NuFlo Barton 202E, User Manual

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2ANGE#HANGE
#HANGINGTHERANGEOFTHE-ODEL$05REQUIRESREPLACINGTHEBELLOWSUNIT
ASSEMBLYWITHAUNITOFTHEDESIREDRANGESEE"5!2EPLACEMENTPAGE
7!2.).'
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02%3352%#(%#+02/#%$52%
3EE#LEANINGAND)NSPECTIONONPAGE
./4% ˆ4HECALIBRATIONRANGEOFTHE$05WASCAREFULLYSETATTHEFACTORY4HE
FOLLOWINGPROCEDUREMAINTAINSTHEORIGINALFACTORYBELLOWSTRAVELSETTINGWHILE
THERANGESPRINGCHANGEISPERFORMED
4HISPROCEDUREMUSTBESTRICTLY
FOLLOWEDWHILECHANGINGTHERANGESPRINGASSEMBLYORALTERINGTHE
ADJUSTMENT
4OREPLACETHERANGESPRINGASSEMBLYWITHEITHERANEWASSEMBLYOFTHESAME
RANGEORONEWITHADIFFERENTRANGEVALUEPROCEEDASFOLLOWSTHISPROCEDURE
ASSUMESTHATTHE$05ISEITHERCONNECTEDTOANINDICATINGINSTRUMENTORlTTED
WITHASCALEANDPOINTERTOMEASURETORQUETUBESHAFTMOVEMENT
! )NCH$IAMETER"ELLOWS
2EMOVETHE$05FROMSERVICE
2EMOVETHEPRESSUREHOUSINGBOLTSANDTHELOWPRESSUREHOUSING
7ITHTHEPOINTERATZEROREMOVETHESPRINGRETAINERSCREWRETAINER
SPRINGSANDTHERANGESPRINGASSEMBLY
./4% ˆ4HEPOINTERWILLSHIFTFROMZERO4HISISANORMALACTIONANDTHE
POINTERSHOULDNOTBEREADJUSTEDATTHISPOINT
)NSTALLTHENEWRANGESPRINGASSEMBLYONTOTHEPUSHRODANDREPLACE
THESPRINGRETAINERSCREW
)FTHEPOINTERISSETABOVEZEROROTATETHESPRINGADJUSTMENTCLOCKWISE
UNTILTHEPOINTERISSETATZERO)FTHEPOINTERISBELOWZEROROTATETHE
SPRINGADJUSTMENTCONTERCLOCKWISEUNTILTHEPOINTERISSETATZERO
2EPLACEANDTIGHTENTHELOCKNUT)FTHEPOINTERSHIFTSFROMZEROLOOSEN
THELOCKNUTANDRESETTHEPOINTERASINSTEP4IGHTENTHELOCKNUT
2EPLACETHELOWPRESSUREHOUSINGANDBOLTSNEWGASKETSARERECOM
MENDED 5SETHETORQUEVALUESLISTEDONPAGE
#ALIBRATEINACCORDANCEWITHTHETECHNICALMANUALFORTHEACTUATED
INSTRUMENT
" )NCH$IAMETER"ELLOWSICKOFF3PRINGABOVEINCHESWC
2EMOVETHEINSTRUMENTFROMSERVICE
2EMOVETHEPRESSUREHOUSINGBOLTSANDTHELOWPRESSUREHOUSING
7ITHTHEPOINTERSETATZEROREMOVETHELOCKNUTRETAINERNUTSANDTHE
RANGESPRINGASSEMBLY4OREMOVETHERANGESPRINGASSEMBLYROTATE
THEASSEMBLYCOUNTERCLOCKWISEWHILEPULLINGOUTWARDONTHEASSEMBLY
./4% ˆ4HEPOINTERWILLSHIFTFROMZERO4HISISANORMALACTIONANDTHE
POINTERSHOULDNOTBEREADJUSTEDATTHISPOINT