Graco Reactor 2 H-XP3

Repair
Flush Flush
Flush
Inlet Inlet
Inlet
Strainer Strainer
Strainer
Screen Screen
Screen
Theinletstrainerslteroutparticlesthatcan
plugthepumpinletcheckvalves.Inspectthe
screensdailyaspartofthestartuproutine,and
cleanasrequired.
Isocyanatecancrystallizefrommoisture
contaminationorfromfreezing.Ifthechemicals
usedarecleanandproperstorage,transfer,and
operatingproceduresarefollowed,thereshould
beminimalcontaminationoftheA-sidescreen.
Note
CleantheA-sidescreenonlyduring
dailystartup.Thisminimizesmoisture
contaminationbyimmediatelyushing
outanyisocyanateresidueatthestartof
dispensingoperations.
1.Closetheuidinletvalveonthey-strainer
inletandshutofftheappropriatefeed
pump.Thispreventsmaterialfrombeing
pumpedwhilecleaningthescreen.
2.Placeacontainerunderthestrainerbaseto
catchdrainoffwhenremovingthestrainer
plug(C).
3.Removethescreen(A)fromthestrainer
manifold.Thoroughlyushthescreenwith
compatiblesolventandshakeitdry.Inspect
thescreen.Nomorethan25%ofthemesh
shouldberestricted.Ifmorethan25%ofthe
meshisblocked,replacethescreen.Inspect
theo—ring(B)andreplaceasrequired.
4.Ensurethepipeplug(D)isscrewedintothe
strainerplug(C).Installthestrainerplug
withthescreen(A)ando—ring(B)inplace
andtighten.Donotovertighten.Letthe
gasketmaketheseal.
5.Opentheuidinletvalve,ensurethatthere
arenoleaks,andwipetheequipmentclean.
Proceedwithoperation.
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