Flowserve L120-85 Actuator - Manual (Page 27)

7.1 Removal From Valve
1. Rotate the Handwheel to the fully CLOSED position.
2. Drive 1 applications (Refer to illustrated parts breakdown)
a. Loosen and remove customer installed Mounting Screws
and Lock-washers that are holding the actuator to the
Mounting Adapter.
b. Remove Pipe Plug (piece 45) from top of actuator Housing
(piece 1).
c. Lift the actuator enough to loosen Key from the Drive Sleeve
(piece 25).
d. Remove Key from the Valve Stem and the Drive Sleeve
(piece 25).
e. Lift actuator completely off of the Mounting Adapter or
Thrust Base Assembly.
3. Drive 2 applications
a. Loosen and remove Socket Head Cap Screws (piece 110)
and Lockwashers (piece 111) at the Mounting Base of
the actuator to remove the actuator from the Thrust Base
Assembly.
b. Lift actuator completely off of the Mounting Adapter or
Thrust Base Assembly.
c. Disconnect Motor and remove control wiring (see next two
sections).
d. Drive 2 Only) Rotate the Thrust Base Assembly off the
threaded Valve Stem.
7.2 Open Electrical Compartment
and Disconnect Motor
1. Turn power to the actuator OFF.
2. Open or remove the Electrical Compartment Cover (piece 200-1)
by loosening pieces 200-2 and 200-3. Refer to illustrated parts
breakdown.
3. Disconnect motor leads from the Terminal Strip (Refer to your
wiring diagram to locate motor lead wiring numbers).
7
Disassembly
2
Limitorque L120-85 Installation, Operation and Maintenance FCD LMENIM1202-00 – 11/05
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