Honda ST50 Shop Manual page 54

52
Rttirstopswitcb
Tum on the combination switch, depress the brake
pedal
a nd check if the
stop ligh1 comes on or
if
thcbulbisbumt out.
Remove the stop switch spring. Attach the probes
of a tester to 1hc switch leads (black and green/
yellow) and check for continuity.
The stop light should come on when the brake
pedal is depressed and moved 20 mm (0.7874
in.l as measured at the tip of the pedal.
Toadjus1thcswi1chtiming,1urnthcadjustingnut.
Hom as horn button switch
(I) Horn
Connect the horn to a fully charged 6V
battery and check if the horn sou nds pro-
perly.
If 1hc horn fails to sou nd properly, adjust
it by turning the adjusting screw located to
the rear side of horn in either direction.
(Fig. 117)
(2) Hom button
Push the horn button and check
if
1hc horn
Fla. 116
sounds. If not.check the horn button for con- Fig. ll7
dition.
Attach the probes of a tester to the tenninal
of
the
lighl green lead located inside the
headlight case and to the handlebar pipe.
Push the horn buuon and check for con-
dinuity. If there is cont inuity, the horn but-
ton is in good condition.
Tumslgnalffitcb
With the combination switch turned on, operate
the turn signal switch. If the bulbs fail to flash,
check them for condi ti on. If they are not burnt
out, check the tum signal switch for condition.
Di!IConnect the tum signal switch leads from in-
side the headlight case. Then check for continuity
between the &nlY lead and light blue lead (right
OFF
F/1. Ill