24
Apr
But typically if all of the hubs are the same temperature youre good and its only really an issue if one of the hubs is hotter than others. Luckily there is a simple solution to this problem just disengage the brake and continue to drive as usual.
In this guide we will unpack how a trailer brake controller works and the steps involved in how to use a brake controller while towing with trailer brakes.
How hot should trailer brakes get. Normal operating temp for surge brakes is up to 265F per rotor says Extreme trailer and UFP. I went through the same concerns. If there are wheels that are not hot does that axle have brakes.
Be worried about the wheels that dont get hot. They may not be working if there are brakes on that axle. Brake rotors and pads in street use typically wont see temperatures exceeding about 200 degrees Celsius however on track days where the brakes are continuously burdened temperatures can exceed 500 degrees or about a 1000 Fahrenheit pretty easily.
You can visually inspect the brake magnets and if you can see the windings coming through then the magnets will need to be replaced. Also check the wiring and fix any pinched or damaged wires. To further test the magnets you can follow the help article I have linked.
Brakes are going to get hot even to the point where you cant touch them right away. 1 on what WilliamA said. Also IMO hot in this context is essentially whats referred to as max touch temperature and is around 130-140 F.
So if youd prefer not to lay a hand on a hot surface you can use those values when checking with your laser thermometer. Yes the temperatures you mentioned are normal. If you were getting over 200 degrees that would be a bad sign.
But typically if all of the hubs are the same temperature youre good and its only really an issue if one of the hubs is hotter than others. Not unusualwell maybe if your brakes are out of adjustment or drums out of specall brake drums should be the same temp if everything is operating properlythat means theyre all doing an equal amount of work. As for your brake condition it sounds like you have two brakes hanging up and dragging constantly.
We have a video on trailer brake installation and at 4 minutes 40 seconds trailer brake adjustment is shown. Tighten up the brakes inside the drum until it stops turning. Then back off 10 clicks you should have a very fine light drag.
If the tow vehicle feels like its being pushed by the trailer when youre braking there isnt enough trailer braking. If the trailer wheels lock up you have too much trailer braking. Increase or decrease the gain in one level increments that is up from five to six or down from five to four and so on until youre happy with the level of trailer braking.
Feejer - your hub temperatures should not be much above 100 F - at the hottest. At 100 F you can hold your hand on the hub. In your case the dealer tightened the wheel bearing nut too tight–far too tight.
As deepwater mentions the wheel should spin freely for several revolutions. The front brakes should be hotter than the rear brakes. Brake pad material does not affect the temperature for rear vs front.
You have a brake pressure distribution issue or sticky rear calipers. Check the proportioning valve or the brake hoses to the rear. Remember that brake force distribution from front to rear is 75 to 25.
How Hot Do Your Brake Rotors And Pads Get300 Degree C Brakes From Burnout - httpsyoutubeMJ1NK02CL6gSubscribe for new videos every Wednesday. If you have determined that it is the brakes that are hot and not the hub itself I would recommend readjusting the brake assembly. What you are experiencing could certainly happen if the brake assembly was out of adjustment.
To adjust the brake assembly jack up trailer. Emergency brake operating while driving can lead to hot brakes and a foul odor. Luckily there is a simple solution to this problem just disengage the brake and continue to drive as usual.
But check the rear brakes just in case especially if you drove a long distance with the emergency brake on. The trailer brakes should apply the proper amount of braking force for any load or speed. The proper amount of braking is just what is necessary for the trailer brakes to slow the trailer at the same rate as the tow vehicle brakes slow the tow vehicle.
Modern disc brakes are capable of dissipating quite a lot of heat and providing a good level of braking force. However the reason why unbraked trailers are generally limited to 750kg is because this is an extra 750kg of force that the front brakes must deal with often on. A guide to trailer brakes.
Part of towing a caravan or trailer safely is ensuring that the braking systems are adequate. Where the laws regarding braking systems are controlled by the state and may differ most of the laws are the same across Australia. Regulations say that trailers that have a gross trailer mass GTM of 750kg or less and a.
If the readings are between 100 and 200F Ill check every hundred miles or so. Temps can easily get this high during hot summer months in traffic with a lot of braking or during downhill compression braking with surge brakes. If your hubs dont ever get hot your brakes arent working.
I have found that good working brake drums should attain a heat range of 160 degrees and 180 degrees. Temperatures over 200 degrees lead to brake fade and paint blistering of drums. Anything less than 150 degrees indicates brakes need adjustment or repair and may not be working correctly.
During normal street use brake rotors and pads normally wont see temperatures climb past 200 degrees Celsius or 392 degrees Fahrenheit. Back the nut off up to 14 turn to allow 001 inch to 007 inch end play for the bearings. Failure to back off the adjusting nut could cause the bearings to run hot and be damaged.
Once you have backed off the spindle nut you will want to bend the cotter pin or tang on the washer to prevent the nut from backing off. Bent b acking plate. Check backing plate flange.
Check and replace badly contaminated linings. Excessive load on trailer. Check to be sure trailer is not under braked.
Also be sure to have brakes on every axle. This may sound like a no-brainer but have you ever thought about how hot your cars brakes really get when you push your foot on the pedal or rip your handbrake to pull off some sweet skids. Using a brake controller while towing a trailer involves setting up the controller adjusting to the load size adjusting braking sensitivity manually activating the trailer brakes and possibly choosing a few personal settings.
In this guide we will unpack how a trailer brake controller works and the steps involved in how to use a brake controller while towing with trailer brakes.