Flushing
FlushingTo prevent fireand explosion, flush equipment only
in a well-ventilateda rea. Do not spray flammable
fluids. Do not turn on heaters while flushing with
flammable solvents.
• Flush out old fluid with new fluid, or flush out old
fluid with a compatible solvent before introducing
new fluid.
• Use the lowest possible pressurewhen flushing.
• All wetted parts are compatible with common
solvents. Use only moisture-free solvents.
• Toflushfeedho
ses, pumps, and heaters
separately from heated hoses, set PRESSURE
RELIEF/SPRAY valves (SA, SB) to PRESSURE
RELIEF/CIRCULATION . Flush through bleed
lines (N).
SA SB
GA GB
• To flush entire system, circulate through gun fluid
manifold (with manifoldremoved from gun).
• To prevent moisture from reacting with isocyanate,
always leave the system filled with a moisture-free
plasticizer or oil. Do not use water. Never
leave the system dry. See Important Two-
Component MaterialInformation, page 7.
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