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Service Instructions
133893 Rev. C
2.3.3
2.3.4
2.3.5
2.3.6
2.3.7
2.3.8
2.3.9
2.3.10 Remove the piston (7-30) from piston rod assembly (7-40).
2.3.11 Remove the o-ring seal (8-70) from piston rod assembly (7-40).
2.3.12 Remove the remaining two split ring halves (7-50) and one retainer ring (7-60)
2.3.13 Remove socket cap screws (7-115) with lockwashers (7-110) from
2.3.14 Refer to assembly drawing page 2 of 2 Detail "D". Remove hex nuts (7-105) from
2.3.15 Remove socket cap screws (7-100) with lockwashers (7-110) from
2.3.16 Remove inner end cap (7-10) off of piston rod assembly (7-40).
2.3.17 Unscrew and remove piston rod assembly (7-40) from drive module.
2.3.18 It is not necessary to remove pipe plugs (7-210) from inner end cap (7-10) and
2�4
Drive Module Disassembly
NOTE:
Review Section 2 notes and steps 2.1.1 through 2.1.5 General Disassembly before proceed-
ing with Drive Module Disassembly.
2.4.1
NOTE:
For steps 2.4.2 through 2.4.9 refer to assembly drawing page 2 of 2 Section A-A and Detail "A".
2.4.2
NOTE:
Step 2.4.3 is used only on GTD01, GTD2 and GTD3 Drive Modules. Drive Modules GTD4
and GTD5 will skip steps 2.4.3 and continue with step 2.4.4.
Actuator Disassembly
Remove the jam nut (7-190) from stop screw (7-180).
Remove stop screw (7-180) from outer end cap (7-80).
Remove hex nuts (7-90), with lockwashers (7-95), from tie bars (7-20).
Remove outer end cap (7-80) from cylinder (7-70) and tie bars (7-20).
Unscrew and remove tie bars (7-20) from inner end cap (7-10).
Remove the cylinder (7-70) from piston (7-30) and inner end cap (7-10).
Refer to assembly drawing page 2 of 2 Detail "E". Remove two split ring halves (7-
50) and one retainer ring (7-60) from outboard end of piston rod assembly (7-40).
from piston rod assembly (7-40).
inner end cap (7-10).
socket cap screws (7-100).
inner end cap (7-10).
outer end cap (7-80) for normal or routine actuator service.
If not already removed remove piston rod assemblies (3-40) and (7-40) from drive
module (1-10).
Before removing position indicator (1-220), record or mark it's position. Remove
position indicator (1-220).
Section 2: Actuator Disassembly
January 2013
6
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