Turn Signal Lamp Installation; Flasher Relay View; Flashing Circuit Diagram; Main Spark Plug Troubleshooting And Corrective Action - Honda C50 Shop Manual

5.7 SIGNA
PLUG TRO
~-= CO~R ECTI V E
AC TIO
~::· :-: - i ~g, occass·8-:: - - · : ·::::~
ci
ring acceleration.
•ooabl e Cause
:: ... g electrodes
2.
" ug
w et with fuel
Mis:ire caused by the insulation of
the electro des due to carbon deposits
o r fo uling w ith oil.
3 . Flushed over
1. Too ri ch a f uel mi xtur e.
l.
2.
3.
4.
2. Excessive i ntake of fu el during
starting.
3 . Dirty insu lator and excessive spark
gap.
B. Malfunctions when c limbing, backfi res, pre-ignition.
Symptom
I
Probable Cause
Electrodes not noti ce-
l.
Insufficient torquing of the spark
able dirty. plug causing exhaust gas lea k.
El ec t rodes excessi ve ly
2.
Too lean a fuel mixture .
er roded.
3.
Ignition timing too far adva nced.
Small deposi ts o n the
4.
Improper plug, heat range too
insulato r.
low.
Indi ca tion of burni ng.
(Fig.
5- 26, 5-27)
5.7 TURN SIGNAL LAMP
The flasher system wiring is a s shown in circuit
diagram Fig.
5-29.
A sing le relay whi ch is used for
both the right and left flashing o perati on is instal led
on the right side of the frame body.
There a re several types of fla sher relay f o r t he
different functioning principle. Th e so leno id thermo
type is used on the Hondo (F i g .
5- 28, 5- 29)
1. INSTALLATION INSTRUCTION
I 1 l Always use the specified turn signal lamp bulbs.
I
I
C orrec · ,e
1. Adjust the spar< go::; :::::
retor.
79
::::·ou-
2 . Dry the spark plugs, c-a-ge ·-e
procedu re on the use o·
:::~:::
e.
3 . C lean a nd properly ad·u>.
·~e
gap .
Co rrective Acti o n
l.
Replace plug gasket o r r eto rque
the plug.
2.
Ad just the carburetor.
3.
Ad jus i g ni ion iming.
4.
Repla c e
· h spar
p lug of higher
he a ra nge. !higher numbered p lug]
C65
Bulb of a different si ze w ill cause a change in
the fla shing rate.
Figure 5- 28. Flasher relay
1 21 Make sure that the con nections are good and
the grounding secur e. A poo r g ro unding wil l
cause th e lamps to fai l in fla shin g.
131 W hen th e turn signa l lamp fail to fl ash, it is an
indicatio n of a burned o ut b ulb.
141 The connectors are co lor coded to i d enti fy th e
wi r es. Inse rt the connecto rs comp letely to
prevent loosening du ri ng riding and causing sho rt
cir cuit.
Battery
6 V2 AH
.-- -- -,
, . . - - - ---1:*--'H ,
1
11 111-, : - . - - -
'-----' ed
Combination s• , i ch
.,.
e~d
Turn signal
relay
""'
£
Turn signal switch
ri.h
Turn signal
· : .rJ:;
I~ lamps,
6V8W
Fi gure 5- 29. Flashing circui t diagra m