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Chapter 10
ELECTRICAL EQUIPMENT
The electrical equipment of the motorcycle includes power supplies, auxiliary instruments and
electric wiring.
Electric power supplies are a battery and an alternator with a built-in rectifier.
A single wire system is used for wiring the electric circuits, i.e. a single wire carries power to the
electrical devices and the frame and engine serve as the second wire (called the “ground”). The
negative pole of the battery is connected to the motorcycle frame through the battery master
switch. The alternator makes electrical contact to the motorcycle engine and frame through its
mounting bolts.
Battery
supplies electric power to all the systems of the motorcycle when the engine (and alterna-
tor) have stopped.
An alternator with a built-in rectifier
is driven by the engine camshaft driven gear. The alterna-
tor is secured with two studs on the engine crankcase. At the drive side, the alternator cover is so
designed that by turning the alternator on the studs, the backlash adjustment of the gear mesh gap
can be made.
Electric horn.
The motorcycle is equipped with a horn which sounds when the ignition is on and
the horn button is pressed. The horn can be tuned for loudest performance with an adjusting
screw located at the rear portion of the horn body.
Headlight.
A 7" diameter DOT approved sealed beam headlight is used on the Ural. Adjust it so
that the high-beam is horizontal when the motorcycle is in its normal loaded condition.
ELECTRICAL CIRCUITS
Lead acid batteries such as those found in motorcycles are designed for a charging voltage of
14.25 volts. Batteries which are subjected to greater than 14.25 volts for extended periods of time
can suffer permanent damage due to the electrolyte boiling dry. Charging voltage of less than
14.25 volts will result in an inadequate charge delivered to the battery.
Automotive batteries operate at 12 volts. This is not enough voltage to harm people in any way.
However, the battery stores a huge amount of electricity in the form of electrons. If the electrons
Содержание 2003 Retro Solo
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Страница 15: ...15 Engine Cutoff Switch Electric Start Switch Headlight Hi Low Beam Switch Turn Signal Switch Horn Switch ...
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Страница 45: ...45 The headlight relays are located under the fuel tank Fuse box Inside of headlight bucket ...
Страница 46: ...46 Wiring Diagram ...
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