The next step in disassembling the power brake booster is separating the two halves of the booster housing. Maybe its just the pushrod seal is sticking in the valve body bore. Replace The Bearing Remove the bearing from the shell and install a new bearing. If it is adjusted too far in, you will have a very spongy brake pedal, or too much pedal travel. Valve Operating Rod Inspect the valve operating rod for wear or damage. Booster hissed, pedal went to the floor leaking master cylinder , and one of the rear cylinders were leaking. If the pushrod won't come out remove the diaphragm from the valve body and see if there is key slot in there.
Please everyone, save yourself time and money and check out the brake light switch first. It's been quite a while since I had a booster apart, memory is a bit hazy. The filter inside the Master Cylinder reservoir was cached with the orange residue. Because I cant really see a key in the first slot , just the round shaft. They tell me that I will have to reuse the one that is on my original.
I hope this info is helpful for anyone searching for this in the future. The next procedure will help you in either case. Start the truck and test your brakes. I found the best answer to my own question. Hook the tool behind the pedal as shown. This indicates correct push rod length.
This video shows how to adjust the brake booster pushrod length in a Ford product, to help fix a low brake pedal. I have a 2004 Grand Marquis. Collect all the data you can about power brake booster problems and present it to the investigator and see what they say. Don't get it too long, or the brakes will be drag all the time. Front Body 8 Spring 9. It's not a difficult task, and you can save some money in the process.
I think on the site posts somewhere are the directions on fixing the switch or replacing it. With the valve rod removed the valve rod spring, poppet retainer and poppet were also removed from the housing. Tighten the left and right nuts evenly. The adjustable push rod allows you to easily adjust pedal height and helps with brake pedal feel as well. I had the exact problems you describe in your link. This website has been planned and developed by TheFactoryFiveForum.
Remove the snap ring and plate with snap ring pliers. Step 3 — Make Adjustments to the Push Rod Disconnect the cylinder and locate the push rod. I guess there haven't been any fatalities yet for them to worry about it. Many people instantly suggested it was a seized brake caliper, so I replaced them both 2 front disc, 2 rear drum. Under dash requires removing the under dash sound deadening panel.
So, I doubt me making a big stink is going to cause any waves. To adjust the push rod length, first remove the master cylinder from the power booster. Hey guys, I had to pull my brake booster to sand it and paint it, it already has rust when it's about a year old. However, if you need more clearance to remove the booster, you do need to remove the master cylinder off the engine. I am not sure about the older boosters but mine had no snap ring or any other provision for rod removal. The tool has part number T10006A.
Try it a few times. Air Vlave Operating Rod 6. To install, reverse the removal procedure. Laying on the floor board, I took this picture. Thank you for visiting the TheFactoryFiveForum. Reconnect the ground cable to the battery.
Remove the master cylinder reservoir cap or cover. Funny thing is, all this started right after I had the car in for the brake light switch recall. Hi and thanks for using 2CarPros. With those components removed I used several long sockets and universal joints to remove the four nuts. Stops on a dime, even when I move cross country with over a ton in the bed. I'm convinced after seeing all the same type of posts on here that is not the brake booster but improper install of the brake light switch.
The brake lines that connect to the master cylinder would ordinarily need to be removed as well, however in this case they were disconnected long ago when the body was lifted from the chassis. A low pedal can be a sign of worn pads or other problems. Using your pliers, adjust the push rod to the appropriate length. Rear Body with Diaphragm Plate 10. The swap was done about a year ago, and boy oh boy is there a difference in braking power. They wouldn't let me drive the car off of their lot until I signed a waiver clearing them of any responsibility because they had informed me that the car was not safe to drive and could present a life threating situation for me. It is the adjustment of the Booster pushrod which makes contact to the primary valve in the master cylinder.