Flowserve Limitorque L120-190 - Page 39

39
Limitorque
®
L120-190 through L120-2000 FCD LMENIM1203-01-A4 – 05/15
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8. Using lifting eyebolts, remove Housing Cover (piece #3), Drive Sleeve (piece #8), and Worm Gear
(piece #13).
9. Remove Handwheel Washer (piece #88). Pull off Handwheel (piece #5) and Handwheel Clutch
(piece #83) from Handwheel Shaft (piece #18).
10. Remove Worm Shaft End Cap (piece #4) and Declutch Housing Cover (piece #86).
11. Remove Declutch Assembly:
A. Remove Declutch Lever Stop (piece #93), Tripper Spring (piece #58), Clutch Trippers
(piece #34-A and #34-B) and Roll Pin (piece #19-7).
B. Loosen setscrews on Declutch Lever (piece #11) and Hallowell Collar (piece #56-8). Remove
declutch lever, Declutch Shaft and Cap (piece #95), and slide Declutch Shaft (piece #19-1) out
through bottom of actuator.
C. Remove Declutch Lever (piece #11), and other Declutch Shaft-Mounted Components
(piece #19-2, #91, #92, and #56-8).
D. Remove Handwheel Shaft and Pinion (piece #18).
12. Remove Drive Shaft (piece #77) and Flexible Jaw Clutch (piece #82-1) as integral assembly.
Remove Gear Clutch Spacer (piece #78), Sliding Gear Clutch (piece #33), and Clutch Compression
Spring (piece #46).
13. Remove Splined Insert (piece #87) using jack screws. Remove Spirolox Ring (piece #53-3) and
Handwheel Gear (piece #9).
14. Remove Gear Mounting Bracket (piece #84) using jack screws, Bearing (piece #52-7), and Bearing
Adapter (piece #79).
15. Pull Hollow Drive Shaft (piece #17) toward declutch end and remove Spirolox Ring (piece #53-8).
16. Remove Declutch Housing (piece #2).
17. Remove Hollow Drive Shaft (piece #17):
A. Push hollow drive shaft toward motor end. Loosen setscrew and remove Bearing Locknut
(piece #80-1) – hold hollow drive shaft using adjustable spanner on splines.
B. Remove Bearing (piece #52 -8) by pushing hollow drive shaft toward declutch end.
C. Remove Gear Limit Thread Collar (piece #76) and key.
D. Remove hollow drive shaft from declutch end of actuator.
18. Loosen setscrew in Cartridge Stem Locking Nut (piece #16-10) and replace Declutch Housing
(piece #2) with two screws to compress torque spring.
19. Remove Locking Nut (piece #16-10).
a CAUTION: Declutch Housing is under spring load.
20. Remove Declutch Housing (piece #2):
A. Pull Bearing Cartridge Stem (piece #16-8) out partially.
B. Remove Thrust Washers (piece #16-2), Torque Limit Sleeve (piece #16-5) and Springs
(piece #16-3).