Graco 313539F important safety instructions Flushing, Relief/Circulation

Flushing

Flushing

Flush equipment only in a well-ventilated area. 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 pressure when flushing.

•All fluid components are compatible with common solvents. Use only moisture-free solvents.

•To flush feed hoses, 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
N
	N
	ti9880a

•To flush entire system, circulate through gun fluid manifold (with manifold removed from gun).

•To prevent moisture from reacting with isocyanate, always leave the system dry or filled with a mois- ture-free plasticizer or oil. Do not use water. See page 6.

38 313539F