Safety Instructions

Maintenance
Gun Gun
Gun
Check Check
Check
Valve Valve
Valve
Screens Screens
Screens
Cleanguncheckvalvescreensregularly.Seegun
manual.
Dust Dust
Dust
Protection Protection
Protection
Useclean,dry,oil-freecompressedairtoprevent
dustbuilduponcontrolmodules,fans,andmotor
(undershield).
Vent Vent
Vent
Holes Holes
Holes
Keepventholesonbottomandbackofelectrical
enclosureandsidesandbackoftransformer
enclosureopen..
Flush Flush
Flush
Inlet Inlet
Inlet
Strainer Strainer
Strainer
Screen Screen
Screen
Theinletstrainers󰘰lteroutparticlesthatcanplugthe
pumpinletcheckvalves.Inspectthescreensdailyas
partofthestartuproutine,andcleanasrequired.
Isocyanatecancrystallizefrommoisture
contaminationorfromfreezing.Ifthechemicalsused
arecleanandproperstorage,transfer,andoperating
proceduresarefollowed,thereshouldbeminimal
contaminationoftheA-sidescreen.
Note
CleantheA-sidescreenonlyduring
dailystartup.Thisminimizesmoisture
contaminationbyimmediately󰘱ushing
outanyisocyanateresidueatthestartof
dispensingoperations.
1.Closethe󰘱uidinletvalveatthepumpinletand
shutofftheappropriatefeedpump.Thisprevents
materialfrombeingpumpedwhilecleaningthe
screen.
2.Placeacontainerunderthestrainerbasetocatch
drainoffwhenremovingthestrainerplug(C).
3.Removethescreen(A)fromthestrainer
manifold.Thoroughly󰘱ushthescreenwith
compatiblesolventandshakeitdry.Inspectthe
screen.Nomorethan25%ofthemeshshould
berestricted.Ifmorethan25%ofthemeshis
blocked,replacethescreen.Inspectthegasket
(B)andreplaceasrequired.
4.Ensurethepipeplug(D)isscrewedintothe
strainerplug(C).Installthestrainerplugwiththe
screen(A)ando-ring(B)inplaceandtighten.Do
notovertighten.Lettheo-ringmaketheseal.
5.Openthe󰘱uidinletvalve,ensurethatthereare
noleaks,andwipetheequipmentclean.Proceed
withoperation.
Figure10
58 334945B