Flowserve MX Limitorque - Manual (Page 45)

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Limitorque MX Maintenance and Spare Parts FCD LMENIM2314-00 – 07/08
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4.4.2 Removal of Side-Mounted Handwheel
(MX-10, -20, -85, -140, and -150)
NOTES: The MX-10 and -20 handwheel is
mounted with a roll pin (13-7). If removal of the
handwheel from the worm shaft is necessary,
remove the handwheel and worm shaft
assembly from unit before removing roll pin.
Removing the roll pin before disassembly of
worm shaft will damage the ball bearing (13-3).
The MX-85, -140, and -150 handwheel is
mounted with a key (13-7) and a set screw
(13-18). See pictures a and b.
a
b
4.4.3 Removal
STEP 1
c WARNING: Potential to operate while dangerous mechanical parts are exposed during
subassembly removal. To prevent injury, turn off all power sources to actuator before
removing side-mounted handwheel assembly. Power sources may include main power
or control power.
Drain oil from actuator using the lowest of three
plugs in your application mounting orientation.
NOTE: Oil removal is not necessary if the
actuator is mounted on valve or other device
with the drive sleeve in a vertical position.
1
Oil Plug Drains