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Warning:
Reversing the red and black ignition wires will destroy the
ignition module and void the warranty.
Using a coil with too little primary resistance can cause the
ignition module to overheat and fail, thus voiding the warranty.
Remove the points and condenser along with its wiring from vehicle.
Connect any other wires to the coil in their original positions. The
Simon BBC module is designed for 12V negative ground applications
only. Positive earth ignition kits are available and have their own
insruction set.
If you can't get the ignition to work once installed, try these
suggestions:
Check the wiring:
1. Condenser and wires from distributor should not be
installed in vehicle once the kit is in place
2. Check the coil resistance prior to fitting this unit if
possible to ensure that your coil has a resistance of more than
1.5 ohms.
3. Firslty it is a good idea to check which terminal on the coil
your live ignition feed is, ensure this is +'ve on the coil not
-'ve.
3. Connect the Black wire to the coil negative ( -ve, or 1)
terminal.
4. Connect the Red wire to the coil positive ( + or 15) terminal.
5. For testing purposes, no other wires should be attached to the
coil terminals, except for the center high-tension lead to the
distributor cap.
If you have a positive ground vehicle you will need to either
convert to negative ground or have one of our Positive Earth
Powerspark kits.
Timing:
You can set the timing dynamic with a strobe light with points (
engine running ) and with electronic system you can do the same.
You can set the timing approx as before static, and you will need
a strobe light ie + and –ve to strobe and sensor lead to No1 plug
lead to set the timing dynamic and then adjust to max @ 3500 rpm
say 24 degree (depends on the vehicle and engine).
The electronic ignition module is mounted as near as possible to
the same position as the points were, but in some cases the
distributor will possibly have to be turned +/- 10 degrees from
where it was with points. Setting the timing is recommended once
you have fitted one of our electronic kits. Setting by dynamic is
the best and most accurate way to adjust the timing.
Battery voltage to coil:
With ignition switch ON, engine not running, check voltage at coil
+ terminal. The voltmeter should read somewhere around +11 to +14
volts. If voltage is too low or there’s no reading, the battery
terminal or ground connection may be corroded and need cleaning or
the battery may need charging. Some vehicles have a resistor wire
running from the ignition switch to the coil +ve terminal. This
resistor wire drops the voltage below 9 volts so you may need to
run a non-resistor wire from the ignition switch to the coil +
terminal or run a +12V wire directly from the ignition switch to
the red wire of the Simonbbc ignition module. Make sure that the
ignition switch terminal to which you connect this wire has power
only when the ignition switch is in the ON position. Or you can,
for temporary testing purposes only, run a wire directly from the
battery's + terminal to the coil + terminal, the Simonbbc ignition
red wire to the coil + terminal and the black wire to the coil -ve
terminal. Do not leave the wire from the battery connected to the
coil + terminal for more than a minute or so without the engine
running
Jump-starting the vehicle:
Simonbbc recommend using caution when jump-starting the vehicle
fitted with our electronic kit. Connect the battery's + terminal
to the other vehicle's battery + terminal. Connect the negative
(black) part of the jumper cable to engine ground points, such as
a bolt on the engine block, on both vehicles.
Do not turn the ignition switch to the ON position while the
vehicle at the other end of the jumper cables is running. Charge
your vehicle battery with the other vehicle or with a battery
charger and then remove the jumper cables or charger before
turning on the ignition switch and starting your vehicle. If the
ignition switch is in the ON position while both vehicles are
running, the electrical surge resulting from both vehicles'
charging systems being connected together with jumper cables could
be enough to destroy the ignition module and/or other any
electronic components.
Gap between the black trigger and the ignition module:
If you need to increase the air gap slightly, hold ignition base
plate away from distributor shaft while tightening set screw
and/or loosen the two screws and retighten screws while lightly
prying ignition module away from the magnet sleeve. Do not
over-torque the screws. The black magnet sleeve should not rub
against red ignition module, but exact gap is not critical. It may
be necessary to gently pry red ignition module away from black
magnet sleeve to keep them from rubbing together.
Coil:
Standard Lucas or Bosch coil or one of our standard points type
coils is recommended. The Powerspark negative earth module red wire
connects to positive ( + or 15 on Bosch coil). The black wire
connects to negative ( –ve or 1 on Bosch coil). The coil should
have a minimum of 1.5 Ohms internal, primary resistance. (For positive earth we
have a separate instruction set)
To measure primary resistance:
Label and remove all wires to coil.
Using a digital multi-meter in the 200 Ω mode, measure between
coil’s + and - terminals. Allow a few seconds for the reading to
settle.
For best performance, the coil should have a minimum of 7,000 Ohms
secondary resistance (measured from coil’s + or – terminal to
center high tension terminal, in the 20K Ω mode of the Ohmmeter)
Vehicle System Voltage:
If the charging system voltage, measured at the coil’s positive
terminal, is more than 14.2 volts at
2,500+ RPM, the voltage regulator may need replacing. Too much
voltage can damage the ignition module and other electronic
components. A maximum charging system voltage of 13.5 volts is
adequate.
If you are still not able to get the supplied igniiton module
to function then please call the technical team for assistance
or email, we will be happy to help.
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