Warner Electric Utility Controller Hand–Air Operated - Manual (Page 3)

3 Warner Electric • 800-825-9050 P-1395 • 819-0288
Controller Mounting Instructions
Important Notice to Purchaser
Since neither the manufacturer nor the seller of
this product can control the manner in which it
is installed or used or the suitability of
components used in combination with it, the
installer and ultimate user assume all risks and
liabilities appurtenant to installation and
conjunctive use. Therefore, appropriate steps
should be taken in advance by every purchaser
and user to insure that the product is assembled
properly with suitable component elements and
is used in compliance with generally accepted
industry practice, in accordance with the
instruction manual, and as supplemented by
other information contained herein.
These instructions provide for ease of
installation. Please follow them carefully.
The basic installation steps are:
A. Mount controller inside the cab of towing
vehicle.
B. Connect the controller into the towing
vehicle’s air system.
C. Connect controller electrically.
D. Adjust controller for synchronized braking.
A. Mounting Under Instrument Panel
1. Position the controller under the instrument
panel to the left or right of the steering
column, based on available space and driver
preference. (See Figure 2)
(Figure 2)
2. While sitting in a normal driving position,
place the controller so its handle is within
easy reach.
3. Remove the controller cover, and while holding
the controller in place, select at least two holes
through the case which best mount the
controller. Mark the underside of the instrument
panel through these holes. (See Figure 3)
(Figure 3)
4. Drill 3/16-inch diameter holes where marked,
being careful not to damage anything under the
instrument panel.
5. Attach the controller with 3/16-inch bolts, nuts,
and lock washers, and tighten securely. Bolt
heads are to be inside the controller.
B. Air Line Connection – Vehicles equipped with
FMVSS-121 Air Brake Systems
(Instructions for connecting vehicles equipped with
pre-FMVSS-121 air brake systems are on page 5.)
Important: The customer must supply the 3-way
tees, tubing, and double check valve needed for
this connection.
The 3-way tees needed for splicing into the primary
and secondary outlet lines should be obtained
from the vehicle manufacturer’s service parts
organization and installed per the vehicle
manufacturer’s instructions.
To obtain the correct tubing, measure the diameters
of the primary and secondary lines, and determine
the type of tubing material used (normally nylon or
copper).
Obtain a double (two way) check valve from the
vehicle manufacturer’s service parts organization.
1. Refer to the schematic diagram in Figure 4.
2. Locate the primary and secondary brake control
Mounting Holes
Mount on either side