donut
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| posted on 14/9/05 at 03:29 PM |
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Hand brake only working one side
I have just fitted my new hand brake cable to my new Ford rear callipers (disc setup obviously) and tightened everything up. When i pull on the hand
brake i get 3 clicks and thats about as far as it goes. It feels really good and feels like everything is working ok.
Problem is when the hand brake is on i can stil turn the off side rear disc with my bare hands. The near side is solid and will not move but the Off
side is just not working. The cable is fine in the clip and the arm seems to be going round the same as the near side so i can't see what the
problem is.
Is this normal and an SVA fail?
ta
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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ned
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| posted on 14/9/05 at 03:42 PM |
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are the calipers recon'd andy or just as from the donor? perhaps the caliper's seized or the cable needs adjusting/isn'ty pulling
either side equally?
Ned.
[Edited on 14/9/05 by ned]
beware, I've got yellow skin
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donut
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| posted on 14/9/05 at 03:51 PM |
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They are suposed to be new units but i'm guessing they are reconditioned jobbies, look new though. The cable on the o/s calliper is pulling but
does seem to be stopping at the black rubber bump stop thingy. Will it be ok to cut that off?
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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britishtrident
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| posted on 14/9/05 at 03:52 PM |
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start by slackening the cables right back and pumping the pedal a few times to get the self adjusters to adjust up. Then readjust the cable tension to
give 4 or 5 clicks.
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donut
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| posted on 14/9/05 at 03:56 PM |
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I have not done the brakes yet, i have only fitted the hand brake cable. Maybe i'll wait till the brakes are bled then.
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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rusty nuts
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| posted on 14/9/05 at 05:43 PM |
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Sometimes helps with rear calipers if when you fit the brake pads you wind piston in or out to give approx 004'' to 006''
clearance between pad and disc. This sets initial clearance and avoids damage to caliper HTH .
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donut
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| posted on 14/9/05 at 05:50 PM |
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hmmm thats a thought, i'll see if i can wind it out a tad.
Here is a pic of my rear o/s calliper with the handbrake off:
Image deleted by owner
As you can see the black rubber bump stop is very close to the loop thingy!
[Edited on 14/9/05 by donut]
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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rusty nuts
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| posted on 14/9/05 at 07:01 PM |
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Bleedings going to be fun. nipples the wrong way . You will have to turn caliper round to bleed brakes.
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donut
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| posted on 14/9/05 at 07:03 PM |
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Thanks (again!!) but to be honest it looks the same as mine. Some of your calliper gets in the way if the rubber thingy. I'll have another
fiddle tomorrow.
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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Jon Ison
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| posted on 14/9/05 at 07:05 PM |
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Have you shortened the handbrake cable ? if so where you have joined it is it near the "horse shoe" thingy? is it only allowing it too
pull on one side ? seen it done that's why i ask, could be way off the mark though, just a thought.
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donut
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| posted on 14/9/05 at 07:05 PM |
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Bleedin, brakes!! Yes Bob had the same problem although it's not really a problem, just a bit of a pain.
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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donut
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| posted on 14/9/05 at 07:16 PM |
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Jon
Yes i have shortened the cable. The cable runs from one calliper to the other via the 'D' thingy at the handbrake. When i adjust the cable
it pulls the off side only (i think) The square ring that hooks on the handbrake pully on the calliper hits the black rubber stopper which then makes
it pull more on the near side calliper.
If i make the black rubber stopper shorter this should solve the problem
however
the handbrake pully on the o/s calliper is further round that the n/s which may mean that the piston needs to be wound out a bit????????????
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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rusty nuts
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| posted on 14/9/05 at 07:18 PM |
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If that picture is with the handbrake off then the cable is definately over adjusted , slacken cable adjust piston as already suggested, bleed brakes
and finally adjust hand brake cable. Caliper lever should rest against stop when handbrake off .
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donut
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| posted on 14/9/05 at 07:20 PM |
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rusty nuts
Ok will do, thanks
just 1 thing
how many revolutions should i wind out on the piston? i don't want it falling off!!!
Thanks
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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bob
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| posted on 14/9/05 at 07:59 PM |
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Andy
I unbolted my caliper and rolled it round the disc to twelve o clock to bleed it,although it is easier to pressure bleed it if you have an eezi blleed
kit which operates on tyre pressure straight from the valve.
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donut
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| posted on 14/9/05 at 08:17 PM |
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If i got an eezi bleed kit would i be able to keep the calliper where it is?
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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mookaloid
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| posted on 14/9/05 at 09:52 PM |
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quote: Originally posted by donut
If i got an eezi bleed kit would i be able to keep the calliper where it is?
nope
cheers
Mark
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donut
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| posted on 14/9/05 at 10:05 PM |
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poop
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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Hellfire
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| posted on 14/9/05 at 10:26 PM |
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Andy, looking at your caliper, that black rubber thing which you call a bumpstop shouldn't be there at all. It should be a small piece of
convaluted rubber which collapses on itself. It looks like some of the bits on the cable have been put on in the wrong order.
The rubber bumpstop (as you call it) is preventing the cable being pulled up and should actually be inserted in the tube where your cable runs through
the chassis rail near the diff.
Have a look in our BUILD diary. 2nd & 6th November. This should explain it a little more clearly.
Brakes should be easy enough to bleed, just remove the bottom caliper bolt and pivot the caliper on the top bolt until the bleed nipple is at 12
o'clock. Make sure you put a block between the pads at least equal to the width of the disk when bleeding, otherwise you'll struggle to
get the caliper back over the disk.
[Edited on 14-9-05 by Hellfire]
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Hellfire
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| posted on 15/9/05 at 01:05 AM |
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Andy - if you look at Bens and our's the distance from the anvil to the caliper plug mount is longer than yours... also our's are
flexirubber on the end, your's is solid. The combination of the smaller gap and the non-compression plastic plug is restricting the movement,
thiat is causing your brake to hold off.
hope you can see the difference.
HTH
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donut
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| posted on 15/9/05 at 06:32 AM |
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Thats what i thought, Thanks for the pics, i'll have a word down at my local auto factors.
I knew it was wrong
Thanks again
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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bob
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| posted on 15/9/05 at 09:20 AM |
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That may well be the wrong cable,i ordered a saphire sierra GLSi cable which fitted fine.
I believe there are only two variants with the other being for the bigger braked cossie,but i was told the cables should fit the same as well which
confused more.
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rusty nuts
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| posted on 15/9/05 at 05:33 PM |
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To adjust the initial clearance use a feeler gauge between the disc and the pad, turn the piston in small movements until clearance is correct .
Should only take a few minutes , you don't need to replace caliper mounting bolts between each adjustment just lay caliper in place. Calipers
can be damaged if initial setting is not carried out.
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donut
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| posted on 15/9/05 at 06:29 PM |
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Yep, i'll do it tomorrow. Someone else said i had to wind the pistin out so that's what i'll do.
Thanx fellas
Andy
When I die, I want to go peacefully like my Grandfather did, in his sleep -- not screaming, like the passengers in his car.
http://www.flickr.com/photos/andywest1/
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