Installation, Operation and Maintenance Manual
VA-DC-000-1803 Rev. 2
July 2020
17
Section 3: Actuator Reassembly
Actuator Reassembly
3.2.1 If guide bar bearings are being replaced install new bearings into guide block (1 - 30).
NOTE:
The guide bar bearing must be pressed into guide block guide bar bore with the seam
located ±5 degrees of the top or bottom centerline as shown in Section A-A.
NOTE:
G01 model actuators skip steps 3.2.2 through 3.2.13 and continue reassembly at
step 3.2.14.
3.2.2 Lubricate guide block (1-30), two spherical washers (1 - 40), and one extension rod
assembly (1 - 50).
3.2.3 Install one spherical washer (1 - 40) into the side of guide block (1- 30).
NOTE:
The spherical side of washer (1 - 40) will be facing to the outside of guide block (1 - 30).
3.2.4 Install second spherical washer (1 - 40) over threaded end of extension rod
assembly (1 - 50).
NOTE:
The spherical side of the washer will go on the extension rod assembly facing the head of
the extension rod assembly.
3.2.5 Install extension rod assembly (1 - 50) into guide block (1-30) and up against the
rst spherical washer (1 - 40).
3.2.6 Install extension retainer nut assembly (1 - 60) over extension rod assembly
(1 - 50) and screw into guide block (1 - 30).
3.2.7 Tighten extension retainer nut assembly (1 - 60) until extension rod assembly
(1 - 50) cannot move. Back off the extension retainer nut assembly (1 - 60) just
enough to allow for extension rod assembly (1 - 50) to move freely.
3.2.8 Lubricate two spherical washers (9 - 40) and one extension rod assembly (9 - 50).
3.2.9 Install one spherical washer (9 - 40) into the side of guide block (1 - 30).
NOTE:
The spherical side of washer (9 - 40) will be facing to the outside of guide block (1 - 30).
3.2.10 Install second spherical washer (9 - 40) over threaded end of extension rod
assembly (9 - 50).
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