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Section 4: Module Removal and Installation
January 2013
Section 4: Module Removal and Installation
NOTE:
The GTO oil cylinder is the only GTD actuator component that can be removed as a module.
4�1
GTO Oil Cylinder Removal
CAUTION: CONTAIN HYDRAULIC FLUID
Using some means to contain hydraulic fluid as the tubing (piping) is disconnect
from the GTO outer end cap (7-80) and inner end cap (7-10).
4.1.1
4.1.2
NOTE:
Stop screws will be removed later in this procedure.
4.1.3
4.1.4
4.1.5
WARNING: USE PROPER LIFTING EQUIPMENT
Use suitable lifting equipment to support the cylinder assembly.
4.1.6
4.1.7
4.1.8
19
Disconnect all hydraulic fluid lines to GTO oil cylinder outer end cap (7-80) and
inner end cap (7-10). Drain as much of the hydraulic fluid as possible.
The setting of stop screw (7-180) should be checked and setting recorded before
stop screws are loosened or removed.
Loosen and back off jam nut (7-190) at least two rotations.
Remove stop screw (7-180) from outer end cap (7-80).
Using a male square drive extension, go through outer end cap (7-80), unscrew
piston rod assembly (7-40) from guide block assembly (1-30).
Remove socket cap screws (7-115), with lockwashers (7-110), from inner end cap
(7-10).
Remove hex nuts (7-105) from socket cap screws (7-100).
Remove GTO oil cylinder from actuator housing (1-10).
Service Instructions
133893 Rev. C
Module Removal and Installation
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