CAMCORP Blower Package with Roots Blower - Manual (Page 48)

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ROOTS, RAM, URAI and WHISPAIR are trademarks of Dresser, Inc.
Dresser Design and Universal RAI are registered trademarks of Dresser, Inc.
Blower
Frame
Size
Fronts Backs
Each End
Without
Wavy Spring
Gear End
Without Spring
Installed
Required
End Float
Inlet Center Discharge
Impeller Tips to Cylinders End Clearance Impeller Lobes
at 45°
Min-Max Min-Max Min-Max Min-Max Minimum Min-Max Min-Max Min-Max
404 .012-.014 .006-.009 .003-.005 .003-.008 .003 .004-.006 .002-.004 .002-.004
(.31-.36) (.15-.23) (.08-.13) (.10-.15) (.08-.20) (.08) (.05-.10) (.05-.10)
406 .012-.014 .006-.009 .003-.005 .007-.012 .006 .005-.007 .003-.005 .002-.004
(.31-.36) (.15-.23) (.08-.13) (.15-.30) (.13) (.13-.18) (.08-.13) (.05-.10)
409 .013-.015 .006-.009 .003-.005 .013-.018 .008 .005-.007 .003-.005 .002-.004
(.33-.38) (.15-.23) (.08-.13) (.31-.43) (.17) (.13-.18) (.08-.13) (.05-.10)
412 .013-.015 .006-.009 .003-.005 .016-.021 .011 .006-.008 .004-.006 .004-.006
(.33-.38) (.15-.23) (.08-.13) (.36-.48) (.28) (.15-.20) (.10-.15) (.10-.15)
418 .013-.015 .006-.009 .003-.005 .022-.027 .017 .008-.010 .004-.006 .004-.006
(.33-.38) (.15-.23) (.08-.13) (.51-.64) (.38) (.20-.25) (.10-.15) (.10-.15)
616 .012-.014 .006-.008 .004-.006 .017-.022 .011 .009-.011 .004-.006 .002-.005
(.31-.36) (.15-.20) (.10-.15) (.38-.51) (.28) (.23-.28) (.10-.15) (.05-.13)
624 .012-.015 .006-.009 .004-.006 .024-.029 .018 .013-.015 .005-.007 .002-.005
(.31-.36) (.15-.23) (.10-.15) (.61-.74) (.46) (.33-.38) (.13-.18) (.05-.13)
N ORMAL C LEARANCES FOR RAM ™ -J & RAM ™ -GJ WHISPAIR ™ BLOWERS - I NCHES (MM)
N ORMAL C LEARANCES FOR RAM ™ BLOWERS - I NCHES (MM)
Blower
Frame
Size
Fronts Backs
Each End
Without
Wavy Spring
Gear End
Without Spring
Installed
Required
End Float
Inlet Center Discharge
Impeller Tips to Cylinders End Clearance
Impeller Lobes
at 45°
404 .009-.013 .009-.013 .003-.005 .003-.008 .003 .004-.006 .002-.004 .004-.006
(.23-.33) (.23-.33) (.08-.13) (.08-.20) (.08) (.10-.15) (.05-.10) (.10-.15)
406 .009-.013 .000-.013 .003-.005 .007-.012 .006 .005-.007 .003-.005 .005-.007
(.23-.33) (.23-.33) (.08-.13) (.15-.30) (.13) (.13-.18) (.08-.13) (.13-.18)
409 .010-.014 .010-.014 .003-.005 .013-.018 .008 .005-.007 .003-.005 .005-.007
(.25-.36) (.25-.36) (.08-.13) (.31-.43) (.17) (.13-.18) (.08-.13) (.13-.18)
412 .010-.014 .010-.014 .003-.005 .016-.021 .011 .006-.008 .004-.006 .006-.008
(.25-.36) (.25-.36) (.08-.13) (.36-.48) (.28) (.15-.20) (.10-.15) (.15-.20)
418 .010-.014 .010-.014 .003-.005 .022-.027 .017 .008-.010 .004-.006 .008-.010
(.25-.36) (.25-.36) (.08-.13) (.51-.64) (.38) (.20-.25) (.10-.15) (.20-.25)
616 .011-.013 .011-.013 .004-.006 .017-.022 .011 .009-.011 .004-.006 .009-.011
(.28-.33) (.28-.33) (.10-.15) (.38-.51) (.28) (.23-.28) (.10-.15) (.23-.28)
624 .011-.013 .011-.013 .004-.006 .024-.029 .018 .013-.015 .005-.007 .013-.015
(.28-.33) (.28-.33) (.10-.15) (.61-.74) (.46) (.33-.38) (.13-.18) (.33-.38)
Min-Max Min-Max Min-Max Min-Max Minimum Min-Max Min-Max Min-Max
*
I
MPELLER
T
IMING FOR
S
TANDARD
R
OTATION
V
IEWED FROM
G
EAR
E
ND
T
ABLE
6
*
*