15
7. The green wire from the G-Force Controller attaches to the green wire of the tow wiring.
(See note page on 14).
8 The yellow wire from the G-Force Controller attaches to the yellow wire of the tow
wiring. (See note on page 14).
9. Insert the 20 amp fuse into the fuse holder.
Step 9: Connect the Cylinder Air Line
Connect the cylinder air line to the Operating Unit using the same method found in “Step
5-4.”
Step 10: Making the Vacuum Connection
First, locate the vacuum line coming from the brake booster and determine its size.
Then, select from one of the following options.
Note: This portion of the installation is for vehicles with vacuum-assisted brakes
ONLY. If you have hydra-boost brakes or are uncertain of your vehicle’s braking
configuration, call the Demco Help Line 800.543.3626 for assistance.
Some newer Ford products incorporate two vacuum lines from the booster
and require an addition check valve. Contact the Demco Help Line for details.
SPECIAL CONCERNS
Special care must be given to installing the engine check valve in the proper
1.
orientation. (Motor, Unit Check Valve [black/green], Tee, Booster). Fig 12.2
Exercise care in routing the hose so that no kinks, sharp edges, heat, etc., will effect
2.
the operation of the system.
Lubricate the check valve and tee with a small drop of dish soap or silicone spray.
3.
This will help them slide easily into the vacuum hose.
Fig 12.1
Fig 12.2
