How To Bleed Disc Brakes

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Question:

How do I bleed the brakes on the demco Kar Kaddy SS Tow Dolly

asked by: Kelly M

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Expert Reply:

To bleed the brakes on your Kar Kaddy SS Tow Dolly Item # DM9713045 you can use the Hand Vacuum Pump Brake Bleeder Item # PTW87030 by attaching the vacuum hose to the bleeder on the brake caliper and the other end to the reservoir and then you'll hook another hose to that and onto the Vacuum Pump and squeeze the handle to pull the brake fluid out of the brakes and into the reservoir.

expert reply by: Kevin C

0

Brake Bleeding Example
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Answer 1

The Kar Kaddy SS, part #DM9713045, does not have a lock out on the hydraulic brakes to keep them from engaging while in reverse. With that being said in most cases you won't need one because the dolly is only 615 pounds unloaded which won't…

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Answer 2

Thank you for the image of your setup Steve. I do not know what the manufacturer was thinking when they welded in the Demco Actuator on your boat trailer. With how it was installed there is no way for you to access that rear pin without drilling a…

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Answer 3

You can test that the hydraulic brakes on your Demco Kar Kaddy SS Tow Dolly #DM9713045 are working correctly by jacking up one wheel and chocking the other. Have a friend use a piece of wood to engage the surge brake actuator while you try to spin…

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Answer 4

Shocks such as #DS12426 on brake actuators don't have a native, relaxed positioned. They will stay in place until acted upon by an outside force. You will know your shock is good if it is very difficult if not impossible to push in and pull out…

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Answer 5

Hey Hugh, great question! The easiest way to tell if your surge brake is operating as it should is to hook the trailer up to your vehicle and back up. This will simulate the trailer coming to a stop and should lock the brakes up. The only exceptions…

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Answer 6

The bleed screw threads on the Replacement Brake Caliper Assembly for Demco Tow Dollies #DM13825-92 is 1/4"-28.

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Answer 7

I have attached for you below the install instructions for the Manual Reverse Lockout Kit for Demco Hydraulic Trailer Brake Actuators part #DM5939. If following these steps does not fix your issue please let me know which exact actuator you're…

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Answer 8

While the install instructions link for the #DM5939 does seem to be not working I was able to find a diagram that shows how this installs on a coupler for you to check out that shows how it installs and where.

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Answer 9

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 10

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

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Answer 11

According to Blue Ox, it'll take an experienced installer about 4 to 5 hours to complete the installation of their #BX1128 Base Plate Kit on a 2016 Jeep Grand Cherokee. The install isn't what I'd call super-difficult, but the installation…

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Answer 12

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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