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2.1/2.6GHzRRHpolemountcongurationChapter5:InstallationoftheRRH
Procedure5-42.1/2.6GHzRRHpolemountinstallation(Continued)
2
InsertfourM8x200mmlongthreadedstudsthroughholesinthepreviously
mountedpoleclamp.Threadintothesupportbracketuntilstudsprotrude
1.524mm-3.175mm(.06-0.1250inches)beyondtheM8clinchnuts.
3
Positionthepreviouslyassembledmountingbracketagainsta50.8mm
(2-inchminimum)to114.3mm(4.5-inchmaximum)outsidediameterpole,
sothattheserratedfeaturescapturethepoleandtheM8threadedstuds
straddlethepole.TheassemblymustbeorientedwiththeRRHmounting
slotsfacingupwardasshowninFigure5-3.
4
Slidetheremainingpiecesofthe50.8mm(2-inch)poleclampontotheM8
threadedstuds,ontheoppositesideofthepolefromthepreviouslyinstalled
50.8mm(2-inch)poleclamppieces,againcapturingthepolewithinthe
serratedfeaturesofeachpiece.
5
InstalltheM8splitlockwasherandtheM8hexnutontoeachM8threaded
stud,andevenlytightento24.3+/–1.3N-m(18+/-1foot-pounds).
6
InserttheM8capscrewsintotwouppermountingholesonthesidesofthe
RRH.Engage2to3threadsofeachfastener.
7
InserttheRRHintothebracketandsupportbypositioningthethreaded
shanksofthetwopartiallyinstalledM8capscrewsintotheopenslotsat
thetopofthebracket.
8
PivotthelowerportionoftheRRHuntilthelowertwomountingholesofthe
bracketalignwiththethreadedlowertwomountingholesatthesidesofthe
RRH.InserttheremainingtwoM8capscrewsandtightento24.3+/–1.3N-m
(18+/-1foot-pounds).TightenthetoptwoM8capscrewsto24.3+/–1.3N-m
(18+/-1foot-pounds).
9
Connecttheframegroundcabletothedesignatedpadonthebottom
surfaceofRRHusingthetwo¼-20threadedstuds,lockwashers,andhex
nutsprovidedwiththeRRH.Tightenhexnutsto10.8+/–1.3N-m(8+/-1
foot-pounds).
LTE2.1/2.6GHzRRHMountingBracket
Figure5-3showstheLTE2.1/2.6GHzRRHmountingbracketandFigure5-2illustratesthe
mountingbracketinawallmountcongurationalongwiththenecessarymountinghole
locations.
5-2068P09308A55-6
FEB2010