PC200_Manual_REV_G-1.pdf - 第32页

PC200 PVA Revis ion G (201 9) 32 of 56 Fig ure 56 : O - rings in the F luid Mani fol d 40. With the let tering on the front, put the flui d manifold on the se al plate and install four machine screws. Fig ure 57 : Flu id…

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PC200
PVA
Revision G (2019)
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Figure 53: Sealing Washer
35. Put the jam nut on the stroke adjustment screw and turn it until it is tight to
the sealing washer.
Figure 54: Jam Nut
36. Put the cylinder cap on the air cylinder.
37. Install the four machine screws.
38. Use a 5/32” hex key to tighten the screws to the separation block.
NOTE: Line up the air hole on the cylinder on the right side of the separation
block.
Figure 55: Cylinder Cap Installed on the Valve
39. Apply silicone grease to two 016 O-rings and put them in the grooves of the
fluid manifold.
PC200
PVA
Revision G (2019)
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Figure 56: O-rings in the Fluid Manifold
40. With the lettering on the front, put the fluid manifold on the seal plate and
install four machine screws.
Figure 57: Fluid Manifold Aligned with Valve
41. Use a 5/32” hex key to tighten the screws.
42. The PC200 valve and its mechanical portion are now assembled.
43. Additional air and fluid fittings should be correctly sized and installed in the
applicable ports on the valve for operation.
Figure 58: Assembled Valve
PC200
PVA
Revision G (2019)
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Periodic Maintenance
How to Replace a Static Mixer
Remove the old static mixer and do the steps in Section 3.2 to install a new static mixer.
How to Replace Lip Seals
The PC200 valve will require lip seal replacement periodically. The interval between seal
replacement varies widely depending on duty cycle, material type, and day to day care
of the valve. It is highly recommended that spare parts kits and a tool kit be on hand for
fast and easy seal replacement. Refer to Section 9 for spare parts kits information.
For a more extensive valve rebuild, refer to Sections 6 and 7 for a complete bill of
materials and exploded drawings.
Seal Plate Lip Seals
1. Disassemble and clean the valve.
2. Do steps 1-8 in Section 4.3 and replace the lips seals in the seal plate.
3. Refer to Section 4.3 to assemble the valve again.
Fluid Section Lip Seals
1. Disassemble and clean the valve.
2. Do steps 1-11 in Section 4.3 and replace the lips seals in the seal plate.
3. Refer to Section 4.3 to assemble the valve again.
How to Replace Valve Rods
1. Disassemble and clean the valve.
2. Do steps 1-2 in Section 4.3 and replace the rods.
3. Refer to Section 4.3 to assemble the valve again.
How to Replace Sleeve Bearings
1. Disassemble and clean the valve.
2. Do steps 1-7 in Section 4.3 and replace the sleeve bearings in the separation
block.
3. Refer to Section 4.3 to assemble the valve again.