RobinAir AC1234-6 Tablet Accessory User Manual


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41
AC1234-6 Rev. C
Setup, Tank Fill, and Background Tank Fill Functions
Troubleshooting Procedures
Display Message: PURITY TEST FAILED
DuringSETUP,TANK FILL,orBACKGROUND
TANK FILL,ifthemachinedisplays
PURITYTESTFAILED
RECOVERCONTAMINATED
REFRIGERANTFROMSYSTEM
ANDHOSES.
OKTORETRYESCTOQUIT
therefrigerantinthesourcetankiseithernot
R1234yforitiscontaminated.Ineithercase,
itshouldnotbeaddedtotheinternalstorage
vessel(ISV)inthemachine.Thecontaminated
refrigerantsampledbytherefrigerantidentierin
themachinemustberemoved.
A refrigerant recovery machine (No. 25700)
dedicated to contaminated refrigerant is
required for the following steps. Refer to
Figure 27.
1.Connectthetankllhoseadapter(providedin
theAccessoryKit)tothelow-sidecouplerof
the25700refrigerantrecoverymachine.
2.Connecttheotherendoftheadaptertothe
tankllhosettingontheAC1234-6.
3.Connectthedischargehosefromthe25700
toatankspeciedtoreceivecontaminated
refrigerant.
4.Startthe25700andopenthecouplervalve.
Runarecoveryuntilthegaugeonthe25700
indicatesvacuum.
5.Shutoffthe25700.
6.Slowlyandcarefullydisconnecttheadapter
fromthetankllhoseandthe25700.There
maystillbeasmallamountofpressureinthe
line.
No. 25700
Refrigerant Recovery Machine
No. 17990
Contaminated
Refrigerant Tank
Figure 27
Tank Fill Hose
Adapter
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