Hayes Endeavor 81770 Installation Manual
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Hayes Endeavor 81770 Installation Manual

Electronic brake controller
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Hayes Brake Controller Company P/N 81770
For trailers with 2-8 electric brakes and vehicles with 12 volt negative ground systems only.
READ AND SAVE THESE INSTRUCTIONS
• Before beginning installation, read and become familiar with these instructions.
• Leave in tow vehicle for future reference.
• IMPROPER INSTALLATION AND OPERATION COULD CAUSE PERSONAL INJURY
AND/OR EQUIPMENT AND PROPERTY DAMAGE.
• Questions on installation, adjustment, trouble shooting, or operation of brake controllers
• Call 800-892-2676 Monday through Friday between 8:00 a.m. and 5 p.m. Eastern Time.
SAFETY INFORMATION
!
WARNING:
if not avoided, could result in death or serious, personal injury.
!
CAUTION:
if not avoided, could result in damage to product or property.
TIP:
Contains helpful information to facilitate installation.
Electronic Brake Controller
INSTALLATION MANUAL
Indicates a potentially hazardous situation that,
Indicates a potentially hazardous situation that,

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Summary of Contents for Hayes Endeavor 81770

  • Page 1 Electronic Brake Controller Hayes Brake Controller Company P/N 81770 INSTALLATION MANUAL For trailers with 2-8 electric brakes and vehicles with 12 volt negative ground systems only. READ AND SAVE THESE INSTRUCTIONS • Before beginning installation, read and become familiar with these instructions.

  • Page 2: Installation

    Installation CAUTION: • In the automatic mode and minimum power setting at 10, noticeable braking is applied only when the sensor detects deceleration. • With the vehicle at rest and the brake pedal depressed, there should be only a slight output to the trailer brakes (when minimum power is set to 10). •...

  • Page 3: Mounting Angle

    Mounting Angle Mounting angles between –35 and + 90 degrees can be accommodated by the controller. THE UNIT MUST, HOWEVER, BE INSTALLED SO THAT IT IS PARALLEL WITH THE TRAVEL OF THE TOW VEHICLE AND TRAILER. - 3 -...
  • Page 4 Controller Mounting & Installation Tinnerman Mounting Bracket Self Tapping Screws Pan Head Machine Screw Figure 3 – Attachment of Mounting Bracket Controller and Bracket Mounting • The bracket provided is to be used for mounting the controller to the tow vehicle. •...

  • Page 5: Installation Steps

    Installation Steps 1. Install the mounting bracket to a solid surface under the tow vehicle dash using the two machine screws and fasteners provided. Tighten until snug. See Figure 3 – Attachment of Mounting Bracket. 2. Insert four of the self tapping screws provided through the mounting bracket holes and into the desired controller anchor holes.
  • Page 6 • Improper connections may result in no trailer brakes or destroy the controller and void the manufacturer’s warranty. • Refer to the vehicle manufacturer or to Hayes Lemmerz (800-892-2676) for the latest controller red stoplight wire to stop lamp switch connections.
  • Page 7 Brake Controllers fitted with a connector on the wire leads, making connection a snap. Harnesses are available through all dealer resources. Ask specifically for the Hayes Brake Controller Company (HBC) brand harnesses to match your controller. The following chart describes the function of each of the controller’s wires:...

  • Page 8: Special Conditions

    Special Conditions For tow vehicles equipped with factory trailer towing package; • Refer to your vehicle’s owner’s manual or other information provided by the manufacturer in determining the correct connection points for the controller. • See Appendix section for partial list of manufacturer wiring harness to controller conversions. For vehicles without a trailer-towing package: refer to the wiring diagram in Figure 4.
  • Page 9 Appendix OEM TOW VEHICLE WIRING CONVERSION CHRYSLER (THROUGH 2002) CONTROLLER FUNCTION CHRYSLER (NEW) RED W/BLACK TRACE BLACK +12 VOLT SUPPLY WHITE WITH RED TRACE WHITE W/TAN TRACE STOPLIGHT BLUE WITH WHITE TRACE BLUE BLUE TRAILER BRAKES BLUE BLACK WHITE GROUND GREEN WITH BLACK TRACE FORD (THROUGH 2002) CONTROLLER...

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