Installation, Operation and Maintenance Manual
VA-DC-000-1803 Rev. 2
July 2020
11
Section 2: Actuator Disassembly
Actuator Disassembly
2.3.11 Remove hex cap screws (1 - 120), with lock washers (1 - 115), from housing
cover (1 - 20).
2.3.12 Using hex cap screws (1 - 110), install into holes vacated by hex cap screws
(1 - 120). Use these hex cap screws to jack the housing cover up for removal.
Alternately rotate the hex cap screws clockwise until housing cover (1 - 20) is clear
of housing (1 - 10).
NOTE:
G01, G2, G3 and G4 model housing cover will have cast tabs for placing prying tools to aid
in cover removal.
2.3.13 Remove housing cover (1 - 20) from housing (1 - 10).
NOTE:
Groove pins (1 - 130) will remain in housing cover (1 - 20) when housing cover is removed
from housing (1 - 10). Groove pins (1 - 130) should not be removed from housing cover
(1 - 20) unless they are damaged and require new replacements.
2.3.14 Refer to assembly drawing sheet 2 Detail "B". Remove guide bar (1 - 90) from
housing (1 - 10).
2.3.15 Remove top yoke pin thrust bearing (2 - 10) from top of yoke pin (1 - 80).
2.3.16 Rotate the arms of yoke (1 - 70) to the center position of housing (1 - 10).
2.3.17 Remove yoke (1 - 70) with yoke pin (1 - 80); guide block (1 - 30) and two yoke /
guide block bushings (2 - 30), by lifting the yoke up and out of the housing (1 - 10).
2.3.18 Remove bottom yoke pin thrust bearing (2 - 10) from inside bottom of
housing (1 - 10).
2.3.19 Remove yoke pin (1 - 80) by inserting 3/8" - 16 UNC screw into top of the yoke pin
and pull straight up and out.
2.3.20 Remove guide block (1 - 30) from between the arms of yoke (1 - 70).
2.3.21 Remove yoke / guide block bushing (2 - 30) from top of guide block (1 - 30).
2.3.22 Remove yoke / guide block bushing (2 - 30) from the top of the lower yoke arm of
yoke (1 - 70).
NOTE:
G01 model actuators skip steps 2.2.23 through 2.2.25 and continue disassembly at
step 2.2.26.
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