
SilvioAssemblyManual
05/22/11SilvioAssemblyNotesV2.2(revisedheadstackpicture¬es.docPage9of9
Thechainstayangledeterminestherelationshipbetweentheupperchainrunand
thefrontderailleur.Ondiamond‐framebikes,thisisafixedangledeterminedby
framegeometry,andmostderailleursaredesignedforthistobeintherangeof63
to66degrees.
Cruzbikeshaveadjustableboomstoallowfordifferentleglengths.Oneofthe
consequencesofthisisthatonaCruzbike,thechainstayanglevarieswithboom
adjustmentlength.Ifyouhaveshorterlegs,thiscancausethechainstayangletobe
veryopen(larger),andthiscausestherear"bridge"ofthederailleurcagetodragthe
chainwhenthesmallestchainringisbeingused.
Tocompensate,weallowforseveraldifferentFDattachmentpointstorestorethe
chainstayangletoascloseto66degreesaspossible,thusputtingtheFDinthe
configurationforwhichitwasdesigned.
Whenyousetupyourbike,youshouldusethehighestFDattachmentpointthatwill
allowyourFDtoclearthechaininthelowestgear,andthechainstayangleshouldbe
closeto66degrees.Wesuggestyoutrythefollowingsettingsfirst:
X-seam less than 40 inches Æuse 4th (bottom) row
X-seam 40 to 42 inches Æuse 3rd row
X-seam 42 to 44 inches Æuse 2rd row
X-seam greater than 44 inches Æuse 1st (top) row
Wheneveranyadjustmentsaremadetotheleglength,whetherdirectlybytheMain
Boom34.9clamporindirectlybytheStemSleeve34.9clamp,repeatstep8to
ensurethechainstayisinastraight'relaxed'position.Failuretodosomayresultin
damagetotheFrontChainstay.
Suspension Adjustment
TheSilvioisequippedwithanairheadsuspensionforkandcomeswithahigh
pressuresuspensionpumpthatcansupplyhighpressuresinverysmallvolumesin
incrementsofabout5psi.Toadjustthepressure,connectthehosetothevalveusing
thebarrelnutattheend.Oncethepressureisright,firstunscrewtheHOSEoutof
thisbarrelnutabout5mm,itwon'tdetachbutwillreleasethepumpsidepressure
whileallowingthevalvetoclosewithoutadropinpressureintheairheadunit.Then,
disconnectthebarrelnutfromthevalve.Theworkingrangefortheairheadis50to
200psi.Travelis40mm(justover1.5").Adjusttheairpressuresothatthesagis
about20%oftravel,orabout8mm,(about5/16").Startatabout150psi.While
sittingonthebikewiththebrakeson,rockbackandforthalittletosetthesag.At
thissetting,therubbercovershouldbejustslightlydeformed.Monitortheair
regularly,justasyoudoatire.
Checksbeforeriding,especiallyafterlegorarmreachadjustmentshavebeenmade
1)AllChainstayboltsaretight
2)FrontChainstayisstraight,notheldinacurvedposition
2)RingClampboltsaretight
3)Otherchecksasusualforaroadbike
Riding instructions
Itisimperativethatyouconsultthecruzbikeownersmanualforinstructionsonhow
tolearntoride.Contactusimmediatelyifyoudonothavethismanual.
Youarenowreadyforyourfirstride.Enjoy!