Flowserve LY Series Limitorque - Manual (Page 54)

Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11
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LY 3001 Handwheel Assembly
18. Install the Handwheel Gear Assembly (pieces #119, 35, and 37).
19. Install the Handwheel Pinion and Idler (piece #43) and Idler Shaft (piece #42).
20. Install the Handwheel Assembly (pieces #146, 41, 112, 136, 39, 34, 137, 116, 115, 38, and 36).
21. Install Screws (pieces #63 and 65) and Lockwashers (pieces #64 and 66) to secure the Handwheel
Assembly onto the housing.
Install Input Worm Motor Pinion Assembly
22. Install Input Worm Motor Pinion Assembly (piece #52, 53, 124, and 31) into the Housing.
23. Install Housing Seal (O-Ring) (piece #131).
Grease Unit
24. Grease unit with the properly recommended grease. (See Section 7.1, Lubrication.)
Install Top Plate
25. Install Top Plate (piece #2) and Hardware (piece #88 and 89).
NOTE: If Top Plate will not fit properly, check Bearing (piece #33) and Declutch Shaft (piece #44) for
proper alignment into Top Plate molding.
Install Torque Switch Assembly, Motor Assembly, and Limit Assembly
26. Install Torque Switch Assembly with Gasket (piece #8) and Hardware (piece #97 and 98).
27. Install Limit Switch (piece #7) with Hardware (piece #79 and 80).
28. Reconnect Limit Switch, Torque Switch, and Terminal Strip. Refer to the actuator wiring diagram for
proper wiring configuration.
Install Control Cover
NOTE: Before installing the Control Cover, reset the Limit Switches and Mechanical Stops. Recheck
motor for proper rotation.
29. Install Cover O-Ring (piece #130).
30. Install Control Cover (piece #3) with Hardware (piece #67 and 68).