Mallory Ignition ACCEL timing retard module 49355 - Manual (Page 3)

T HE A CCEL T IMING R ETARD M ODULE - A N O VERVIEW
Your new A CCEL T IMING R ETARD M ODULE is a computer module. It is meant to be installed
etween your ignition triggering device (distributor pickup, crank trigger, etc.) and your
gnition module. It controls the signals that tell your ignition when to fire.
n addition to its trigger input, your A CCEL
iming Retard Module uses four external
nputs to activate timing retard values.
he four inputs may be connected to any
ype of switch to activate selected retards.
Normally input switches are connected to
hree gear positions and an N
2
O activation
nput. You can then select and adjust values
or these inputs with the key pad.
C ONNECTING T HE A CCEL T IMING R ETARD M ODULE
TO AN A CCEL I GNITION S YSTEM
he A CCEL Timing Retard Module uses special signals to communicate with your A CCEL
gnition module; and DIP - S witch-4, inside the A CCEL ignition module, must be re-set UP .
• Open the A CCEL ignition’s cover plate (the one with the wires coming through it).
Unscrew the three screws and swivel it out of the way to reveal the DIP - S witches.
• Using a small tool (A pencil is good) gently push up DIP - S witch-4.
DIP - S witch-4
This A CCEL 300+ ignition box has been
set to rev-limit an 8-cylinder
engine at 5,000
RPM .
The owner has installed
an A
CCEL Timing Retard
Module, and has also
set
DIP - S witch-4 up.
• After you have set DIP - S witch-4,
close the cover plate and retighten
all three of its screws.
I MPORTANT P OINTS TO R EMEMBER
you should remove your A CCEL Timing Retard Module from the car, remember to re-set
IP - S witch-4 inside the A CCEL ignition module D OWN .
• When connected to an A CCEL control module, the ignition module’s DIP- Switch-4 must be U P .
• When not connected to a control module the ignition will not start with DIP-Switch-4 U P
The rev-limit set inside your A CCEL ignition module is the engine’s ultimate rev-limit.
Make sure that its chosen rev-limit fits your engine’s needs and
the needs of any additional control modules.