NuFlo Barton 202E - Range Change; 2-1;8-Inch Diameter Bellows; 3-3;4-Inch Diameter Bellows Without Kickoff Spring


2ANGE#HANGE
#HANGINGTHERANGEOFTHE-ODEL$05REQUIRESREPLACINGTHEBELLOWSUNIT
ASSEMBLYWITHAUNITOFTHEDESIREDRANGESEE"5!2EPLACEMENTPAGE
7!2.).'
()'(02%3352%'!3).34!,,!4)/.3
02%3352%3'2%!4%24(!.03)
()'(02%3352%'!3(!:!2$/.$)3!33%-",9/&4(%$05
"%&/2%2%-/6).'4(%$05(/53).'"/,430%2&/2-4(%
02%3352%#(%#+02/#%$52%
3EE#LEANINGAND)NSPECTIONONPAGE
./4%4HECALIBRATIONRANGEOFTHE$05WASCAREFULLYSETATTHEFACTORY4HE
FOLLOWINGPROCEDUREMAINTAINSTHEORIGINALFACTORYBELLOWSTRAVELSETTINGWHILE
THERANGESPRINGCHANGEISPERFORMED4HISPROCEDUREMUSTBESTRICTLY
FOLLOWEDWHILECHANGINGTHERANGESPRINGASSEMBLYORALTERINGTHE
ADJUSTMENT
4OREPLACETHERANGESPRINGASSEMBLYWITHEITHERANEWASSEMBLYOFTHESAME
RANGEORONEWITHADIFFERENTRANGEVALUEPROCEEDASFOLLOWSTHISPROCEDURE
ASSUMESTHATTHE$05ISEITHERCONNECTEDTOANINDICATINGINSTRUMENTORlTTED
WITHASCALEANDPOINTERTOMEASURETORQUETUBESHAFTMOVEMENT
!  )NCH$IAMETER"ELLOWS
2EMOVETHE$05FROMSERVICE
2EMOVETHEPRESSUREHOUSINGBOLTSANDTHELOWPRESSUREHOUSING
7ITHTHEPOINTERATZEROREMOVETHESPRINGRETAINERSCREWRETAINER
SPRINGSANDTHERANGESPRINGASSEMBLY
./4%4HEPOINTERWILLSHIFTFROMZERO4HISISANORMALACTIONANDTHE
POINTERSHOULDNOTBEREADJUSTEDATTHISPOINT
)NSTALLTHENEWRANGESPRINGASSEMBLYONTOTHEPUSHRODANDREPLACE
THESPRINGRETAINERSCREW
)FTHEPOINTERISSETABOVEZEROROTATETHESPRINGADJUSTMENTCLOCKWISE
UNTILTHEPOINTERISSETATZERO)FTHEPOINTERISBELOWZEROROTATETHE
SPRINGADJUSTMENTCONTERCLOCKWISEUNTILTHEPOINTERISSETATZERO
2EPLACEANDTIGHTENTHELOCKNUT)FTHEPOINTERSHIFTSFROMZEROLOOSEN
THELOCKNUTANDRESETTHEPOINTERASINSTEP4IGHTENTHELOCKNUT
2EPLACETHELOWPRESSUREHOUSINGANDBOLTSNEWGASKETSARERECOM
MENDED5SETHETORQUEVALUESLISTEDONPAGE
#ALIBRATEINACCORDANCEWITHTHETECHNICALMANUALFORTHEACTUATED
INSTRUMENT
"  )NCH$IAMETER"ELLOWS7ITHOUT+ICKOFF3PRINGABOVEINCHESWC
2EMOVETHEINSTRUMENTFROMSERVICE
2EMOVETHEPRESSUREHOUSINGBOLTSANDTHELOWPRESSUREHOUSING
7ITHTHEPOINTERSETATZEROREMOVETHELOCKNUTRETAINERNUTSANDTHE
RANGESPRINGASSEMBLY4OREMOVETHERANGESPRINGASSEMBLYROTATE
THEASSEMBLYCOUNTERCLOCKWISEWHILEPULLINGOUTWARDONTHEASSEMBLY
./4%4HEPOINTERWILLSHIFTFROMZERO4HISISANORMALACTIONANDTHE
POINTERSHOULDNOTBEREADJUSTEDATTHISPOINT