Flush Inlet Strainer Screen - Graco Reactor 2 H-30 Repair Parts

Hydraulic proportioning systems
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Flush Inlet
Inlet Strainer
Strainer Screen
Flush
Flush
Inlet
Strainer
The inlet strainers filter out particles that can plug the
pump inlet check valves. Inspect the screens daily as
part of the startup routine, and clean as required.
Isocyanate can crystallize from moisture
contamination or from freezing. If the chemicals used
are clean and proper storage, transfer, and operating
procedures are followed, there should be minimal
contamination of the A-side screen.
Note
Clean the A-side screen only during
daily startup. This minimizes moisture
contamination by immediately flushing
out any isocyanate residue at the start of
dispensing operations.
1. Close the fluid inlet valve on the y-strainer inlet
and shut off the appropriate feed pump. This
prevents material from being pumped while
cleaning the screen.
2. Place a container under the strainer base to catch
drain off when removing the strainer plug (C).
3. Remove the screen (A) from the strainer
manifold. Thoroughly flush the screen with
compatible solvent and shake it dry. Inspect the
screen. No more than 25% of the mesh should
be restricted. If more than 25% of the mesh is
blocked, replace the screen. Inspect the o—ring
(B) and replace as required.
334946H
Screen
Screen
4. Ensure the pipe plug (D) is screwed into the
strainer plug (C). Install the strainer plug with the
screen (A) and o—ring (B) in place and tighten.
Do not overtighten. Let the gasket make the seal.
5. Open the fluid inlet valve, ensure that there are
no leaks, and wipe the equipment clean. Proceed
with operation.
Repair
51

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