Vmac VR70 - System Specifications

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7.Ifthetankhasasmallspringandthimblescreen,thescreencanberemovedbycarefullypushingit
outoftheoilscavengeholefromtheinsideofthetank.
8.Ifthesystemdoesnothaveasmallspring,thescav engescreenwillbe
locatedinsidethetank
coalescingchamberandisretainedbyasmallscrew.
9.Checkthethimblescreenorscavengescreenforcontaminationordamage.Ifcontaminated,cleanas
necessaryandblowoutwithcompressedair.Ifdamaged,replacethethimblescreenorscavenge
screen.
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10.InstallnewO‐
rings(includingthesmallO‐ringfortankswiththeinternalscavenges creen)andrear
capseal.
11.ThoroughlycleanthelargespringandthespringplateonVR140systems.Removeanyrustor
contaminants.
12.Installthelargespring(withspringplateon140systems–taperedendawayfrom
thefilter)anda
newcoalescingseparatorelement.Makesurethatthespringisinplace,asitholdsthecoalescing
separatorelementtightagainsttherearcapseal. 
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Thelargespringalsoprevents
electrostaticbuildupbygrounding
thecoalescingseparatorelement.
Ifthespringisnotinstalled,an
electricarcmayoccur,whichcould
resultinanexplosion,potential
tankruptureorfire.
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Thecoalescingseparatorelement
servicekitmayincludeawave‐type
spring(Figure6.1).Replacethelarge
coilspringwiththewave springand
discardthecoilspring.
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13.Installthedischargecapandtorquetheboltstospecifications.
14.Installthelinesonthebackofthetank.
15.
Removethefillerplugfromtheairinletcontrolvalve.
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Ifyouusesolventsforcleaning,
thoroughlyrinsethepartswith
hotwatertoremoveallsolvent
residues.