Maintenance – Robinair 34288 Recovery, Recycling, Recharging Unit User Manual
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543175 Rev. H, June 25, 2013
Replace the Filter-Drier
The .filter-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 .filter-drier .must .be .replaced .
after .150 .lbs . .(68 .kg) .of .refrigerant .has .been .filtered .
Therefore, you no longer have a choice—the
filter-drier must be replaced. .The .unit .gives .a .
warning .when .100 .lbs . .of .the .filter .capacity .has .been .
used; .the unit locks down when the 150 lb.
filter capacity has been reached and will no
longer function . .For .this .reason, .always .have .a .spare .
Robinair .No . .34724 .filter-drier .on .hand .
Check Remaining Filter Capacity
1 . .Press .MENU .
2 . .Use .the .arrow .keys .to .scroll .through .the .menu .to .
MAINTAIN .FILTER, .and .press .START / YES . .
The .unit .displays
XXX .LBS .FILTERED
RECOVER .LOCKOUT .IN .XXX .LBS
REPLACE .FILTER .NOW?
PRESS .STOP .TO .EXIT
3 . .Press .STOP / NO .to .exit .
Change the Filter
1 . .Press .MENU .
2 . .Use .the .arrow .keys .to .scroll .through .the .menu .to .
MAINTAIN .FILTER, .and .press .START / YES . .
The .unit .displays
XXX .LBS .FILTERED
RECOVER .LOCKOUT .IN .XXX .LBS
REPLACE .FILTER .NOW?
PRESS .STOP .TO .EXIT
3 . .Press .START / YES .to .proceed .
4 . .If .there .is .pressure .in .the .filter, .the .unit .begins .a .
clearing .process . .When .complete, .the .display .reads .
ENTER .10 .DIGIT .SERIAL .NUMBER . .Use .the .
arrow .keys .to .enter .the .serial .number .that .appears .
on .the .new .filter-drier, .and .press .START / YES .
Maintenance
IMPORTANT: Use only authentic Robinair
No. 34724 filter-driers in this machine. All
performance tests and claims are based
on using this specific filter-drier.
And only the Robinair No. 34724 filter-
drier includes the code necessary to
make the unit operable again.
Enter the Serial No. for a New Filter-Drier
Use .an .arrow .key .to .change .the .selected .digit .to .
the .corresponding .number .or .letter .in .the .serial .
number . .When .the .correct .letter .or .number .is .
displayed, .press .START / YES .to .select .it .and .
move .to .the .next .digit . .Repeat .this .process .until .
the .entire .serial .number .has .been .entered, .and .
press .START / YES .
Operating Tips