RobinAir AC1234-6 Tablet Accessory User Manual


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44
Vacuum Function
Display Message: PRESSURE TOO HIGH
BeforethemachinebeginsevacuatingtheA/Csystem,
itchecksforpressureinthesystemthatmightdamage
thevacuumpump.Ifpressuregreaterthan0.7baris
detected,themachinedisplays
PRESSURETOOHIGH
CHECKCONNECTIONS
SelectOK,andrecoverrefrigerantbeforeproceeding.
Display Message: Vacuum Time X:XX Min
Ifaleaktestwasprogrammed,andaleakisdetected,
themachinedisplays
VACUUMTIMEX:XXMIN
LEAKTESTRESULTNEGATIVE
PressESCtoexittheautomaticsequenceandperform
neededrepairs.PressOKtocontinuetheautomatic
sequencedespitethefailedleaktest.
Toensureanaccurateleaktest,itisimperativethat
athoroughrecoveryandevacuationofthesystembe
performed.Duringtherecoveryprocess,coldspotscan
developintheA/Csystem.Pocketsofrefrigerantin
desiccantandinsystemoilwillcontinuetovaporizeas
theA/Csystemtemperatureequalizestowardambient.
Asthisoccurs,A/Csystempressurewillincrease,
whichmaybeinterpretedbythemachineasaleak.
Thiswillvarysomewhatwithambienttemperature
conditions.
Troubleshooting Procedures
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