Installation, Operation and Maintenance Manual
VA-DC-000-1803 Rev. 2
July 2020
15
Section 2: Actuator Disassembly
Actuator Disassembly
2.5.10 Remove at head screw (20 - 10 - 330) from the manifold (20 - 10 - 10).
2.5.11 Remove disc, control valve (20 - 10 - 290) from the manifold (20 - 10 - 10).
2.5.12 Remove seal O-ring (20 - 20 - 40) from the manifold (20 - 10 - 10).
2.5.13 Remove seal O-ring (20 - 20 - 90) and backup ring (20 - 20 - 100) from back plate,
control valve (20 - 10 - 320).
2.5.14 Remove seal O-ring (20 - 20 - 110) and backup ring (20 - 20 - 120) from piston,
control valve (20 - 10 - 310).
2.5.15 Remove seal O-ring (20 - 20 - 40) and backup ring (20 - 20 - 50) from stem,
control valve (20 - 10 - 280).
2.5.16 Remove pump rod (20 - 10 - 50) from pump cylinder (20 - 10 - 20).
2.5.17 Remove rod wiper (20 - 20 - 20), rod bushing (20 - 20 - 30) and polypak seal (20 -
20 - 10) from the pump cylinder (20 - 10 - 20) bore.
2.5.18 Remove retainer ring (20 - 10 - 80) from manifold (20 - 10 - 10).
2.5.19 Use 1/4 - 20 UNC socket cap screw (20 - 10 - 240) as provided in service kit to
remove the pin, cylinder (20 - 10 - 60) from the manifold (20 - 10 - 10). Remove
the pump cylinder (20 - 10 - 20).
2.5.20 Remove seal O-ring (20 - 20 - 40) and backup ring (20 - 20 - 50) from the pin,
cylinder (20-10-60).
2.5.21 Remove seal O-ring (20 - 20 - 60) and backup ring (20 - 20 - 70) from the pump
cylinder (20 - 10 -20).
2.6 M18 Reservoir Disassembly
2.6.1 Remove acorn nut (10 - 50), counter sink washer (10 - 60) and thread seal (10 - 70)
from the end cap, upper (10 - 10).
2.6.2 Remove end cap, bottom (10 - 40) by tapping from the open end of center
bar (10 - 30).
2.6.3 Remove seal O-ring (10 - 100) from the end cap, bottom (10 - 40).
2.6.4 Remove end cap, upper (10 - 10) from the reservoir cylinder (10 - 20).
2.6.5 Remove seal O-ring (10 - 100) from the end cap, upper (10 - 10).
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