Forum Discussion
OhhWell
May 08, 2014Explorer
tropical36 wrote:OhhWell wrote:tropical36 wrote:jolooote wrote:
Hi tropical36. This thing is the 'E'mergency brake. It is actuated when you push down the Emergency/Parking brake. It simply clamps an old fashioned drum brake in place. That name is misleading because the brake assembly won't do much if applied in an emergency braking situation. It is actually a Parking Brake designed to keep a parked rig from moving.
So, the same as a chevy chassis without auto park and most all have the brake ass'y on the drive shaft, regardless. My confusion was with these fluid leaks and how this fluid might be related to the actual workings of the brake itself. I mean yes, there can be tranny seal leaks in any of them that will find it's way into a drum brake system, but what does this have to do with the operation of it all? Also was confused with the E designation and no, there probably aren't many, real emergency brakes, disguised as a parking brake in the whole world and for any vehicle, unless one is moving pretty slow on the flats and geared down some.
The front end of the assembly has bearings. The ATF is there to lubricate and dissipate heat.
Alright then and just something a little extra that a Chevy/WH chassis doesn't have and even with the non-auto manual versions. Now this brake, surely isn't designed to be set while the rig is in motion, is it, cuz I don't really see a need for all this?
No, its just a parking brake. I guess they figured it was better to immobilize the drive shaft than to run a line to both rear calipers like on a passenger vehicle.
Driving off while forgetting that it is engaged results in a rebuild usually.
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