October 2015
Service Instructions
127072E Rev. C
22
Section 5: Module Removal and Installation
Module Removal and Installation
Section 5: Module Removal and Installation
5�1 M11 Override Cylinder Removal
5�1�1 Shut off and exhaust the operating media from both sides of the actuator’s power
cylinder.
5�1�2 Place the M11 pump control knob (20-320) in the auto position.
NOTE:
Control knob (20-320) is located in front and at the bottom of the M11 pump manifold (20-10).
Use a means of capturing the hydraulic uid that will be lost during the following steps. Use
a bucket, tub, and large container, etc.
5�1�3 Remove all the piping from the M11 override cylinder end cap (7-70).
5�1�4 M11 hydraulic override cylinder removal: For models G01 through G5 use step
5.1.5 and for G7 through G10 use step 5.1.6.
WARNING: CONFIRM PUMP CONTROL KNOB POSITION
Conrm that the M11 pump control knob is in the auto position prior to completing step
5.1.5. Do not stand directly in front of the M11 override cylinder when completing step
5.1.5. Stand to one side or the other.
5�1�5 G01 through G5 M11 override cylinder removal.
5�1�5�1 Unscrew and remove hex cap screws (7-80) with lockwashers (7-90) from
override cylinder end cap (7-70).
5�1�5�2 Remove override cylinder assembly from spring cartridge assembly (5-10).
5�1�6 G7 through G10 M11 override cylinder removal.
CAUTION: DO NOT REMOVE HEX CAP SCREWS
Do not remove hex cap screws (7-80) from M11 override cylinder at this time. If hex cap
screws (7-80) are removed at this time it is possible that hydraulic uid will be dumped
inside the spring cartridge.
5�1�6�1 Unscrew and remove hex cap screws (7-100) with lockwashers (7-90)
from override cylinder end cap (7-70).
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