ATD Tools ATD-3306 Manual

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5.Checkthepressurereadingonthegaugeimmediatelyafterreachingthevehiclemanufacturer’srecommendedpressure.

Ifthepre ssuredrops,thereisaleakintheradiatorcap.Afterpressuretestingiscompleted,pressthereleasebuttonon

thequickcoupleruntilthereadingonthegaugerea ds0.Removequick

couplerfromradiatorcapandthenremovethe

originalradiatorcapfromtheoriginalradiatorcapconnector.Discardoriginalradiatorcapandreplacewithnewcapif

leakingorifitdoesnotmeetvehiclemanufacturer’srec ommendations.

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PURGINGANDREFILLINGCOOLINGSYSTEM:

PURGECOOLINGSYSTEM:

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1. Draincoolantfromradiator.

2. Removethepurgeandrefilltool（#22）fromthetestkitandhangthetoolinaconvenientlocationunderthe

hoodwiththehookprovided. 

3. Choosethecorrectradiatorcapforthevehiclebeingtested,ortheuniversalrubberradiatoradapter（#23）from



thetestkitandinstalltheone ofyourchoiceonthecoolingsystemopening.Fastenthequickcouplerattheend

ofthehoseonthepurgeandrefilltooltotheradiatorcapsecurely.



4. Turnvalve(#27)totheopenpositionandvalve(#26)totheclosed

position.

5. Connectairsupplytothepurgeandrefilltool（#22） andpressoperatingbuttonuntilthepressurereaches

20‐25Hg(50‐60cmHg).Turnvalve(#27)totheclosedpositionandpressON/OFFSWITCH(#28)off.

 

REFILLCOOLINGSYSTEM:

1. Connectthecoolanthose(#24A)tothecoolanthosequickcoupler(#29)andsubmergeincoolant.

2. Assurethatvalve(#27)isintheclosedpositionandthatthereiscoolantinthecoolanthose.

3. Turnvalve(#26)totheopenpositiontoallowthecoolanttorefillthe

coolingsystem.

4. Therefilliscompletewhenthegaugereads0.



Note:Pleasecheckthecoolantlevelandaddcoolantasnecessarytotheproperlevel.