Flowserve LY Series Limitorque - Manual (Page 52)

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11
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21. Remove O-Ring (piece #129) and Bearing (piece #33) from the top of the Drive Sleeve (piece #10).
22. Remove the Drive Sleeve (piece #10).
Remove Declutch Assembly
23. Remove Roll Pin (piece #121) and remove Declutch Lever (piece #45).
24. Push the Declutch Assembly (pieces #46, 48, 123, 122, and 44) up through the Housing and
remove. Then remove Declutch Return Spring (piece #47).
25. Remove O-Ring (piece #138) from the Housing.
Remove Input Worm Gear
26. Remove the Retaining Drive Ring (piece #113).
27. Remove Input Worm Gear (piece #18) and Lug Adapter (piece #25) as an assembly from the Ball
Bearing (piece #24).
7.3.4 LY 2001/3001 Reassembly
c WARNING: HAZARDOUS VOLTAGE. Turn off all power before assembling the LY actuator.
Piece numbers refer to Figures 6.8, 6.9, 6.10, and 6.11.
Install Input Worm Gear
1. Install Input Worm Gear (piece #18).
2. Install External Retaining Drive Ring (piece #113) on Input Worm Gear.
Install Declutch Assembly
3. Install Declutch Return Spring (piece #47), making sure one end of Spring is secured in the Spring
Seat Hole of the actuator housing and the other end is secured around the Roll Pin (piece #122) on
the Declutch Fork Assembly.
Figure 7.2 – LY 2001/3001 Declutch Return Spring Installation Position
#122 Roll Pin
#47 Declutch
Return Spring
Spring Seat Hole
LY 2001/3001 End View