Evening star., 1952-02-24

system too high engine speed i'm
mediately following the start may
cause the spring to warp UP" or
the pinion housing to break.
Starter drives are supposed to
disengage the instant the engine
starts. but II the engine is running
too fast this action may be delayed
long enough to overspeed the
cranking motor.
Driving Skill Saves.
It is important not to attempt
70 recrank until the engine has
come to rest.
Impatient drivers, kindly take
note. II the engine has made an|
attempt to run, but stalls and Isl
rocking" any effort to engage the
starter drive gear at that moment|
may result in q Clipped gear tooth.
Avoid touching the starter button
when the engine is running. There
are automatic projections, but mol
guarantee that they are always
working.
It is highly important to avoid
running the cranking motor more
than 80 seconds ct any one time.
Continuous operation for more
than this brief period may result
In this electric motor over heating. j
It is not generally appreciated
that some starting motors and|
their afiliated equipment will last|
two or three times as long as
others. even II Of the same type on|
the same make Of car. This is|
because Of the wide difference in|
the amount Of starter use.
A physician In the course OF his
rounds may use the starting sys.
TEN 30 times In the course Of his
home visiting, whereas a travelling
salesman covers 10 times the
lallaee and uses the starter only A
few times Few realize that The
difference means that those Whe
ere starter users On O large scale
sheuia check the units mere often,
A iet OF starter use can be
eveldsd by having the engine iHI
better condition. In an emergency
u ID permissible 10 use the crank.
Ing motor, car In low gear, TO pull
over 10 the curb or out OF the way
Oh danger, but u ID not Feeems
lnended, Only reason the little
eleetFle motor can do IL at all isI
because " 10 GeaFed down about
systems Vary Widely.
Much trouble with this vital
function Of the car stems from
owners, and sometimes roadside
mechanics, not realizing that there
are marked differences In various
systems.
The simplest Ia the drive pinionI
operated by 0 small foot lever
Manual action may be replaced
with solenoid 20 sort Of hollow
electro.magnet which pulls In a|
rod plunger).
The Bendix drive Is an auto.
matte connecting link between the
starting motor and the hywheelI
ring gear. With this system sud-
den rotation Of the starting mo.
tor causes the pinion Of the drive
TO move along O triple threaded
screw shaft to engage with the
ring gear. When O Bendix drive
is operated from O starter button
on the dash II ID necessary TO use O
magnetic switch or relay TO pro.
vide o path for the heavy current
which the starting motor draws.
Another starter drive 10 the over.
running clutch. Il looks like a|
Dendix drive TO the inexperienced,
but the main difference ID that it|
requires 0 shift lever. The clutch
provides the means OF transmitting
cranking torque to the engines
Aywheel but the drive pinien can|
run faster than the starting motor
after the engine starts.
There are several types OF Ben.
dix drives, and also O Dyer drive
used for heavy.duty motors. In|
addition there are various ways oil
providing the initial control OF the
starting system, some cars having
hookup Joined to the clutch pedal
or the aceelerator. This introduces
special automatic controls.
Require Occasional Oiling,
Because some starting motors
have self.luhricated bearings there
u 0 too seneral impression that mol
fabrication 10 required OF these
hard.working units.
Actually many do require COCA.
sional oiling. All require checking
OF the commutator 10 see that MI
Ia clean, and inspection OF thoI
brushes. 70 Ia important 10 keep|
the battery cable tight where it|
attaches 10 the hot post Of the
starting motor. Bendix drives need
q small amount Of light engine oil
when they ore being serviced
Cverrunning clutch drives are
factory fabricated for life.
OFTEN overlooked ID the fact that
what may seem like O week bat.
terry may be due TO On ailihg start.
Ing motor, Service on this unit ia|
20 inexpensive no meteFist 10 justi.
ned IN Flsklng oil the trouble and
expense that fellows not having AL