Changing Materials; A (Red) And B (Blue) Components - Graco HFR Setup And Operation
For nvh
foam - cart
hydraulic, plural-component, fixed-ratio proportioner.
for dispensing nvh foam.
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Also See for HFR:
- Setup and operation manual (112 pages) ,
- Setup and operation (96 pages) ,
- Setup (120 pages)
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A (Red) and B (Blue) Components
Changing Materials
•
When changing materials, flush the equipment mul-
tiple times to ensure it is thoroughly clean.
•
Always clean the fluid inlet strainers after flushing.
•
Check with your material manufacturer for chemical
compatibility.
•
Most materials use ISO on the A (Red) side, but
some use ISO on the B (Blue) side. See the follow-
ing section.
A (Red) and B (Blue) Components
IMPORTANT!
Material suppliers can vary in how they refer to plural
component materials.
Be aware that when standing in front of the manifold on
proportioner:
•
Component A (Red) is on the left side.
•
Component B (Blue) is on the right side.
12
For all machines:
•
The A (Red) side is intended for ISO, hardeners,
and catalysts.
•
If one of the materials being used is moisture-sensi-
tive, that material should always be in the A (Red)
side.
•
The B (Blue) side is intended for polyols, resins, and
bases.
3A2797R
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