Vortech 1987-1996 Ford 5.0L/5.8L Truck/SUV User Manual

Page 19

P/N: 4FC020-010

13SEP00 V1.3

(86-93 5.0 Lt Truck(4FC))

13. 5.8 LIGHTNING SUPPLEMENTAL INSTALLATION INSTRUCTIONS

FOR THE BYPASS VALVE

14.1 IGNITION/BOOST CONTROL UNIT INSTALLATION

(NON-LIGHTNING TRUCKS ONLY)

A. The Ignition/Boost Control unit has been

prewired for installation convenience. Instal-
lation is a simple matter of disconnecting the
stock connector at the ignition coil and plug-
ging in the new adapter. Then plug the stock
connector into the adapter.

B. The next step is to provide a good ground for

the black wire and mounting the box in as
cool a place as possible under the hood. The
box should be mounted with the aluminum
cover on the bottom.

C. Splice the supplied 5/32" hose and TEE into

the FMU vacuum line and connect to the
Ignition/Boost Control Unit (see

Figure 14-a

D. Route the Ignition/Boost Control wires

through the firewall from the interior side.
Mount the knob in an easily accessible place.

E. Connect the wires to the plastic oval wiring

connector on the Ignition/Boost Control unit
using the snap-on connector supplied in the
Ignition/Boost Control kit.

A. Screw the fitting into the new inlet elbow as

shown in the graphic.

B. Install the inlet elbow onto the supercharger

with the fitting on top and pointing towards
the small tube branched off of the discharge
tube.

C. Place the hoses, as shown, on the valve and

secure with the clamps provided.

D. Install the valve with the hoses connected,

between the inlet elbow and discharge tube.
Secure hoses with the clamps.

E. Attach one end of the small sensor hose

onto the valve.

F. Connect the 5/32" vacuum hose from the

bypass valve to the intake manifold vacuum
fitting. See

Figure 11-b

on page 7.

G. Make sure everything is secure and that no

fuel lines or wires have been accidentally
moved into harm's way.

MSD

FMU

MANIFOLD
VACUUM

NOTE: The wiring to the Boost/Control

knob can be matched to either
of the corresponding wires in
the boost retard connector.

Figure: 13-a

Figure: 14-a

INLET ELBOW

CONNECT TO MANIFOLD PRESSURE

BYPASS VALVE

DISCHARGE TUBE