User Manual

22
Maintenance
4.Thedisplayreads
CAREFULLYREMOVEUSEDFILTERAND
INSTALLNEWFILTER.
SELECTEXITTOFINISH
 Openthereardooroftheunitandunscrewthe
oldlter.SeeFigure12.
5. Lookatthenewlter—verifybotho-ringsare
lubricatedandcorrectlylocatedinthegrooves.
SeeFigure13.Threadthenewlterintoplace
andtighten.
6.Closethereardoor.SelectEXIT.Thelter-drier
replacementiscomplete.
Replace the Filter-Drier contd.
Filter-
Drier
Figure 12
rear view without shroud
Scale Calibration Check
Thecalibrationcheckisusedtoensuretheunit’s
internalscaleisalwayscalibrated.Duringthistest,
useonlythecalibrationweightthatisprovidedwith
theunit.
1.SelectSETUP MENU.ScrolltoCALIBRATION
CHECKandselectSTART.
2.Theunitdisplays
MAKESURENOTHINGISATTACHEDTOTHE
TESTMAGNETUNDERNEATHTHEUNIT.
PRESSSTARTTOBEGINOREXITTO
ABORT.
 RefertoFigure14,andverifythemagnetonthe
bottomoftheunitisclean.SelectSTART.
3.Theunitdisplays
INSTALLSTEELCALIBRATIONBALLONTO
MAGNETUNDERNEATHUNIT.PRESSNEXT
TOCONTINUEOREXITTOABORT.
 Attachtheweightprovidedtothemagnetonthe
bottomoftheunit.SelectNEXT.
• Ifthedisplayshows
CALIBRATIONCHECKPASSED
PRESSEXITTOCONTINUE
 thescaleisincalibration.SelectEXIT.
• IfthedisplayshowsCALIBRATIONCHECK
FAIL,thescaleisoutofcalibration.Contact
anauthorizedRobinairservicecenterfor
assistance.
Magnet
Figure 14
O-rings
Figure 13