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Operation Basics
311321H 17
Initial Set Up
1. Install female quick disconnect fitting to air
supply hose bundled with chemical supply
hoses.
2. Connect coupling block to hose bundle.
Connect A-Isocyanate hose (red-tape) to
notched fitting on coupling block. Connect
R-Resin hose (blue-tape) to fitting without
notches on coupling block.
3. Close both manual valves.
4. Pressurize A and R chemical hoses. Check
for leaks. See Proportioner manual.
5. Bleed air from chemical hoses.
a. Use separate waste containers for
A-ISO and R-Resin.
b. Hold coupling block with exit ports
pointed into waste container.
c. Open one manual valve at a time to dis-
pense into waste container.
d. Bleed each side until chemical leaving
hoses is free of air.
e. Close both manual valves.
6. Use cloth soaked in gun cleaner to clean
coupling block and mating surfaces.
7. Set safety stop to CLOSED (SERVICE).
8. Install coupling block to gun.
9. Proceed with daily start-up and shutdown
procedures.