User Manual

21
554228 Rev. E July 30, 2013
Replace the Filter-Drier
Thelter-drierisdesignedtotrapacidand
particulates,andtoremovewaterfromrefrigerant.
TomeettheSAEJ-2788mandateforadequate
moistureandcontaminantremoval,thelter-
driermustbereplacedafter150lbs.(68kg)of
refrigeranthasbeenltered.
Therefore, you no longer have a choice—the
lter-drier must be replaced.Theunitgivesa
warningwhen100lbs.oftheltercapacityhas
beenused;the unit locks down when the 150
lb. lter capacity has been reached and will no
longer function.Forthisreason,alwayshavea
spareRobinairNo.34724lter-drieronhand.
Check Remaining Filter Capacity
1.SelectSETUP MENU.ScrolltoMAINTAIN
FILTERandselectSTART.Theunitdisplays
FILTERCAPACITYUSED:XXXLBS
FILTERCAPACITYREMAINING:XXXLBS
CHANGEFILTERNOW?
SELECTYESTOCHANGEFILTEROR
NOTOCONTINUE.
 Theunitdisplaystheamountofrefrigerant
recoveredsincethelastlterchange,andthe
amountofltercapacityremaininguntilthe
machinelocksdown.
2.SelectYEStochangethelter;NO toresume
usingthemachine.
Change the Filter
1.IfYES wasselectedattheendoftheCheck
Remaining Filter Capacityprocedure,theunit
displays
____________________
ENTERNEWFILTERSERIALNUMBER
SELECTSAVETOCONTINUE
OREXITTOABORT.
2. Usethekeypadtoentertheserialnumberthat
appearsonthenewlter-drier,andselectSAVE.
Note: If SERIALNUMBERUSEDORINVALIDis
displayed, the serial number has been incorrectly
entered or the lter-drier has already been used in
this unit.
3. Ifthereispressureinthelter,theunitperformsa
clearingprocessanddisplaysCLEARINGFILTER.
IMPORTANT: Use only authentic
Robinair No. 34724 lter-driers in
this machine. All performance tests
and claims are based on using this
specic lter-drier.
Only the Robinair No. 34724 lter-
drier includes the code necessary to
make the unit operable again.
Enter the Serial No. for a New Filter-Drier
Thenumericalkeysonthekeypadinclude
analphabetthatisusedtoentertheserial
numbercodeforthenewlter-drier.The
procedureissimilartotextmessaging.For
example,
To enter an “A”:
Pressthe2 key
oncetoseethe
“A”onthedigital
display.
To enter a “2”:
Pressthe2 key
fourtimestosee
the“2”onthe
digitaldisplay.
Aftertheappropriateletterisshownonthe
display,pauseforamomentuntilthecursor
movestothenextposition.
Operating Tips
Maintenance