Locating Troubles And Running Irregularities; Difficult Starting; Incorrect Running - PIAGGIO Allstate Cruisaire 1964 Operating Instructions And Parts List Manual

LOCATING TROUBLES ... ANO RUNNING IRREGULARITIES
C.rry out following cnecKs wnen tn. engine does not
sbrt
euily or runs irregul.rly.
lo<atin<jl tha troubla
OlnlCULT STAITING
Top up oil leyel. Tighten
on draining hole.
~
ReoloSe e
I
Replace both plates and springs.
Adiust (see r,g. 18).
I
Gaar pinionl dl"f>9Age of own.
a«ond.
a) Clutch snatches·
Gear pinions c,~ lubricated pro-
p"r1y.
Clutch slip.,
Springs f""ble.
Plates wom or bumt.
s.
dry.
i
I
Turn to c reserve
t.
~efll
cB
soon
IS
b)
pOSSible.
i
~
Remoye and wash in gasoline. Blow c) Clutch does not diseng,oge Com.
pletely,
Excessive play on conlrol cable
Clogged.
dirty
1.• Fual systam.
Fuel lank emply.
Filter on carburettor
I
Fuel lap body
C.,bureltor body
Main iel ,
Atomizer
Pocking 01 lu,,1 tap
2.. Cari><Jratlon
Timing wrong.
Breaker points complelely worn
pilted.
c..ar change control cobles Out of Adjull.
adiuslm"nt.
Engine /loading
Float perforoled
Air c1ean"r choked or dirty
Starter valve sticking
3 . . Ignition
Sparkplug dirty
Porc"lain 01 sparkplug crocked
Br... ker points dirty. pHtially
or pitted.
Gap b..lw""n br"aker poinls
reel.
j
Seepag" 8.
I
Replace.
I
I
Clean (se" page I 1 ).
Release.
I
I
,Disconn"ct the plug lead. Ch"ck il
I
sparking occurs b..tw""n lead and
I
crankase when th" kic",tart"r is
I
operated.
i
CI"an. Correct gap' to 0.6 mm.
(023").
i
; Replace the plug.
I
worn
r
Clean with suitable fdes or
very fIne
I
emery paper.
incor·
Correct
(see fog. 19).
or Qep/ace.
I
Re· time ignition.
Spring of stirrup broken. le"ble
missing.
s"lector amns chamfered.
Dogs of 9"ar pinions chipped
worn.
6. High fual
cons~mptlon.
Should the centrol have exceSSr"'e
play in neutral,
tensIon
con:r::!!
cables by screwing back Ihe ro-
spective adjuster screw (on coble
sh"ath end. rolenet quadrant siCe)
with an 8 mm. open ended wrench
I
f
the ceble tension in neutral is
correct but the reference marks of
the handl"bars do not tally. tighlen
one of the adiuster scr"w .'d
unscrew the ocher one to the U:;"le
extent. so Ihat the cable tensien
is noc altered.
or Replace.
I
I
: Replace Ihe seleclor.
or I Replace the pinion.
:
:
INCORRECT RUNNING
Elhaust port partially closed by car· D",arbonize cylind"r. piston and cy.
bon deposit. Iind"r h"ad.
Clean with
pure
gasoline and blo ..
dry.
:
Dismount and clean carburettor :n
gasoline and compressed air.
For
type and diameter 01 j"ts ane
vents. see pa9"
5.
I Fuel level too high in carb'J.
retlor,
Float perforato-d. Replace.
II Air clean", cho"",,d or dirty.
III Jeb or v"nb of the carburetlor
blocked or dirty; incorrect or
incre.sed diameter.
CI"an (s"e pa9" 11).
Replace.
1. . loclr of powa,.
Muffler outl"t pip" carbonized
Cylinder bOle 9asket not sealing
Sparkplug not w,,11 Icrew"d down In Tighten (21 mm. box wrench).
cylind"r head.
IV Reta,ded ignition.
V Poor compression.
7 .• Control. not oparatlng properly.
R,,· time.
Se" No.
2
of this paragraph.
Lubricate or, if necessary, replace.
Adjust.
• .• St. . rin<jl column ba<oma. ttl".
Top race
01
top ball b..aring
100
Slacken.
tight.
CI ... n the rings and grooves.
Pis Ion rings gumm"d up.
Cylinder heed not fitting properly s"t the h"ad properly and tighten Inner cables rusted.
inlO the spigot on top of cylinder the nuts. Exc"ssive play.
1. ExpiOilon. a' mu"'-- ar carb...
,.ttor.
Sparki"Q plug carbon· coated or with Replace or clean th" plu9 and cor· Bottom race' of the two b..arings Replace.
excessive el"'trode gap rect th" gap to 0.6 mm (.023"). pitied.
Carbon pearls on sparkplug insula· CI ... n.
tion.
9 .• Ellcaul..a play of
rt. . r1nv column
Pre· ignition.
a) Fit on a proper Iype 01 sparkplug. Top race of top b..aring loose.
b) Re· time the ignilion.
Tighten.
Not enough mixture flowing 10 th" s"" paragraph
carbur"tlor. No. I.
Tip of contact break"r loose.
Condens"r screw loose.
Replac".
Tighten.
10.• I'oor bralr1nv.
Stroke
01
p"d liar lev"i too lon9. Adiust (see Fig. 17).
Brake linings oily or worn down Wash with gasoline or replace.
c DiffICult starting >.
Brake drums and linings scratched. R"place.
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