Mallory Ignition ACCEL DIS 8 75610 - Manual (Page 14)

DIS 8
14
Installing the ACCEL/DFI Dual Sync Distributor.
Example using Small Block Chevy application:
1) Rotate balancer until Top Dead Center # 1 Cylinder.
2) Install distributor in engine and plug in connectors. Make sure 8
Channel box is fully connected.
3) (Note: disconnect fuel injector harness, remove any
tools that might be attached to any rotating part of the
engine, rotating the distributor housing can cause
engine kick back or rotation if fuel exists in the
combustion chamber, make sure all spark plug wires
are connected, and do not touch coils primary wires
while key is on or while cranking engine. Refer to
Caution section on page 3 for all warnings).
4) With ignition key ON, rotate the distributor housing counter
clock wise until Blue Light goes out; continue until the Red
light goes out and when the Red Light comes back on
STOP. Your crank trigger edge is now on the rising edge,
tighten distributor. Disregard if Blue Light comes back on.
Now your Dual Sync Distributor is in Sync with the ECM and
8 Channel ignition. (Note: always rotate housing opposite
rotor rotation on any engine application when setting up
dual sync distributor to set cam/crank trigger positions.)
5) Reconnect Injector harness, start the engine, Check the
Force Timing box and set to 25 Degrees, hold RPM at 2000
to stabilize valve train, using a timing light check and make
sure the timing is synced with the Forced Timing Value. If
timing if incorrect, loosen distributor and adjust accordingly.
When finished, click on the Force the timing box to return
timing control to ECM.
6) Now you are ready to tune.