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> Question about long tube method of brake bleeding
computers4kids
post Nov 26 2011, 10:42 AM
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I have some air trapped in my brakes and want to try the long tube method to purge. With the tubes in the resevoir and connected to each caliper nipple, I understand the idea of cracking each nippple open and pumping until the cows come come.

What puzzles me is the idea of injecting air back into the system using this method. Until the lines are full of fluid, won't you be sucking air on each pump of the brakes back throuh the nipple from the empty tubes?

I have a motive bleeder but can't seem to get all the air out. It takes a couple pumps to get a hard pedal.

New MC
All new rebuilt calipers, etc
Used the pedal pump and release method
Flushed a 1/2 gallon of fluid throuh the calipers
Rear vented to .004
Driven the car and repeated the bleeding with motive and two people
Yes, the front caliper nipples are pointed up
No speed bleeders
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Posts in this topic
computers4kids   Question about long tube method of brake bleeding   Nov 26 2011, 10:42 AM
biosurfer1   While I'm certainly not an expert in this meth...   Nov 26 2011, 11:41 AM
Gint   Sounds reasonable. I think.... :confused: You p...   Nov 26 2011, 11:47 AM
Valy   What puzzles me is the idea of injecting air back...   Nov 26 2011, 11:58 AM
kg6dxn   My old man tought me a trick... with the system se...   Nov 26 2011, 12:30 PM
computers4kids   My old man tought me a trick... with the system s...   Nov 26 2011, 02:10 PM
kg6dxn   My old man tought me a trick... with the system ...   Nov 26 2011, 02:33 PM
andys   Though there are a couple of methods that work wel...   Nov 26 2011, 01:30 PM
computers4kids   While I'm certainly not an expert in this met...   Nov 26 2011, 02:03 PM
McMark   The pic below is from McMark, maybe he'll chi...   Nov 27 2011, 09:40 PM
9146986   Here's how I bleed a 914 brake system, from my...   Nov 26 2011, 02:03 PM
computers4kids   Here's how I bleed a 914 brake system, from m...   Nov 26 2011, 02:07 PM
davesprinkle   The long tube method works well. And I've tri...   Nov 26 2011, 05:06 PM
Mark Henry   My method is to get it going normally, then I crac...   Nov 26 2011, 08:16 PM
BK911   If I understand correctly, you think air is in the...   Nov 27 2011, 09:52 AM
Michael N   This worked great for me in the past. I don’t t...   Nov 27 2011, 10:29 AM
computers4kids   This worked great for me in the past. I don’t ...   Nov 27 2011, 10:57 AM
Krieger   That looks like Sir Andy's Car.....   Nov 27 2011, 10:34 AM
Michael N   I opened the bleeder valve at each caliper then cl...   Nov 27 2011, 11:19 AM
sixnotfour   Or you can pull the pads with a spacer thinner ...   Nov 27 2011, 12:36 PM
underthetire   I have found with a dry system, do the one man ble...   Nov 27 2011, 12:52 PM
URY914   Will pumping on a closed system really consolate t...   Nov 27 2011, 01:03 PM
kg6dxn   I have found that a little bit of teflon tape on t...   Nov 27 2011, 01:05 PM
ArtechnikA   I have some air trapped in my brakes... interesti...   Nov 28 2011, 04:46 AM
computers4kids   Driven the car and repeated the bleeding with mot...   Nov 28 2011, 08:54 AM
ArtechnikA   If this is the case, how long does it normally ta...   Nov 29 2011, 05:34 AM
BK911   Just drive it. If no improvement after a couple o...   Nov 28 2011, 11:35 AM
matthepcat   Speedbleeder nipples always worked well for me. h...   Nov 28 2011, 12:19 PM
JRust   Speedbleeder nipples always worked well for me. ...   Nov 28 2011, 01:00 PM
computers4kids   [quote name='matthepcat' post='1579893' date='Nov...   Nov 28 2011, 09:15 PM


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