Honda CT 70 Motorcycle Owner's Manual

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THIS VEHCLE WAS OESlGI£O AND MANUFACTURED FOR
OFF- TI£ ROAD USE ONLV
IT IS NOT EQlAPPEO OR
APPROVED FOR OPERAnoo 00 PUBLIC STR£ETS ROADS
OR HlGHWAVS
DO NOT REMOVE OR MOOIFY THE EXHAUST SYSTEM
IT INCORPORATES A USOA-fOREST SERVICE -APPROVED
SPARK ARRESTER AND IS DESIG"</EO FOR MAXIMUM
PERFORMANCE WITH MINIMUM NOISE
IMPOR TANT : Before transporting thiS ~e hlC le :
•
TYrn fuel vllve to OFF posiuon.
• Tum las ClP vent \0 0 FF fKlsltlOll .
• Open clrburetor drllll yalye. dra in carOOn!tor lIoal bowl,
close drain valye.
•
Rl!fIIOve battery Ind keep In upnght pOSI\K)IL
CONSUMER INFORMATION
VEHICLE STOPPING DISTANCE
This f,gure indicates br~king perfor man<:e th~t <:an be met or exceeded by
the vehides to which it ~pplie5. w ithout loding th e wheels under d,fferent
conditions of loa ding.
The information presen ted repre!>ents resu lts obtainable by skilled drover5
under control led road and vehide <:onditions. and Ihe infor mation m~y not
be corre<:t under other conditions.
Descriptio n of vehides to wh ich this table applies' HONDA CT 70
Fu ll y Operational Service Brake
Load
Ligh t
18S.S
M axin, um
I
a1. 7
'"
Stopping D istance in Feet Irom 42.0 mph. "
• The mH lm um sp .... d .1I. in . ble bv . c" ... ,."ng .t m" ,mum " te from. OUndins
fo , on. mi l•.
".r!
ACCEI.ERATION AND PASS ING ABILITY
Thj~ figure indicates pa~~ing times and di5tances that can be met or exceeded
by the vehicles to which it applies, in the situation~ diagrammed on th e
next page.
The tow-speed pass assumes an init ial speed of 20 MPH and a limiting speed
of 35 MPH. The high-speed pa~s a~sumes an initial speed of 50 MPH and a
lim it ing speed of BO MPH.
NOTICE: The information prese nted 'eprese nts results obta inable by sk il led
drive's under cont rolled road and veh icle conditions, and the
information may not bc correct undcr other conditions .
Description of vehicles to which t his table applies: HOND A CT 70
S UMMARY TABLE:
Low -speed pass .. . ... 441
H l gh·~peed
Feet:
~
pass ..... Not Capable
Seconds
- ~'---""- FO REW0 RD- - - ---1
II 1$ with great pleuU'f! ,ha' we welcome you as :0 new
owner of :a Hondoo motorcycle. Further, we wish 10 lhank
you for selecting a Honda product.
This uni que miniuu,e T, .. il Bike is spedally designed so lhal
il can be f!;u ily carried in an au tomobile, light airplane, bOil,
etc. It is not designed, equipped, or approved for operation
on public highways or roads.
This Owner's Manual is a guide for the ploper ope",ion
and servicing of you. mOtorc ycle. Read ,I thorougMy so thu
you will be .. ble 10 maintain your molo<cyde in Ihe best of
condition for Ihe ulmost in ri ding pleisure.
Your Honda dealer is fully equipped 10 handle yOu r service
needs and, furthermore, he Is always
nsiUance if needed.
happy
10
provide
We wish you many miles of safe and ple ..,.n! lrllil riding.
/01 910
IiOKIA M01011 1;0, 1'0.
- - - - - - CONTE NTSSER IA L NUMBER lOCATION
NOMENCLAT URE
OPERATING INSTRUCT IONS
• INSTRUMENT AND INDIC ATO R LAMP
• ELECTRICAl CONTROLS
• M[C HANICAL CONTROLS
• fUEL AND O IL
• CARRYING THE MOTORCYClE
• PR[PARATIO N f OR FaDING
• STA RTING ( NGIN(
• RIDING THE MOTORCYCLE
MA INTENANCE
• SERVICE SCHEDULE
• M A INTfN ANG OPERATIONS ...
TOO L KIT .
TEC HNICA L D ATA
W IRING DIAGRAM ..
2
1
----l
,
1
8
8
,
"
. 16
.. 19
20
21
13
""
26
. .. 52
. .... 55
"
- - --
SERIAL NU MBER LOCATION - - -
The /rIme ~III numbel' Q) oJ lumped on the tell Jide al the Irune e,!Rle,
.nd 'he engme serial number (J) i, louted on lhe cfln~(ue directly
Ihe step b" l u aching point.
furthe •• the I"me ser;,1 nu mber mUll be indicated when processj". the
w,rr,nty el"m and for ordering SII<"e pl'ts.
,boY""
3
ill Speedometer
~
Fr o nt br~ke l eve •
.1; Throllie s r ip
ry Horn button
(s Re~r br~k e pedal
NOMENCLATURE
•
" Foot rests
<.1. Rc •• br.lke lever
... Hea d l;,ht bum (ontrol §wilch
~ Stee rin g h.ndle bu knob
00) Gur ( h.ngt ped.l
lio hit /stop lig ht
•
•
a>
~)
Igni l ion switch
fue l ulvt'
Cu.
c h~ng ..
ped.1
fllel d r.'n v. l ve
• Chok e leve,
o Ai. d .... n .. ' u se
7
- - - OPERATING INSTR UCTIO NS -
--
_INSTHUM ENT AN n IN I)I CA TOR L A MP
Speedometer I is Located on the headlight cue and odometer ~. incorporated
in the speedometer indicates 10IaL di stance travelle d.
Gear speed ran ge indicators rj' are curved bars shown on the speedometer dial
plate to mdlCate the recommended operol1mg ran ge of the respective gea,s,
is loca led .11 Ihe righ t si de of the
H igh beam indicator lamp (red )
speedometer,
This la mp w ill be on when heJdlighl
is on high beam.
I
Spe~(> .. e,~,
, Odometer
" Ce" .peed .. n~" ,nd, •• "",
Ql I'I ,.h bUM .nd ..... ot I.mp
•
• ELECT IU C}\ L CONTHULS
• IGNI TIO N SW IT CH
The ignition sWItch I IS loc~led on
[he teft side of Ihe milln p'pe
runcllons of Ihe resp"Cllve ~wllch
posllions are shown '" Itl{" chan
b('low.
""y
K ey po sit ion
Fun clio n
OFf
Ele<:trical Corcull IS open('Q. eng'"e .... ,11 nOI
Sla, t
Key can be
Ele<:trical cirCUli is clos('d, ('ngine Clln be
~I M[ ed (for day lIme opN~li on)
Key ca n
:!;
,
I EI('c[rica l circuil is clo~ed, engin(' can be
SIiH"ted (for nighl l ime op('ra tlon)
rem ov , 1
removed
not
b(' removed
Key ca n nOI
be remov('d
•
• HEAD LI C H T BEA M CO NTROL SW IT CH
The he~dlight beam control ~wi t ch <D is lonted on the teft h~ndle grip.
" l " is low be~m positIon (low be~m light and tall tight on ). " H" is high bum
light and tai l light on.
The he~dlight Will only o pewe when Ihe Igni llon SWIlch Ii in tht on plXition. RefCf to ignillon swilch page 9.
1I.
,.
!il
fludl'lh,
~l~
lIu,"
pool"""
<J) KII " po.il.,,"
<<>"""t ...., <~
• HORN BUTTON
is 11 push bullon switch <D locllted on tile right handle grip.
Wilen tne hom bullon swi tch is depressed the horn WIll opera.te.
Thi~
fj) Horn bunon
"
• MECH AN I CAL CONT UOI..S
• fRONT AND Af AR BR AKE lEVU S
The front b.~ke lever J) is loc~led ~I Ihe "ghl h~ndle bar grip and ,ea.
lever @ is at Ihe left hand le bar grip.
Also, Ihe rear br Jke peda l is localed at the right fOOl reSt ,
br~ke
• GEA R CHANGE PEDAL
The 11'<1' change pedal <I' loe,lIed near the left foot rest is 04 the progressIve
shill. positive stop type , w hIch means one full stroke of the gear change
pedal wi ll shih only one gear pOS i tion. The shift ing sequence ,,' arranged
as show n in t he figure .
Sh ifting to lo w f rom "eutfa t is performed by depreSSIng the sear change
ped.l; successive sh ifting into second and lOp are made by depreSSIng the
pedil l in sequ ence.
Shifling dow rl in gear .$ accomplished by lolling up the gear change pedal
in successive sequence.
,.
• KICK STARTER PEDAL
The kick $tarter pedal is located at Ihe righ l side of Ihe engine.
Operate the kick star ter pedal with the right fOOl, starring from the lOp of
the stroke ilnd follOWing throug h with a rap id and cont inuous kick .
• CHOKE LEVER
The choke lever <D is located at the
lefl side of Ihe ca.rburetor.
When the choke lever is up W Inorma l driving pos ition). the choke is
fully o pen.
When the chok e lever is down <Ill the
choke is fully closed (cold engine
sta fling position).
• SE AT lATCH
The seal lalch ill i5 localed on Ihe lefl rear ent:! of Ihe .eat
The seal can be rai5ing by releasing Ihe 5('~( lalch
,.
• FUEL AN I) OI L
• fu n TANK
The fue l lank <Jl IS located under the leal
The fuel ta nk capaclly Ii 0.65 U .S. Sil lI OJ"ls Including Ihe O. ~qu~rt s In Ihe rese,vc
Supply. The capacuy of the .ese, ve .s sufficIen t 10 Iravel approxlmalely 25
mIles at modera l e sp«'lk.
No t.,: Prem i um grade fuel wit h " n oc l~ne ' ~I;ns 01 85 or ~bove mu st
be use d. Do no t m; ~ nil wi l h
the lu.,l .
• fUn TANk CAP
The f uel tank cap (J, has ~ valv e ~
w,lh on "ON" and "Off" pOSItion
to open or close Ihe tank vent
The fuel tank valve should be
turned to "ON" 10 allow fuel to flow
when running the C!ngine.
Turning the lever to "Off" WIll pre·
vent fuel from flowing out Ihe venl
hole when transportIng the motor ·
cycle .
,.
• FUEL VALVE
The fuel valve (j) is located at the leI! side of ihe carburetor When the
fue l valve is in the "5" posItion, fuel can not flow from the fuel tank to
the carburetor_ The fue l valve should be sct in this pOSItIon whcn
the motor<:yd e is park ed or carried. Turning the f ue l valve 10 the
"ON" position allows fu el to flow to the (arbu reior from t he main fuel
supply.
Turning the fuel valve to the "RES" pOSitIon aliow§ fuel to flow from the
reServe supply_
When the main fue l supp ly IS c, ·
hausted, the fue l valve shou ld be
tu rn ed to th e "RES" position thereby
allowing you to proceed 10 th e
nearest service station.
• O i l RECOMMENDA TI ONS
Use on ly reliable qu~lity oil of the MS 1I.~de CAP I se rvi ce d.uir, c~tion )
or its equivilent. S<>:lect proper oit viSCO'lily "cordong to the ouuide tem_
peratu'e by referring to the below Chi,t.
Ho wev". 5A( group 10 W- lO is .n ~II temperilure 001 ~nd may be used
over the norm.1 ringe of outside te mper.ture .
0,1 shoutd be chingI'd it the prescrobed
,nte<v.ls ICcordong to Service Schedule Con
p~ge 25) and chnge procedure in the
Mainten.nce O~ritions (on p"ge 26- 271.
#30
,s
• CARRYING TnE MOTORCYCLE
• ~~I,~~I~~:~jnto a compact unit for carrying by automobile.
,I
to prepare for carrying.
,."' . ."""(refer to page 1&) to "OFF" position.
17) to "OFF" p05ition .
located on the left side 01 Ihe ca,bu4.
Ihe carburetor and close the valve.
upright position .
S.
@, fold the ha ndle bars (2) down and
,.
. I'H E P A I( AT ION FO J{ IHUI I\'G
Per/Qfnl tho:> fullowlnll I.sh [xo(o<e riding.
1 looso:>n thl' h.",dl" b<lr knob, ",,(old Ihe h."d1" bar 10 Ih" normal "dmg
pO~iIlO'" In~1 Ihe SIOI)pei' localed at the base of the handle b.r Into
the handle b.. holder grOOve, arld th erl ~urely light"n the knob.
N"I~ : ' .. rn the h. ndte f.. lly in bO l h di,~~tion. to ...... re th .. t the bu ke ~.bfe. 'r~
not bI";"8 pull ed.
2 fI.,lis" th" sea t. Instal l the bat t ery and wire up the battery by connect ing
tho:> retJ lead to the
ban"ry termina l and the blue f<~ad to the
terr'lllnal
Note: Wlltn in't.Uin/t the b. tl rlY. n,~ ~e ome th.t tIM- b.otte<y vent tut... is n 0 1
p i n d~d .
), Check lor fuel In the t~n~ .;rond then pOSItIon the fuel tank "al"e 10
"ON" pOSlltOn (.eft'!" 10 p~ge 16).
4 Turn the fuel val"e. locdtcd on the left side of Ihe carburetor, to Ihe
"ON" pOSIt Ion Irefer to page 17).
5. Check to make ~u re that both front and rear brakes are o perat in g pro.
perly (refer to page 41_4))
20
• STARTI NG T HE ENGI NE
• COLO ENG INE STARTI NG PROCEDURE
II i~ ,,:,commended Ihal Ihe fol lowing procedur e~ be followed when starting
Ihe engine,
1. Switch the fuel lan k v~lve 10 Ihe "ON" posilion . (page 161
2. Sw ilCh Ihe fue l valve 10 ,. ON" po~i l ion . (page 17)
J. Tum Ih e igni tio n swilch 10 "ON'", ( p~ge 9)
4 lOWN the cho ke lever 10 choke Ihe carburelOr. (p age 14)
S. Slep o n Ihe kick ~ta rter pedal w ith a rapi d kick stroke a n d at the same
lime. op en the throttl e valve slightly by tw isti ng the throttle gr ip ,nward
approximately 15°_20".
Perform Ihe kick star ting until the engine staflS.
If the e ngine does not start by Ihe above procedure. tu rn the ig nitron
swi tch 10 Ihe "O~F" pOSi tion, s('t the cho ke vall'" to th e full "OPEN "
position !choke lever in th e hori zonta l p ositio n) and then crank Ihe engine
seve ra l limes wilh Ihe kick starter. holding the Ihrottle grip turn ed fully
inward,
Next posil ion the ignitio n swi tch 10 "ON" and then follow the normal
sta rting procedure.
••
6. After th e engine ~tar t~ operat e lor 2_3 minu tes at med ium ~p eed to w arm
up the engine .
7. W hen the engine is warm, pl ace the choke lever In the ope n posit ion ,
• STA RTING IN UTREME COLD WEATHER
Prime Ihe engi ne before mr[iog by cran king the engine ieveral tlme~ w ith
the ignit ion ~w i1Ch "OfF", The choke should be fully closed and the throWe
opened , follow with the procedure lor starting a cold engine,
• STARTING A WARM ENGINE
When the engine is to be re>tar ted while It " still warm proceed as 1m a
cold engine, however, the use of the c hoke ,s not necessary.
22
• lUniNG TilE MOTORCYCI-E
I. After Ihe eng,ne has been w"med up, the mOlorcv<=te ,s ready lor ridong.
2. Return the Ihl oute grip to the idling position and depras the geir change
pedil 10 .hilt Inl0 low seir (1sI).
No le' Relr.in Ir om Uuling oot in 3<d (top) gur u thi s w ill hav e an
adv erse ef1f' cI on th e d utch.
1. toc.ease th e engine speed by twisting the ,h ronle grip ,nw.rd.
Whe n ,he mOIOfcyde att ains a speed of approximately 10 mph (16 kphJ,
Close the thronl e and shill 10 2nd gear by depre<ising the geir change
pedal.
4 This sequence is repeated 10 progressively shih inlO Ihe next higher gear .
(.cfe. to page 1) for operalion of gear change pedal ).
The max imum allowable »Ie speed for the 'e<ipective ge,,' ire shown in
the lollow ing tab le .
m h (k hI
l SI Uow)
' od
3.'
1l (21)
30 (48)
47 (75 )
.
Note, Whe n shr l ton!: !:u .. e. lh er up or do wn , Ih e thr o ttle gr ip m ust
be dOied.
23
5. When decelerating the motorcyc le, coordinallon 01 the thr o llie and thc
Iront and r(!ar brakes is most important.
ThIS motorcycle is provided wIth both a hand lever and a loot pedal lor
thc . ca. brake and a hand lever lor the Itont brake. The most impo.tant
poin t is to appl y both thc Iron t and r(!ar brakes toget h er.
Indep endent appllCJtion 01 eit h er the front or r(!" brake gently is possible,
but If only onc brakc is apptlcd strongly enough to tock the .espechve
wheel. it can causc loss of cont rol of the motorcycl(!.
Bo rh th e Iron t and rColl r br~ke s shoul d be ~ pp li ed tog eth e r unifor mly
~nd 1I •• d u~lIy .
rurther, when brakrng on a sleep down Ilrade, rhe engine compressIon
may also he used for hrakin,l; wlrhout dJnller or causing damagc ro til "
"ngine.
Not e: Thi s vehiclc was d cs ig n ed a nd m drl u l ~crur" d lor oll -Ih e- rua d.
It is nO l equippcd or approved lor o p c r~t iun On public ~ trcct s,
rOol.d, o r highwol. Ys.
2.
MAl NTEN A NCE - · - - -• SERV ICE SC HEOUlE
Perform the p~riodic inspC<llons o n the xheduled m'INge shown ,n the
c har t to maintain your mot orcycle in the pe~k of con dition and be a§sured
of extended troubl e free service.
Your Honda dea ler will assis t you in carrying out the scheduled main tenance
work .
Speedometer
Se,viu Rc !:\!!.i.. d
-[~s'nOOll ch.nR e
Ru di ng
1,000; 2,000 3,000 Repe>l Every
1,500 3,00014,500 Mite
P,S"
'"
'm
'm
m
,.=
I• • •
•
,•
'''''
..
,.=
•• ,I L ••• "'" ''''' "
•• ,=
"
"'"
• • •• ,=
"'"
,.""
• :, "
•
f
• • • ,. . ...
• ,.= ,.=
.=
"'"
•
Mile
~
".,
Sp,,,k "Iu~ cle.n,ng ond . d' v>!men,
Ign",on 10 ...,"& .d,u><menl
Carbu'"'''' .d,"st"'c",
fuel W"n., .c' '',ee
Clutch od,u"men'
O"ve <I"in . diu"m" n'
8,.ke in , pee l;"n .nd . o i "'tm~nt
~"' . 'V
c lc< trolyle in'peCl io "
_nd .. pl~n i . hmc "t
[ le,,,;c.1 'y"C",
i~'p<'<"on
Boll> ud n,," '';I 'Rh' en i"~
~=
~ t ]'}~:lO
V.lye toppel dc.,.nce .d"n' men,
"'" clc. n er 'eme e
'.~
Ref.
~
.
,. __
,
'.~ t 31_32
'.~
'.~
'.~
,. ~
~
I l1l-l')
,~
" _ ~J
'.~
4.5.00
46_.1
008_49
2.
• MAINTENANCE OPERATIONS
• OIL CHANGE
As the effectivenes~ of engine oil is limited to a certa i" period, it is necessary
to pe rform oil changes at suggested inte,vals shown in the service schedule_
W hen draining th", oil, it should be performed while the engine is still wJrm
as this will assure complete and 'apid draining, ~ving much time.
1. Remove the oil filler cap CD from the R crankcase cover
2. Place a drip pan un der the (nnkcasc 10 caleh the 011 and then remOve
the drain plug (-I> (page 27) with 17 mm w rench.
l. After the oil SlOpS d raini"& from the cra"kease, operate the ~ick starter
sevel.llimes to drain any oil
which may be left in the
engine.
4 . \Vhen Ihe oil has been completely drained, reinstall Ihe
drain plug ' 4) , making Sur"
that Ihe a ring used on the
\lJ 0.1 We<- cop
l) lJppor lev el ".. ,~
®
26
low~' 1 ~ v<1
mo d,
plug is in good cond,tion.
S. f,n the cr~nkca~e through the oit filler ope ning w,lh ~ppro~im~telv 1.5
U.S. ph. (0.7 liter) of recommended grade oil. Check the oil level with
f,lI"" cap dipstid. however . when making th,s check , do nOl SCrew in
the up. 0,1 level ~hould be between the upper ind lower oil levef
mark ings . , j on the d'pst,ck
Note '
1. 1)0 not o pe r.te Ihe engine if Ihe oi l leve l is be low t he lowe r
oil leve l m~rk J oro th e dip stick.
2. Wh e n op er.tin g the mo torcycle under un usuall y du st y con di tion , it
i. recomm end ed Ih.t Ih e o il
c h ~nJll" be pe rlorm ed . 1 mor ..
hequ .. nt inler val, Ihan Iha l
w hic h is sp .. c ifi .. d in Ih e
ma inl .. n.nce sch edule ; Ih i'
will h. ve i ve ry benefic ial
d l .., 1 on the enJiline.
27
• SP ARK PLUC Cl£AN INC AND AD JUS TMENT
The NCII: C 7HS or NO U 22 f S plug IS used ~s st~nd.lrd eqUIpmen t on this
model ServIcIng 0( Ihe spark plug is ~s fo llows_
I Deta ch the high tenSIon cord from the ' park plug an d remove the spark
plug wi,h ,h" 'p!'cial wrench pr ovided ", the tool kit.
2. Inspe<1 Ih e ele<lrodcs ~ nd center porc"la, n ollhe spark plug 10< deposils.
e"oded e le<t rodcs. or urban lou l'ng. II Ihe spark plug dePOSitS ~re
hu,·y. or ,he " ICC' rOUes apl"N r
be etroded excess,vely, r"'plKe .he
>1'01,1; plug wuh. n.."v one . 1/ Ihe , p.rk plug is nrbon Or wet fou led. Ihe
plug ca n ,o m,,"m!', be cI"an..,d
wi l h a st nf w" .., such as .. pul
J. Ad,US' Ihe Sp.lrk pl u!: sa p I 10
O.O:N 0.02ftinch (0.1> O.imm). The
sap un be measured ",uh •• hKk·
ness g~ug" . Th.., adl u>! menl ,S
made by bend,ng iiI(' n e g~ti ve
(grounded) c leWOd~'
4. \\'hen inSM lh ng Ihe spark p lug.
do nOI OVCf IIgh len.
.0
<D+--
N ",~;
•.
N~"~'
.. n5~ ,p.,k
1.
2.
u.~
plu~ .
.n
Do no, 'Uemp' '0
,,><,.
im p,o~, h~ . 1
rl,~
0'
'~n'o.~
f,om ,h•• p.o,k plu. by bu,n;" s ,
• IGNITION TIMING A I)JUSTME NT
Adjustment of contaCt hreake r pOint gap and 'gn'lion t,m,ng are required
h) maimaon satisfJcto ry engone perfor mance.
-I. Remove the left crankcase cover_
2. Rot~te th e flywheel countcrclod,wl>e 10 find the pv irt ",h~'re the brea ker
po,m gap ,s at maximum and check Ii th e ~ ap IS correct usong a th ic kness
gauge.
J . The st~n<lal <l gap 1 ,s 0.Ot2 0.016 in . {0.3 -0 A mm l.
, ~I
R,~".,
I""'" S'I>
T B, •• k., '''''kmg
.c.. w
I
·29
4. When ~dju'tme n t " necessary, loo,en the break er IQoCking Krew , and
move the breaker base in either clockw ise or counterclockwise direction
to obtain the standard point gap sett ing.
5. After completing Ihe break er point gap adjustmen t , r~c h eck the Ignition
timing. To pe rform the check, rotate the flywheel 50 t hat when the
flywheel "F" timing ma rk -!I is aligned to t he t Iming in dex mar k 1 on
the left cran k case. t he brea ker points just begin to open .
-,
W I~d., m. ,.
® "roo m.,k
30
• VAL VE TAPPET CLE ARANCE ADJ US TME NT
rXCfi!u;ve v,lve '''ppet (I(';trlnce will Ciuse tappet noise, and negative clearance
will (;lUst! vilve damlge ind lo w power. Therefore, the v.lve tappet clearance
should be maintained properly. Ad justment should be made with the engine
cold.
\. Remove the t",pet adjusting hOle caps.
2. Remove the Ie t crankcase cover.
3. Rotate
the flywheel
up with counterclockwise
the i ndex mark CDun~'~;I~~~~~:~~
on
wheel lines
In Ihis pOSi tion, the piston may either be
woke. The adjustme nt mu st be made,
center of the compression stroke,
that is when bolh valves ueciosed.
ThIS condItio n el n be determined
"",,~
by sh ifting the tappets w ith fin_
gers t hrOl,lgh Ihe ta ppet adjusting
hOles ln d if the I~ppets ,Ut free, it
IS an indiu tion that the ".'vtS are
closed and that the p i5 ton is on
the co mpression 51roke.
If the tappets are tight, the valv es
are op ened, so rotate th e flywhee l
360" and 'eltign the "Tn m" k to
Ihe index mark.
.
4 ThC v~lve IJppel c leJr~nce 'S mea suted belween Ihe v. lve stem .nd tappel
Jd jultlnG SCrew Bolh the .n tet a nd lhe exluU$t v.lves $h OU ld be .dlU'Sted
10 0.002 in. (0.05 onn' l To 1".. fOlm the adJu~lment . 10000n lhe lock nut
, .nd Iurn Ihe adJu$lIng screw
TUrn,ng the .dIU$t 'n~ screw in Ihe
Clockwi'e dlrect,on w,lI ,educe Ihe de.'~nce
No t" :
M. k" ,u ,e Hut th e ~dju~lrn"nl
li gh ten ing lh e lock n"t ,
lo y , ec h ec kin g th e (iN "
. "ce . fr er th e lock nlll
I... been li ~ h'ened.
,+.
Mlu","; >crew
Ii) A~,u"i n g ,<,"w I""l nu'
'0,. l ~k~M" .. ",.
32
h~,
no r
heen d i""rhe d wh ile
• AIR CLEANER SERVICE
" dogged air filter wil l ad"N~ely affel:t engme performanl:e, therefore it
~hould be de,J n ed periodicJlly a~ fo llows.
I. Unscrew.t he a ir cl ea ne. cover ~e!!mg ~oew Jnd remove the air cleaner
I:o"e. '.
1. Kemove the a" cleJne. clement ".
3. Wa,h the air deaner element with ga~oline and dry ,I thoroughly.
4. Soak the ~ir deaner element ,n a mixt ure 01 10 pari gasoline to 1 part
of ('ngirl(' 001, curi ng out by hand and then reinslall into the air deane,
case,
T ,0." <le.ne, covc'
Air clc. ne , " Iemrnt
33
• THROTTlE CABLE ADJUSTMENT
for Uf(!, pO~lI ive and consistent engine .e5.pOn~ Ihe good condition ;ond
Ope'at lon of the throll!e gllp and IhrOIl!e cable is " must.
1 Check for the smOC)lh rOUlIo n of Ihe IhroUle co nlfol grip from the full
Open to the full close posI tio n s. Check when "I lu ll !eft and lull "ghl
steerIng posItions.
2. Standard throtlle R"P I.ee play is approximately 10_15· 01 the g"p
.0t.. Hon .
If g rip Irlle play .otatlon exceeds, this adj ustment of t he thrott le cable
adjuster <!l is neces~.rV .
Tur n the cllble adlust er untIl
g"p Iree play ,ot al'on IS
,educed to 10_15·.
II! Rubb .. <op
(\> Th.oTl I. c. bl .
'~JU""
• CA R8URETOR ADJ USTMENT
PcrfOfm Ihe carburelOl ~d iu!;lme nl periodIcall y as ne<:e»;J ' Y_
,\I<lke Ihe carburelor <ldJustmenl ~her Ihe £!ngm£! ~tu,"s opl!r~llng ll!m·
per<l ture.
I. Adjust Ihe engine idle speed [0 appr oxlm<ltely 1,300 .pm wIth Ihe Ih/ol1le
§lOP screw i" .
, rUfn Ihe ai' SC rew ~ Slow ly lla(k and fo rth 10 obta in Ih e po ull 01 Ihe
hIghest engine rpm .
J 1/ Ihe Idling speed jn(rca~es (!,ccsm'e ly, reduc e Ihe ~peed wllh the
Ih. on le StOp scre w.l hcn 'eche(k
Ihe ~" scre w
RCfle.1 Ihl! abo... c Iluxedurc
dg~ln If ncces~'y 10 oblam a
~ta ble adluSlment
n.onlc Slop " few
• ..'" .ne....
35
• Iun S !IIAIN(II SE R VIC E
Th\! Iud mJ,,'\!' 's ,nCOfI)Qfdted on til\! "~111 ~,de 0' Ill\! CU UU ' \!IOt. Aceu·
mut.r,on of dirt In Ih\! ~I,a .n{!f ",II ,<!SIIICt Ih\! flow of th\! i u\!1 Jnd UO\.e
the UdJO'\!tOf 10 nl~liunclion [h"rclOt\!_ [he fu\!1 ~t'J"'\!' ~hould bl! \.efvoc\!d
pt>"Od'U lly
I Tu,n the lu\!I 'JI." tu "S" 1><>'iIl'On "~I:eln
! R,'n'uve Ihl' loci w~,ne, co,'eo- ~"d () ung j·NI t
] Thl' "'::,e<>n lUel ~I,~,n'" ' un hI.' .emoved f.om Ihe
\\,.,h n. w h 'cnt Of Ild!iOl,ne Ind ,e~ssemble
·0·
,ona .r.'
, ,,,,,I ",.,ne'
3.
c~r uu.etOt
• CLUTC H AD IUSTMENT
ThIs motorcycle IncorfWrates an automatic centrifugal clutch. Perform the
cl utch ~dlustmen t by the following procedure
,. Clulch muSI be ad lusled Wllh Ihe engln<' shul oli Loo~n the adluster
lock nul
2 Turn Ihe ~dIU51<'r screw I clochvlse aboul olle IUto : do nol Iurn t'~.
':essive ly.
J Ne,t. slowly lurn Ihe adjuste r !tCrew counlerclodwlsc dnd SlOp when
Ihe K H: W SlarlS 10 lurn heavy.
<I Irom Ih,s point. bad ofl the JdlUSler in Ihe c lockwIse ,-lIreCllon , 6 to
114 lurn . ~nd Ihen I, shl<'n Ihe lOCk nul.
Check 10 make Sur<' th ..1 the Clutch
operales properly .. ller adlustment .
A. The <'ns,ne shou ld stall e~sl ly
2
w'lh Ihe kICk starler w.lhoul the
clulCh sllpp"'S'
II \Vhe n ch anging geM_ Ihe clulch
operalion should l>e smooth and
IIghl, especia lly when shlllmg
down ill gedr 10 the neu lral po 5ilio"
CtulCh .d,u"e' ,e'N\'
.•
I<><~
~u,
37
• CLEANING TH[ DRIVE C H AIN
The h ie of th e d. ive cham IS d i.ectly atiected b y the 3"' ount of service.
Remove the cham by tak In g off the joint c lip i aod wash in 50lvent
wl1 h a ~ti ff b.ush to ta ke dir t aod o ld g .eas(' off .
:\ f1er drying It thoroughl\,. place Ihe chJin '" a vessel containing d mixture
of ;:ood grade eng in e oil and petro latum (rat,o of 30Jgr o f p etro lat um
10 1 li ter of eng,o e 0,1. 5,\[ : 3O_5.0l. a nd heal for 10 m,nules at a te mpe ratur e of 12(r to 250 r (SO to 120 n wh, le agitallng
Remove th e chain dnd han;.:
Aiter 111(' Rfease ha rdem. wIp e off Ihe
eX(es~ w ,th J c ledn ra~ a nd as_
semb le on the machine
2. To assemble the d fl ve chJ"'. loos en lil(' rea. a\le . .1 110 """'1> the ('n d s
o f the d rive c ha,n to he connected
w ,th J 100nt Ihe 10101 ~hp 5"0 "ld
be ,nsta ll ed so that Ihe OpCIl end
w,lI f~ce OPI'O'lie 1" lh" ,II' Cf 1, nn
of '01.'1'00.
3.
• OR IV E C HA IN AD jlJSTM[NT
The tension of the d rive ch~ 'n w ,lI hJve conSiderable erieci on the 11am,
mission of power from the ensmc to the reM wheel and On the hfe of the
chain olseH. Therefore , the cham should always be maintained at the proper
slack. in other words. nOI too tLghl and not 100 loose.
W henc"N adjustment is made, make ,t habit to lubricate the chain wilh
cng ine 0'1.
1. The ma~'mum amount of th e d " l'e cha," , lack is measured by pressing
the cham up J nd down al the midpoint between the sprockets. The
maXimum slack 01 the chain
should be 0..1_ 0.8 in. pO _
20 mm )
3.
2 If adJU~lmen1 15 nc<:e5sa'y. loosen Ihc 'ca' axle nul
3 "dlu~1 Ihe chdln 51~ck ,,'th Ihe lock nUl I. by l urnln~ il ,n Ihe clock WIst'.
Ih.5 ,,,II dCHed5c Ihe cha in .Iack. lurnlng the (oo,m te,eJock"" S'! ""II
I~n Ihe (h."l
Lpon COnlllleuon of ~dluSlm('nt . Ih(' Ind<'~ mark I o n
the hOih the lIght dnd left chain adl',lSW'S shou ld be at the s;ame
,cle,ence md,b ; on the rea, lorks.
4 I mally . lI);htcn the
,,,,1 sc<:urcly to p'evenl the "ul from loosening.
,,,t,,
,
K~ . '
,,1,-
,. ~ Nr " I. "~I
' "d~.
•
~".,
Il Ch.,"
40
",.,'
10"
relc"c"« ", .. . . ,
.dlu " ~. lod
"u'
• fRONT A NI) HE A R BRAKE AOJ USfMENT
Bra kes are ilems of persona l ~afely alld shou ld al ways he maInt ained in
proper adlu.tm" nt
I . h o n l bt~k e
a. RaIse the front wheel ofl the ground by p lacrng J wpport b lock u nder
the cOII'"c. Sp In t he (roni wheel by hand and measure the Jmoun t. The
hon! br J~ e lever I m uSI be mo,cd before Ihe bra~e starts 10 take hOl d.
Thc le" cr free play' shou l d be OA _ O.B in ( 10 _ 10mm ) a l the end 0 1
the brake lev....
b. Whcn bra k e J d lUSl men t bccome~ neces~ary. peri"'"' Ihe tJ~ k wllh Ihe
front brake ad luslmg nUl .<_
TurnIng Ihe n ul In t he c l ock wI ~e dHecllorr w til decredse Ihe J
lever and turnIng Ihc nUl cou nt er clock w Ise WI ll rncrNse I" ". ""'C' _
j
1. R ,,~( b.~ke
For the rear brake system , the , ear brake lever and Ihe ,e.r brake pedal
'equire
:.,the
1. Placeadiu~lmenl.~~,~!:.:,~~~,
a support
Ihen, tread on
Check the
The
2. 1he
free
'2
mOIO/cycle. raISe Ihe rear wheel, and
pedal while lightly 'otaling Ihe rear wh eel ,
unt ,l Ihe rear brake lIarlS to take hold .
is 0.8- 1.2 in. (20- 30 mrn ~
the
brake adjuning nut (J , The pedal
nul
cloc kw i ~e.
while II increases
3
4
check the free play 01 the fron t b ... ke lever -1'. The SI .. ndard Iree
play IS OA 11.8 in. ( 10 20 mm l at the Iront brike lever tip .
This ~d, ... stmen t ,~ m~de with the rear brake cable ~d,u~ter 3 after the
lock nut , IS loosened The free play becomes I.rge by turning the
~d,uster tow;ud the dorel:tlon A (clockwlse l, whIle It becomes sm.n bv
turning the adluster towilrd the derection B (count(rctodwlsel
l\.e~1.
Reu
b"~e
f,u pt,v
lev'"
••
• W H H l IIEM OYAL
Removal 01 hOIll and "'"' wheel j. performed In the following ma nne r
1. h on1 whee l
d. Place a sUllable blod under the engrne 10 rai5e the fron l wheel of1 Ihe
1he 8roond.
b. Remove 1he frolll brake ~dlu"rng nul I .
C. Remove the .peedometer ca b le I .
d. Remove the frolll whee l axle not ! and I)ull oUI the Ironi wheel ax le .' .
e. The fron l wheel C3n be rcmovcd f,om Ihe /'Jme.
NC)1C'
51 .. nd .. , d lir e a i, prc .. "r" is 17 P. 5. 1. 11.2kg (m ;>'r'~
',onr b'. 'e .dJ" , " ng nu'
r ,on, w~oo l "I ~ nu'
iron' whee ' " I.
Sp"" do",,'<r c. ble
••
2. Rear w hccl
a . Un~rcw thc drive chJin adjusting nut and rear wheel ax le n ut.
h. Remove thc cha in Joint clip and drivc chain.
c. Unscrcw the reM br~kc adjust,ng nut Jnd dosa ssemblc the rear brake rod
from the rear brake arm.
d . Pull out Ihe cotler pi n '. loose n the lad nut
Jnd remove the
to.que arm sett ing bolt .;.
e. Putt out th e rear wheel Jxle and then the .ear whee l can be
disassembled from the frame .
Note: 1. Standard lire ai r IHe ss Ole is 20
2. Th e tire shoul d be .epl.tccd
when t he t.ea d has been
worn to le s$ th.tn O.O~ in .
(lmm ) d ep lh . Ri di ng wil h
wo. n lir e is a ha~Jfd .
bOlO
45
_ BA THI Y SER VICE
If the mOlorcyde i, Ope'.led w,th ~n ,nsuHre,ent (Iowl luu." ele<;lIolyte
level, 5ulfation .nd lune'y plate damige may occur . In~«t ,ng and m.,n·
t.,n,ng Ihe elcellolyle level is • s,mple, quick ope<OI,on. theu·fOfe, ,t should
be perfo,med frequently .s rnd,c il!ed ,n the service schedu le on page 25
I The 6 V- l All b~l!e,y m " mounted und ... the sea t.
Acee .. to the baue,y 's obta' n ed by ,eteasing th ... 5.... t latch on the ' ca'
... nd unde' th .. seat and '.'$,ng the 'U,.
2. Remove the lunery telling ,ubber and , •• Se the bmery slightly to check
the b.u .... y electrolyte.
The COf'eet ..1C'(\,olyte levet
is between the "lower" .nd
··up per " ICv e t mark1 on th ...
batle,y c ase
, ""e., Ie•• ' ",.. ,
••
,
Vp~,
il
10 ..... ' le • • 1 "'.. ~
J
to ,0ne,1 Ihe ele'lrolyte. remOve Ihe bauery cell '.ps from the cells
needing level correctIon. Fo. case of (ell level correct ion. sma U syri nge
or plasti( funnel shou ld be \lsed. Using a small syro n ge. '.ref ully add
dIstI lled water 10 bring the elecl.olyte to a le vel between the upper "nd
lowe< marks. for ma ~ jmum bam•• y performanc e and life. only distilled
witer should be added . however. in an e mer gency Situa tion whe.e
electro lyte level is found to be low and distilled water ;5 not available,
drinki n g water or a lo w minera l co nten t can be used. Reinsta ll the ce ll
cap s.
No le :
1. Add only di s tilled wi ler 10 Ih e b.tter y, neve. use t.p w.ler.
2. When replacing Ih e battery in to Ih e comp.rtmen t, make liure Ihit
the ven l lube o f Ih e ba ll e r y is not pinched o r blo cke d.
1. If unusual hi gh ra le of balle ry electrolyte loss is experie nced, con ·
suit your Han d. du ler fo r ch e ck of Ih e Irouble.
.7
• HE AD LI C HT BEAM AD JUSTMEN T
I lc~d "ghl beam Can be ad)ustcu vertrcally Jnd horl<onta lly_
1 The ver tK.1 .dJustment i, m,de by loosen,ng Ihe bolls '1" which mount
Ihe he .. dlrghl_
2. The hOliwn)a) be.rn .dlu~t men! .s made wi th the beam ldlusting screw
. loc. led on the Idt side of
Ihe he.dlrghl when lacrng
the motorcycle Tu rning the
K,ew in w, ll fo<;us the beam
towilrd the Icll I,de of the
"dcr
L !le.d"gh,
ill
••
mo"",,'"
Ad,",,,,,, .cr....
bol"
• ST OP LIG HT SW IT CH ADJUSTMEN T
The stop light swi tdl adjustment is made at the stop IIghr sWItch il tocated
on the right side toward the ,ear of the cng ine ,
1 First check the adjustment of the rear brake pedal jn accordance WIth the
procedure on page 42_43 to make Sure rhJt the brakes are properly
adjusted.
2. Turn on the ignition switch (IgnitIon posi tion ·'Red" doU
j
,\diust the stop light switch • So that rhe stop ligh t will come on when
the brake pedal , or rea' brake lever . IS depressed to the point where the
brake just starts to take hold . If
th e stop light switch IS rate ;n
switching on t he stop light. sCrew
in :Al the switch adjusting nul 'J)
and jf the stop fight comes On \00
early screw oul If~ Ihe swilC h ad .
jusring nut.
" Adj~'''n8 Out
l' Stopl"nt .... ,tch
••
• REPL AC ING LI G HT BU LB S
When e ~ch~nging the light bulbs, alwiYS
replace the bulb with Ihil of Ihe specified
type ind riling . Th is is impor lant to prevent the elect,int lighting circuit from
mi lf"mct,oning.
1. He.a dl iS hi bulb repbceme nt procedure
l . loosen the cross K.ew il Ihe bollom of the heidl.,hl ind remove the
headlight rim.
b. Remove the socket issembly CD
bl from
pushing down on the
the reflector @.
twisting counlerdockwise to unhoo
c. Pull the bulb
,
5.
11 ...II'lht
(3)
S<K ~ "
oul and replace.
socket and
2.
a.
b.
c.
h il/stopli ght bulb re ploilCe menl pr oc e d ure
Remove the IWO S(:re ws retaining Ihe tai l/slop hght l en~.
Press Ihe bul b in w'lld an d twist to the left, a nd the bu lb c,on be .emoved.
When inSla ll ing Ihe tai lligh t lens, do 1'101 ove. tig hten the S(:,ews, as this
may damage the lens.
W 1.,llnophlh. bul.,
.,
TOOL KIT
The 1001 kit (i) ;$ cont ained in the compartment located under the seal .
Minor adjustment and parts replacement can be performed with the tools
con tained in the kit. Adjustments or repairs whiCh cannot be performed
with the lools in the kit should be referred to your Honda dealer .
• 2
• Listed below ~re Ihe Items included in the tool kit
rj) Spade plug wrench : for spark plug. front ~nd reu .. d e nul
jI ,. X 1 7 mm open end wrench
Q) lOx 12 mm open end wren ch
@ 8 mm sp.Jnn er
l) Pliers
1> No. 2 Kl"ew dr i~t'f
1 No.3 cross ~;nr scr ew dr iver
• No. 2 Cl OSS poinr screw driver
• 9 mm span ner: for valve r~pper clearance adjus tment, screw dr iver
<I) Scre w dd"er gri p : for ~rew dri~er
~ll Valve tippet adjust wrench : for valve lapp er clearance adjustment
L~ Thickness ga u ~c : for valve tappet clearance adjustment
101 Tool bag
• Items aruched to rhe mo torcyc te is .. separ"te pichge
(f1 1\ can of louch-up p. inr
fl Spire banery fuse
.0
~
(j)
2r."
Ie
®
®
,tC
-
®
(j)
®
®
-'.
~
@
®
••
=
~
-®
®
,
- - - TECHNICAL DATA - - - ITEM
D IMENSIONS
Overa ll length
Overall width
Overa ll height
Wheel base
Min. ground clearance
Curb weight
59.6 in (1,510 mml
22_6 in I 580 mm l
37.8 in I 9Wmm l
40.7 in (1,035 mm )
7.1 in I 1110 mm )
H3.llb (65 kg)
FRAME
Suspens ion, fro nt
Suspension, rear
6rakes
Te leKopic fork
Swinging arm
Internal expansion
55
Tr~it
2.3 in I'MI mml
1'''"glh
,~
C~Sler
lore
s.~e
&-."
prcssu,e (f l
rife sile & .ir pressure tRI
4.(1)- 10
1711KJ rn> ( 1.2 kg/em ')
4 .00-10
20 Ibs In : (1.4 kg/em ')
fNC I NE
Cyl inder l.yoUi
S.ng le, 00" inclined (rom vertical
Valve arrangemenl
O"erhead camshllit
Bore
~nd
slroke
1.85 x 1.63 in (47 x 41.4 mm)
Comp<cssion ra lio
66
D.splaeemenl
4.4 CU-in 172 eel
C;lrburelor
Keihin, piston valve lype
011 ca pacity
1.5 U,S. Pi" 10.71111
Lubriution
Forced and wet sump
00
Oi l
str~iner
Centrifugal and fillering mesh
Reduc ti on ra tios
Prim.ry
3.722
Se<ondary
2.533
Gear ral ios
,,,
'0'
M
3.)64
1.722
1.190
PERFO RM A.NC E
Max. sp eed
47 mph (75 kph)
Min. tu rning circle
105 It 0.2 m )
Bra king distance
23 ft at 22 mph 17 m al SO kph J
.7
ElECTRI CA L SYSTEM
Flyw heel mJ s neto
Ignil ion
Sp;l,k plug
NGK C-7 HS or ND U - 22 FS
Headlight bulb
6V- 1S{1SW
h il/stop light bu lb
6V - 5,3{17W
..
WIRING DIAGRAM - - - -
.... "'" , • •TC>o ,.'
.- ".-
w·
o
- . ..
~"
B····-a..
B>.,,····80o:\.
G-'''' g,_
...........
£1< .... - 9< ...
lG-' -l'ft' Ck ...
G/. -····OO ........ .
6'/11······.... ...,...
••
lOW. 5.HO
,..1, .... SPHO: 2\lUPH
I
I
U"'ITltc:; SI'([O l5MP!1
101 .... IIO.SSIIGDlSI0NCt. FEU
101 .... H.SSltc:; ILWt. SECCHlS
<>}--- - - - ------ ------ ----- --- -- . <>}
I00 ~--Ecfisl~T-..:;.;~-- .c:Pl 00·1
,~ ,
HIGH· 5'EEO
. . Till. SPUO:
~
IOI .... 'ASSIIC;DlS'..OCl HCI
TOTAL PASSI,.,. m i L SEt(J()';
I
u .. ,uo:: SPUO
I
. 1IOMf'H
<>}-----------------------------------r
lWi o- .unnn ___ ...o-°r-i
r
5~
,~,
CONS IANt ~PH