John S. Hegamyer
is a certified Motorcycle Safety Foundation RiderCoach and coaches at training
sites throughout Virginia. |
www.bikerenews.com
Lesson #3 - Braking not breaking
John S.Hegamyer
Hey guys, I hope this installment finds
everyone well and eagerly anticipating the coming warmer weather. We were
fortunate to have a taste of spring weather last week and it sure was nice to
get out on the road. As I was conducting my pre-ride inspection, checking air
pressure, tire tread depth, looking things over, all the mundane stuff, I
couldn't help but pay special attention to my brakes. Knowing we had to cover
braking in this article, I spent a little extra time freakishly admiring
calipers, rotors, even brake dust. As we all know there are numerous varieties
of braking systems in use today: drum brakes, disc type, linked brake systems,
integrated and even anti-lock. It matters not which system your bike may be
equipped with, the serious matter is how you apply the brakes and use the power
they are capable of.
Sadly, lack of knowledge in brake application
does result in motorcycle accidents, some result in fatalities. Our goal here
is to gain a working knowledge and respect for our brakes and hopefully reduce
accidents that involve our two wheeled brethren. Most brake systems consist of
a fluid filled reservoir and a lever or pedal that directs hydraulic pressure
to the actual brake caliper and pads, thus slowing or stopping the rotor
attached to the wheel. It's a simple design but greatly depends on good fluid,
serviceable brake lines, good pads and clean, smooth rotors. First lesson,
ensure the brake system is serviceable, consult your service or owner's manual,
and conduct a thorough pre-ride inspection. Bottom line: Have a working
knowledge of what makes your ride come to a safe stop.
Optimal braking
is achieved when the riding surface is perfect, clean, level and dry; tires are
in perfect condition, matched to the riding surface and filled with the perfect
air pressure; riding posture is perfect while riding in a perfectly straight
line with a perfectly maintained brake system and brakes are applied with a
perfect amount of pressure and perfectly in unison. Yeah right, like that's
going to happen!
What can we do to
work towards that perfect state? Bike maintenance is on you, riding posture and
using the brakes, maybe I can help. Proper riding posture positions your body
so that you can react and control your motorcycle safely. Skilled use of the
brakes relates to achieving optimal mechanical advantage in an effort to slow
and stop all those expensive horses that you bought.
No matter what
type of bike you ride, there are some basics associated with riding posture
that effect braking. Head and eyes up, looking ahead and through your path of
travel, the quicker you can perceive a stop or slowing point you have already
decreased your stopping distance.
Shoulders up, no slouching here,
plus it might make you look skinnier! Hands naturally on the handgrips with
clutch and brake lever easily in reach. Sitting erect with knees close to the
tank, this naturally aligns your feet with the gearshift and rear brake levers.
One of the first ideas we try to impress on new riders is the fact
that the bike is going to go where you're looking. As we get to cornering
techniques this will come up again, but for the meantime this concept reveals
itself during braking to a stop. Have you ever come to a stop at a red light
and felt you and your bike tipping over? Most often this is caused by improper
head and eye positioning or looking somewhere other than ahead through your
path of travel.
New riders inherently like to look down or somewhere
other than ahead, resulting in early stops looking like a circus balancing act.
Over correcting during an off balance stop can possibly result in entering
oncoming traffic or veering into another lane. Squaring the handlebars with the
frame of the bike also helps staying straight. So initially, braking really
doesn't have anything to do with brakes at all. It's all in the head, well kind
of.
The goal is to stop safely in the shortest distance possible,
especially in an emergency situation. Remember that total stopping distance is
the summation of perception, reaction, momentum and the physical act of
stopping. First in the total stopping chain is perception. There is no
substitute for heads up riding employing active scanning techniques.
Continuously identifying potential hazards, and keeping constantly aware of
traffic and road conditions while assessing areas requiring speed changes is
one of your best defense tactics, and the first element of braking. Let's take
a look at some practice techniques.
As you ride, pay attention to your
riding posture. Head over to your practice area and continue to work on stop
and go techniques. As you come to a stop assess your head and eye position. Try
looking several feet ahead even as much as 100 feet ahead or more. Apply
realistic scenarios. Practice coming to a stop as straight as possible,
handlebars square to the frame of the bike and keep the bike balanced. Practice
using both brakes together, get the feel of how each brake performs, not too
much of either.
If you feel excessive front end dive or lock the rear
wheels try reducing the pressure you are applying on the brake lever. Remember
not to ride above your skill level. This may sound basic and rudimentary, but
it will help you if you do need to make a quick emergency stop. If you ride
long enough and far enough you will have to make that quick stop. As we
progress we'll address more technical aspects of braking and emergency stops.
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Let's review:
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Riding Posture Head
and Eye position Practice (Stop and goes, squaring handlebars, equal
pressure on both brakes) |
Take a skills refresher course and ride safe
out there! Please visit the following: Motorcycle Safety Foundation website at:
www.msf-usa.org Virginia Rider Training Program website at: www.learn2ride.com
Next issue: Brakes, brakes, brakes and braking.
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