Flowserve L120 Series Limitorque Actuation Systems User Manual
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Limitorque Actuation Systems L120 Series FCD LMENIM1201-04-AQ – 05/15
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5.1 Electrical Start-up
19
5.2 Manual Operation
20
5.3 Motor Operation
25
5.4 Torque and Travel Limiting
25
6 Maintenance
26
6.1 Lubrication
26
6.1.1 Lubrication Inspection
26
6.1.2 Factory Lubricant
27
6.2 Minimum Lubricant Qualities Required
27
6.3 Disassembly and Reassembly
28
6.4 Disassembly of the L120-10, 20, and 40
28
6.5 Drive Sleeve and Housing Cover Disassembly
29
6.6 Torque Nut Disassembly (Drive 1 Option)
29
6.7 Thrust Base Disassembly (Drive 2 Option)
30
6.8 Stem Nut Replacement – Thrust Base Applications
30
6.9 Reassembly
31
6.9.1 Declutch Assembly (L120-10)
32
6.9.2 Declutch Assembly (L120-20/40) (Refer to Figure 6.3)
32
6.9.3 Install the Motor (Refer to Figure 5.2)
33
6.9.4 Lubrication Procedure
33
6.9.5 Install Geared Limit Switch, Torque Switch and Finish Assembly
33
7 How to Order Parts
34
8 EC Declaration of Conformity
35