South Bend news-times. (South Bend, Ind.) 1913-1938, 1922-01-08

causing carbon. Evidently the
manufacturer has found that IL Is
not necessary and so has left Il of.
Undoubtedly the new pistons will
work a. well as the old ones.
Motoring Department. have a
1919 six-cylinder car and there is a
Gathering noise IN the engine. Can
you ten me what causes IL? ! have
run il over a year with this noise.
and IL doesn't seem TO get any worse
II runs good and has good power.
Can make most any hill on high.
When she Is running down hill OF
on road where the engine has very
little load IL clatters all the time.
Kindly give ma your advice. and
will see II I can fx a. II. c.
Try 20 locate the noise by sound
ing II II not difficult 10 determine
whether the noise.is in timing gears.
cylinders. or cam shaft. Any num-
Der Of things may cause the trouble.
However, once the noise is definitely
located IL is a simple matter 10
reason the cause. The symptoms
YOU mention indicate camshaft
troubles. possibly end play only.
Motor Department-Pleas tell me
the proper method OF grinding in
valves. ] have a motorcycle which
has developed leaky valves and have
tried to grind them in, but have
failed 20 stop the leaks and cannot
get good compression. Please ad-
wise me G. P.
Get a good grinding compound,
remove the valves. apply some OF
the compound 10 the face OF the
valve and grind back and forth.
raising occasionally and turning in
air. II should show even grinding
all around. a delicate test is to
place pencil marks on valve face and
seat and replace valve, pressing
down hard as you revolve IT, The
marks should all be rubbed off
Compression may leak at other
I places. such as rings or spark plugs,
so replace parts carefully and re-
volve the pedals by hand to see If
compression is good
Motor Department--My starter has
failed me. and while having il re-
paired ] have been starting by
switching on the ignition and NOV
ing the spark lever; but I cannot
always do it this way Could this
I be made a reliable method? Why
does il sometimes fail? Some driv-
ers have told me that it Injuries the
engine. Please let me know II this
/ is so? A W.
If the mixture is just right, the
engine holds its compression and
there is a hot spark. the engine will
start every time. This can be made
more certain by speeding up the
engine just before stopping, so as
to fiji the cylinders with fresh mix
ture. II will help IL the choker is
pulled out slightly. AS engine wears
and loses compression this method
| becomes more uncertain. twill hot
injurie the engine. as the piston al
ways stops part way down the power
stroke and so is in the proper posi-
ton to receive the force OF the ex-
plosion.
Motor Department-As the cleo
! trolyte on my battery was below
the tops Of the plates I put in what
II thought was distilled water. hut
! it turned out to be lime water. which
I noticed by it's bubbling furiouely.
Do you think this VIII have a bad
effect on the cells? 1t Put IL in
only one. p X.
The cell should be Immediately
emptied and filed with distilled
water emptied and filled again sew
eral times to wash out all traces of
lime. The battery should then be
filled with distilled water au1 placed
on charge until il is fully charged.
Then he liquid should D. emptied
out and full strength elactrolyte
G.3OOl put in until the plates are
covered one-quarter inch. ThiS
operation should he done BY en- eN-