Wiring Diagram For A Hydrastar Electric-Over-Hydraulic Disc Brake Actuator

Question

Question:

Yes! On the disc Acturator what is exactly the wiring diagram to connect to my trailer? Not really savvy on what wire goes where! Thanks for any help in this matter! Tom,

asked by: Tom B

1

Helpful Expert Reply:

Hi Tom,

I've attached the wiring diagram for the Hydrastar Electric Over Hydraulic Actuator Kit for Disc Brakes # HBA16-252-82 below as well as a video I made where I'll walk you through the installation process.

expert reply by: Kevin C

1

HBA16-252-82 Wiring Diagram
(click to enlarge)

HBA16-252-82 wiring diagram
(click to enlarge)

Tom

6/28/2024

Thanks a bunch!! Appreciate it!!

Kevin C.

6/29/2024

@Tom My image uploader pulled the wrong diagram. I've reuploaded the wiring diagram for the # HBA16-252-82 so you can ignore the radio fuse diagram.

Answer 1

Hey Eric, Using only 4 of the 5 mounting holes on #DE28YR is not recommended when installing new brakes. There is a chance of failure that could cause a lot more problems, it is best to install them exactly how they should be. With that said by far…

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Answer 2

If it is a 1000 psi then it would be the Hydrastar for drum brakes. The newest one is #HBA-10 and it has different wire colors, see picture. So you know that black is 12 volt power in and white is the ground. Blue/white goes to the break away switch.…

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Answer 3

Brake calipers are typically installed so they point toward the back of the trailer, but it is okay to install them pointing up or toward the front of the trailer. The important thing to consider when installing the calipers is to make sure at least…

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Answer 4

Hi Richard; the distance between the two #DE46QR mounting holes is 5.8" on center. See the attached picture. Are you looking for a replacement for a specific brand of disc brakes?

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Answer 5

Wiring connections for the Electric Over Hydraulic Brake Actuator are as follows. Yellow - Cold side of breakaway switch, The wire that goes hot when a breakaway occurs. Black - Positive connection on breakaway switch, The wire that charges the…

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Answer 6

The 4 Terminal Relay, #TR38665, will fit the 2008 and Newer Ford Escape. We have had customers state that these relays are good replacements for the ones offered from the dealer. They are designed to complete the factory tow package on several…

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Answer 7

It sounds like your husband had to cut a hydraulic brake line to free-up your trailer's locked brakes. Causes for this kind of issue could be anything from a bad master cylinder in your actuator/coupler, to a blockage in one of the brake lines,…

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Answer 8

Hey Chris. There isn't a Comfort Ride Leafspring kit with 25 1/4" springs but that's ok you found the right one for 6,000 lbs axles. You're giving up the shackle straps and equalizers so the distance will even out. The Roadmaster…

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Answer 9

Hey Aaron, the DeeMax Disc Brake kit part #DE28YR that you referenced is designed to attach to a brake mounting flange that is on the trailer spindle. If your trailer was missing that the correct flange for a 6k axle would be the part #4-44-1.

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Answer 10

Hi Keith; since it is a tandem axle trailer you only need one DeeMaxx Hydraulic Brake Line Kit #DE57SR. This has everything you need to replace the lines on your current setup. For replacement calipers/rotors/hubs (so really a complete replacement)…

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Answer 11

Attached are some photos of the typical wiring functions for truck and trailer 7-Way blade connectors, like parts #PK11893 and #PK12706. If you typical pull a trailer that has a 7-Way connector then you want to follow the pin out diagrams I…

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Answer 12

It could be a tow package fuse on the vehicle. Use the owners manual to find the locations of fuses/relays related to the tow package wiring to check them and replace as needed. If the issue is not a fuse or relay then you can test the vehicle side…

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Wiring Diagram For A Hydrastar Electric-Over-Hydraulic Disc Brake Actuator

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