Flushing
Flushing Flushing
Flushing
Toavoidreandexplosion:
•Flushequipmentonlyinawell-ventilatedarea.
•Donotturnonheatersuntiluidlinesareclear
ofsolvent.
•Flushoutolduidwithnewuid,orushoutold
uidwithacompatiblesolventbeforeintroducing
newuid.
•Usethelowestpossiblepressurewhenushing.
•Allwettedpartsarecompatiblewithcommon
solvents.Useonlymoisture-freesolvents.
Toushfeedhoses,pumps,andheaters
separatelyfromheatedhoses,setPRESSURE
RELIEF/SPRAYvalves(SA,SB)toPRESSURE
RELIEF/CIRCULATION
.Flushthroughbleed
lines(N).
Toushentiresystem,circulatethroughgunuid
manifold(withmanifoldremovedfromgun).
Topreventmoisturefromreactingwith
isocyanate,alwaysleavethesystemlled
withamoisture-freeplasticizeroroil.Donot
usewater.Neverleavethesystemdry.See
ImportantIsocyanateInformation,page7.
48 333024S