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Honda C70 1980 Shop Manual page 43

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4. FUEL SYSTEM
SERVICE INFORMATION
THDUBLESHCIUTING
FLOAT END JETS
FLOAT LEVEL
tmneuneton nemowu
THFIDTTLE vnwe DISASSEMBLY
BAH B UR ETCIH ASSEMBLY
4-1
4-1
-1-2
4-2
4-3
I-4
I-5
THROTTLE VALVE ASSEMBLY
UAFIBUHETDH INSTALLATION
FUEL STFIAINEFI
PILOT SCFIEW
HIGH ALTITUDE ADJUSTMENT
FUEL TENN
-1-5
4-6
III--E»
4»-T
4-8
4-El
SEIWIEE IIIFIIIIIIIITIIIII
GENERAL INSTRUCTIONS
I Use caution when working with gasoline. Always work In I will-vlmllntfld mun nrtl um? Ifl-In'-I tpflrili DI' Opflrl f|il'I'HI!-
I- '|".I'h-on dlnsmmhling Iunl Ilfsllrlfl nl;||'l:_ n-mu lho loonllunu of me D-rlnqa. Fieoluoa them with new onui on rnaisefnbly.
I The float howl has a drain ol-u|] that I:-an be lo-oennod to clrlirl rcslcbunl qnmlirln.
TDD L
Common
Float ga-up
$.l§§LEI§+'l\T|D"5 -
UT-I-I11-IHIIEIIEHII
' . F§."1
__
1§§1._-
Venmrl die.
14 mm IEIL55 inl
'hi
_"=.'fF' . ' ! 'lI.' F ?3' i l"_'!"' N
P'B-'E211
PEIIIEC
9:-
Float level
1Iil.T mm {EH2 inl
'ii
Maln iet
5-low put
_
___
IE'
*3"
#35
-i-
_
Throttle valve
_
-___
_
#15
.
-.|It needle
Thmttla -grip from plw
Plim mrew |n|1|.l;|l' u|:eni|1g
TEA
1'26
1"—Bn1rnI'l.l'El—'Il'-IIIHI
'T
Seepuge-L II
-I-i—
TRIIIIBLESIIIIIITIIIII
En-pin: uranlu but won't run
1. No fuel In tank
2. No fuel to carburetor
3. Ertgifll IICIDGHBI 'I\I'i'II"l Full]
4. No spark at olug
Ilgnition m-alfunotlonl
E. Air oleaner clogged
B. Intake al-r hank
7'. I-m12Il'fl|Jfll' dtoltn opnratlon
B. lrnrlropur throttle on-erntlon
Hard Illrtlng II llailinq liter nuflrq
1. Improper chain operation
2. lgnilion maliunotion
3. C-arbu-retor rnalfumtlun
4. Fuel oontmuirumd
5. I|1I.BIt1& alr leak
Fl. It-He speed incorrect
Ftnunh HI:
1. Ignifiorn mlllunotlun
2. Idle speed innorr-not
3. Carlzurfltur rnalfunctloo
4. Funlconlirnlmrted
l|'i|firin| dturlng mobliurnicn
I. lqnltlnn malluncrlon
Bldtllring
I. lgoltlnn madfunotlon
2. Carhurntor nt-ulfuottiorl
,
1. Clrnggtd alrleti
"'5' |!"'"l"'""'3'I* I'H""*u""I'I
1 Faulty float veliue
I'll P""l"I|1l| l°""|"5""\"
3. Flr;-.111 value tun lugh
1- Fuel witel" M9986
4. chum mm: closed
2- |El"i|5|1" ""|"""|'=""'"
5-. Dirty air odeaner
Llln milturl
I. Clogged fuel iuti
2. Faulty flout value
3, Float level low
-I. Fuel up vent |.1lm-.Iu:=!
Er. Fuel etrainer screw.-n clogged
B. Flestrlotocl fuel line
7. Intake olr leak
B. Air 1-unttuhn nlomnd
Rich rnhttllrl
Date of Issue: May, 195]
I3!-I€.lP-IIII-'5. MDTDFI GU . LTD
41
4- 11

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C70 1981C70 1982