The subsequent image illustrates the AutoPark parking brake lever relay system with optional pedal brake which can be discovered only on coaches crafted involving about mid ninety four to mid 98.
What We'll make an effort to do below, is to incorporate all of the data We've on bleeding the Hydroboost program (brake booster), the facility steering process, plus the AutoPark program. All three units operate off of the power steering pump. These strategies are Primarily essential if you are cleansing up immediately after in excess of journey troubles.
Refill the AutoPark reservoir with new ATF and get it done once again. 1 flush need to clear most systems, but if the thing is loads of residue in the reservoir, you should repeat the process till anything seems to be clean.
Without the spring, the poppet will oscillate speedily forwards and backwards – – generating a speedy chattering of your pump, and a quick blinking AutoPark lite.
Chock your wheels – – you’ll be having under the rig Unless of course It's really a 2001 or later on by which scenario the pump/reservoir and RGS are up during the entrance in the coach – – driver’s side from the radiator.
It should be emphasised that generally an actuator cylinder seal leak is something which begins compact and grows. Sooner or later, it Needs to be addressed, but It's not ordinarily a thing that comes about quickly and causes fast street failure or lockup on the parking brake.
Consequently It's not at all an crisis brake. It is far from intended to cease a auto that is now rolling. It truly is meant to keep a motor vehicle from rolling once it has been stopped through the support brakes.
This brake makes use of a “star wheel†style adjuster as you would probably come across on a vehicle, but as opposed to accessing it thru a port over the backing plate, on your RV the port is from the brake drum by itself. This suggests you ought to have the drum correctly oriented to reach the adjuster thru the port.
In the next PDF generate-up, We'll do our greatest to clarify the whole AutoPark brake set up and its operation will not be something you can certainly recognize at a look. They built this floating idea to help keep the footwear kind of self centering while in the drum.
†Below, is really an illustration of the assembly. Note that this Edition proven also includes a foot pedal, but this element is only found on previously 12 months types. For needs of the discussion, it's only the pink lever setup that we must be concerned with.
Here's an image of a standard AutoPark parking brake drum taken off showing two access ports for altering the brake footwear.
Thoughts cheerfully recognized. It absolutely sure appears to me just like the downward tension within the #4 internal valve is greatly greater by the 1600 psi pressure in the pump. I query if the solenoid (source) by itself could effect a good seal without the need of assist in the pump stress. The #nine button remains a certain amount of a secret
The above drawing demonstrates the drum in its correct orientation While using the adjuster at the highest of the backing plate – – more or less in keeping with the very little port you could see on the drum.
Factors: When your actuator is now leaking, or you understand of course it has been contaminated with brake fluid, then you will HAVE to take action to avoid AutoPark parking brake method failure and achievable lockup in the parking brake.