BIGHA BIKE User manual

Owner'sManual

DearFriend:
Congratulationsonchoosingqualitycraftsmanshipandtimeless design.Too
manyproductsaredesignedfor throw-awayuse.Hand-builtcraftsmanshipis
sacrificedforthelowercostsofautomatedassembly.That'sgreatfor
every-dayitemsbut thesoulofa productisoften lostwhendesignerscare
primarilyabout manufacturingefficiency.
We'vepouredheartandsoulintomakingyourBighaatimeless classic.Your
bikeishand-builtandcustomtunedespeciallyfor you.Weweld,mill,shape,
polish, paintandassembleourbikesrighthereinCorvallisOregon.Ourgoal
istocreatea productofqualitythatisassatisfyingtoownasitistoride.
And, withalittlecare,yourbikewilllastformanygenerationstocome.
Iamconfidentyou'llhaveasmuchfunridingyourbikeasIdo.Justbe
preparedtohearthephrase"coolbike"often!
Happyriding,
JohnAcres
Founder
Bigha,Inc.

TABLEOFCONTENTS
STARTINGOUT
SAFETY TIPS...............................................................................................................................................1
ASSEMBLY...................................................................................................................................................7
THEFIRSTRIDE.....................................................................................................................................17
FINETUNING
HANDLEBARHEIGHT.........................................................................................................................21
STEERINGMASTPIVOT.....................................................................................................................21
AIRCUSHION..........................................................................................................................................23
SEAT RECLINE........................................................................................................................................24
SEAT BOTTOM........................................................................................................................................25
SHIFTINGGEARS
HOWTOSHIFT.......................................................................................................................................29

TABLEOFCONTENTS
ELECTRONICS
INTRODUCTION....................................................................................................................................31
STARTUPSCREEN..................................................................................................................................32
RIDING SCREEN....................................................................................................................................33
LIGHTS.......................................................................................................................................................34
SHUTDOWN............................................................................................................................................35
SECURITYALARM..................................................................................................................................36
ELECTRONIC FUNCTIONS................................................................................................................37
NEWTRIP..................................................................................................................................................41
SETUP..........................................................................................................................................................42
ALTITUDE............................................................................................................................................44
CLOCK....................................................................................................................................................48
COMPASS...............................................................................................................................................51
WEIGHT.................................................................................................................................................53
UNITS......................................................................................................................................................54
ERASEKEYS........................................................................................................................................55
ODOMETER.........................................................................................................................................57
BATTERIES...............................................................................................................................................58

TABLEOFCONTENTS
MAINTENANCE
GENERALADVICE................................................................................................................................61
BRAKES......................................................................................................................................................62
SHIFTING..................................................................................................................................................64
EXTERNALGEARADJUSTMENT...............................................................................................65
INTERNALGEARADJUSTMENT................................................................................................66
SHOCKABSORBER................................................................................................................................67
FOLDINGTHEBIKE............................................................................................................................68
UNFOLDINGTHEBIKE......................................................................................................................68
UPSIDEDOWN........................................................................................................................................69
REARWHEELREMOVAL....................................................................................................................71
REARWHEELINSTALL.......................................................................................................................75
FRONTWHEELREMOVAL................................................................................................................80
FRONTWHEELINSTALL....................................................................................................................82

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SAFETYTIPS
Yourbodyisfragile.Becauseabicycleletsyou travelquicklyandliftsyouwell abovetheground,
fallscan bringhardimpact—andcauseyouseriousinjury.
Howyou rideisultimatelyyourdecision andyourresponsibility.Thefollowingsafetytipscan
enhance yourcyclingexperienceandhelp keepyousafe.
1. Helmet Afall can causegreatharmtoyourheadanditscontents.Bicyclehelmetsprovide
extracushioningforyourhead. Ahelmetcannotguaranteesafety,butitwill absorbthe
majorityofanyimpact.Helmetsmakesense.
2. RearView Mirror. Werecommendthetypethatattachesto yourhelmet.They’re
lightweightandeasytouse.Handlebarmountedmirrorscan workwell too.Butyour
viewinganglechangeswheneveryou makeaturn.
3. Eye Protection. Protectiveeyewearkeepsdust,dirtandbugsoutofyoureyes.Tinted
lensesimprovevision in sunnyorbrightconditions.

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4. See and BeSeen.Wearbright,easilyvisibleclothing.Insurethatyourbicycle’sreflectors
andlightsarein goodworkingorder.Neverremovereflectorsandlightsunless youare
replacingthemwith somethingbetter.Besuretosignalyourintentionswhenchangingspeed
ordirection.
5. Rideabikethatfits.Adjustyourseattomatch yourleglength.Makesurehandlebarsare
sethigh enough thatyourkneesdon’thitthem when youpedal.
6. Wearshoes.Neverridebarefootorwhilewearingsandals.
7. Knowyourbike.Anemergencysituationisnottherighttimeto learn aboutyourbicycle’s
controls.Doyourfirstridesawayfromtrafficanddistractions.Don’tventureontobusy
streetsuntil you’vemasteredthetasksofsteering,shifting,signalingandbraking.
8. Obey therules.Knowandfollowlocalrulesandregulations.Rideinbikelanesorbike
pathswheneverpossibleandalwaysstayoff ofsidewalks.
a. Neverrideagainsttheflowoftrafficandobserveall localrulesandregulations.
b. Stoplightsandtrafficsignsapplytobicyclesas well as motorvehicles.
c. Watchoutforparkedcarsandespeciallyforopen cardoors.Neverhitch arideby
holdingonto anothervehicle.

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d. Don’tweavethroughtrafficormakeanymovesthatmightsurprisethepeopleyou
sharetheroadwith.Beseen.Beunderstood.Besafe.
9. Ridedefensively.Alwayspresumethattheotherguy,especiallythatguyinthecar,hasn’t
seen you.Makeallowancesforthepotentialmistakesofothers.
10. Wetordark conditions.You can’tsee as farorstop as fast.Neithercanothers.Keepthese
limitationsin mindandslowdown.Itisalwaysbetterarrivelateandunhurt thantonot
arriveatall.Trytoavoidheavilytraffickedroadsandthosewith speedlimitsabove35 MPH.
11. Downhill riding.Descendingawindingmountain roadisexhilaratingfun—unless youfall.
Takeextremecarewhentravelingatspeed. Lookfurtheraheadforobstacles.Allowgreater
stoppingdistances.Slowdownateachturn.
12. Mechanical Safety.Ittakesonlyaminute,literally,to do agoodinspectionofyourbike’s
mechanicalsystems.Dosooften,preferablyjustbeforeeachride.Here’show:
a. Mechanicals:Liftthefrontwheeloff thegroundbythreeorfourinchesandletit
bouncetotheground.Look,listenandfeelforanythingthatmightbeloose.Makea
quickvisualscan ofyourbike,includingwheels,brakesandcables,andshifting
system,includingitscables.Don’tforgetthechain.Ifanythinglookslooseorfrayed,
fixitbeforeyou ride.

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b. Tires:Maintainproperinflationof 100 PSI.Press onthetopofeachwheel.
Comparehowitfeelstohowyouknowitfeelswhen correctlyinflated.Ifthetires
feelsoft,addairuntil therecommendedpressureisreached. Lookfornicks,cutsand
worntread.Fixanyproblemsbeforeyouride.
c. Wheels:Lifteach wheeloffthegroundandgiveitaquickspin.Itshouldturntrue.
Makesurebrakediscsdon’trub.Ifthewheeldoesnotspintrue,seek thehelpofa
bikeshoporqualifiedbikemechanic.
d. Wheelmounts:Wheelsareheldontothebikewithnutsorquickreleasesystems.
Makesurethey’retight.
e. Handlebars:Mustbetightandaligned. Makesurethequickreleaseisclosed
completely.
f. Brakes&Shifting:Checklevers,cablesgearsandbrakepadsforwear.Replace or
repairas necessary.

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13. Don’toverloadorabuseyourbike.
a. Don’tridewhileholdingobjectsin yourhands.Youneedbothhandsforsteering
andbraking.
b. Neverridewithtwopeopleonthebike.Useatrailertotowsmall children,petsor
heavyloads.
c. Theoptionalcargorack mountsovertherearwheel andisratedforamaximum of
30 pounds.Don’toverloadit.

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ASSEMBLY
1 UNPACK
Openthebox.
Place onefootinsidethebox.
Liftthebikeso it’sstandingon
both wheels.

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Pickup thebikeandsetit
outsidethebox.
Putdownthekickstandsothe
bikestandson itsown.

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2 STEERINGMAST
Twistthesteeringmastaround
thenon-chain sidesothe
handlebarsarefacingawayfrom
thebike.
Makesurethefrontbrake
assemblyisonthenon-chain
side.
3

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Place onehandonthe
frametobalance thebike.
Pullatthetopofthe steeringmast
totiltitbacktowardthebike’s
frame.

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3 HANDLEBARS
Loosenthehandlebarquick
releaseandtwistthehandlebars
until theyarecentered.
Tightenthequickrelease.
Tip:Straddleyourlegsaround the
front wheeltoholdit steady.

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4 SEAT
Notethetwopinsprotruding
fromtherearoftheseatmount
(we’relookingtowardthebackofthe
bikeinthisphoto).
Notethetwoholesinthefront
oftheseatmount.
Hint:Closetheblackseatclamp to
prevent itfromslidingwhileyou
work.