RobinAir AC1234-6 Tablet Accessory User Manual


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Operating Instructions — Hose Flush
WARNING: To prevent personal
injury while working with
refrigerant, read and follow the
instructions and warnings in
this manual, and wear protective
equipment such as goggles and
gloves.
Flushing the Hoses
Ifthemachinewillbeusedtoserviceahigh-voltage
compressorsystem,itisveryimportantthatresidualoil
(suchasPAG)fromthepreviousserviceisushedout
ofthehosesandplumbingbeforebeginningthehigh-
voltageservice.
Atthebeginningofeverychargeprocess,themachine
displays
CHARGINGAHIGHVOLTAGESYSTEM
WITHPOEOIL?
IfOKisselected,themachineguidesyouthroughthe
HoseFlushprocedure.
Note: The Hose Flush procedure may also be selected
from the Setup menu.
1.Connecttheservicehosestothemachine’sstorage
portconnections(showninFigure9).
2.Openthecouplervalvesbyturningthecollars
clockwise.
3.SelectOK tobeginthehoseushprocess,which
runsforthreeminutes,followedbyarecovery.
4.Whenthehoseushingprocessiscomplete,the
displayreads
HOSEFLUSHINGOK
PRESSOKTOCONFIRM
PressOKtoconrmthedisplaymessages.
5.Closethecouplervalvesbyturningthecollars
counterclockwise.
6.PressOK toreturntothepreviousmenu.
Figure 9
Storage
Port
Connections
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