) from the Base (pc# 2).
11. Remove the two upper Radial Ball Bearings (pc# 12) from the Input Shaft & Pinion (pc# 4). Place all bearings in a clean, dry area until reas-
sembly.
12. Remove the Input Shaft & Pinion (pc# 4) and lower Radial Ball Bearing (pc# 11) from the Base (pc# 2). Place bearing in a clean, dry area until
reassembly.
13. Remove the upper Radial Ball Bearing (pc# 11) from the Intermediate Helical Pinion (pc# 17). Place bearing in a clean, dry area until reassembly.
14. Remove the Retaining Ring (pc# 29) and the Intermediate Helical Gear (pc# 16) from the Intermediate Helical Pinion (pc# 17).
15. Remove the Intermediate Helical Pinion (pc# 17) and lower Radial Ball Bearing (pc# 11) from the Base (pc# 2).
16. Remove the upper Thrust Ball Bearing (pc# 14) from the Drive Sleeve (pc# 6). Place bearing in a clean, dry area until reassembly.
17. Remove the Output Helical Gear (pc# 3) from the Drive Sleeve (pc# 6).
18. Remove the Drive Sleeve (pc# 6) from the Base (pc# 2) and lower Thrust Ball Bearing (pc# 13).
a
CAUTION: Care must be taken to ensure that the O-ring (pc# 15) located in the Base (pc# 2) is not damaged during disassembly.
19. Remove the lower Thrust Ball Bearing (pc# 13) from the Base (pc# 2). Place bearing in a clean, dry area until reassembly.
20. Remove the O-ring (pc# 15) from the Base (pc# 2).
Reassembly Instructions
Refer to Figure 5.1
1. Install the O-ring (pc# 15) in the Base (pc# 2).
NOTE: Lubricate all O-rings before installation
2. Install the lower Thrust Ball Bearing (pc# 13) in the Base (pc# 2).
3. Install the Drive Sleeve (pc# 6) into the Base (pc# 2) and Thrust Ball Bearing (pc# 13).
a
CAUTION: Care must be taken to ensure that the O-ring located in the Thrust Base is not damaged during installation.
4. Install the Output Helical Gear (pc# 3) onto the Drive Sleeve (pc# 6), ensuring the gear is properly seated with splines fully engaged.
5. Install the upper Thrust Ball Bearing (pc# 14) onto the Drive Sleeve (pc# 6).
6. Install the lower Radial Ball Bearing (pc# 11) and Intermediate Helical Pinion (pc# 17) in the Base (pc# 2).
7. Install the Intermediate Helical Gear (pc# 16) and Retaining Ring (pc# 29) onto the Intermediate Helical Pinion (pc# 17).
8. Install the upper Radial Ball Bearing (pc# 11) on the Intermediate Helical Pinion (pc# 17).
9. Install the lower Radial Ball Bearing (pc# 11) and Input Shaft & Pinion (pc# 4) in the Base (pc# 2).
10. Install the two upper Radial Ball Bearings (pc# 12) on the Input Shaft & Pinion (pc# 4).