User guide

28of34 MN300282 RevA
INSTALLATION(cont.) StepSeven
3. Flange(LU77Series):Ifinstallingona flange,selectaflangewithathreadthatisabovetheplaneof
theflange,suchastheLM52‐1850.
a. TheLU74&LU78seriesworkswellwithFlangeinstallations.
b. Avoidtheuseofblindflangeswithtappedthreadsorflangeswherethethreadsareevenwith
theplaneoftheflange,suchastheBanjo1"PolyANSIFlange(seriesAF100).
c. Useaflangewitha2”threadandadda2”to1”reducerbushingtocompletetheinstallation.
2”Flangew/
threadoutofplane
2”Flangew/
threadinplane
2”Flangew/
ReducerBushing
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Donotusethreadinplane
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4. Side Mount Bracket:  For installations in open tanks and sumps, use the LM50 series side mount
bracket.
a. For the LU77 series, order the LM50‐1001‐1, which includes a 2” thread x 1” thread reducer
bushing.
b. FortheLU74&LU78,Series,ordertheLM50‐1001sidemountbracket.
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LM50‐1001Shown
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