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techtalk:ref:wheels06 [2024/01/25 01:07] hippysmack |
techtalk:ref:wheels06 [2024/01/25 01:28] hippysmack |
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| ===== Using a Hose and a Jar ===== | ===== Using a Hose and a Jar ===== | ||
| + | * Get a small rubber hose like for the windshield washer on your car about a foot long. \\ You may need to heat it to get it over bleeder valve tip. \\ Put it on the bleeder valve and place the other end in a jar submerged in brake fluid. \\ You can use a jar with a lid and punch a hole the size of the hose in the lid. \\ This keeps the hose from coming out the fluid in the jar. \\ As you pump the brake and let off, the only thing it can pull back is brake fluid. \\ The air goes out the fluid in the jar. \\ Do this awhile and you'll see no more air bubbles coming from the jar. \\ Close bleeder and your good to go. \\ Make sure to not let the master cylinder go dry while doing this. ((ezmerf of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-general-discussion-and-problems/112336-can-t-bleed-the-rear-brake-keep-getting-air-bubbles/page2?t=1062732&highlight=Brake+Fluid+Bleeding+w/Syringe&page=2)) \\ | ||
| - | * Get a small rubber hose like for the windshield washer on your car about a foot long. \\ You may need to heat it to get it over bleeder valve tip. \\ Put it on the bleeder valve and place the other end in a jar submerged in brake fluid. \\ You can use a jar with a lid and punch a hole the size of the hose in the lid. \\ This keeps the hose from coming out the fluid in the jar. \\ As you pump the brake and let off, the only thing it can pull back is brake fluid. \\ The air goes out the fluid in the jar. \\ Do this awhile and you'll see no more air bubbles coming from the jar. \\ Close bleeder and your good to go. \\ Make sure to not let the master cylinder go dry while doing this. ((ezmerf of the XLFORUM http://xlforum.net/forums/showthread.php?t=1062732&highlight=Brake+Fluid+Bleeding+w%2FSyringe&page=2)) \\ | + | Below, the tube is an automotive shop one-way bleeder set up, but it goes inside the plastic bottle with a small hole in the lid. ((Hopper of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/50355-and-yet-another-77-ground-up-rebuild/page6?t=209347&highlight=float+level&page=6)) \\ |
| - | + | ||
| - | Below, the tube is an automotive shop one-way bleeder set up, but it goes inside the plastic bottle with a small hole in the lid. ((Hopper of the XLFORUM http://xlforum.net/forums/showthread.php?t=209347&highlight=float+level&page=6)) \\ | + | |
| So when the lid is screwed on, even if you knock the bottle over, brake fluid stays inside. \\ | So when the lid is screwed on, even if you knock the bottle over, brake fluid stays inside. \\ | ||
| The wire hook is to hang the bottle on the fender etc. and it stays out of harm's way. \\ | The wire hook is to hang the bottle on the fender etc. and it stays out of harm's way. \\ | ||
| The clothes peg and tag on the bleed hose is to put the hose in the upwards position from the bleed nipple for good air bleed-out. \\ | The clothes peg and tag on the bleed hose is to put the hose in the upwards position from the bleed nipple for good air bleed-out. \\ | ||
| - | | Milk jug and a hose. ((photo by Hopper of the XLFORUM http://xlforum.net/forums/showthread.php?t=209347&highlight=float+level&page=6)) | | + | | Milk jug and a hose. ((photo by Hopper of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/50355-and-yet-another-77-ground-up-rebuild/page6?t=209347&highlight=float+level&page=6)) | |
| |{{:techtalk:ref:wheels:brake_bleeding_system_by_hopper.jpg?direct&300|}}| | |{{:techtalk:ref:wheels:brake_bleeding_system_by_hopper.jpg?direct&300|}}| | ||
| + | |||
| ===== Using Gravity Assist ===== | ===== Using Gravity Assist ===== | ||
| - | If you're bleeding air; ((Hippysmack of the XLFORUM http://xlforum.net/forums/showthread.php?t=2072934)) \\ | + | If you're bleeding air; ((Hippysmack of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/196411-bleeding-rear-brakes-and-adjustment-1985?t=2072934)) \\ |
| You can use a clear hose on the end of the bleeder screw (hung high) and you can see exactly what's coming out the brake system. \\ | You can use a clear hose on the end of the bleeder screw (hung high) and you can see exactly what's coming out the brake system. \\ | ||
| This gives confirmation of the presence of air / debris as well as positive reinforcement that the air is being expelled. \\ | This gives confirmation of the presence of air / debris as well as positive reinforcement that the air is being expelled. \\ | ||
| Line 174: | Line 174: | ||
| ===== Using the Finger Method ===== | ===== Using the Finger Method ===== | ||
| - | + | * First, top off the master cylinder and then remove the bleed screw completely. ((rick szymanski of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-intake-and-exhaust/sportster-motorcycle-air-intake-carburetor-efi-fuel-and-exhaust/132514-how-to-bleed-the-front-duel-disk-brakes?t=1417991&highlight=Brake+Fluid+Bleeding+w/Syringe)) | |
| - | * First, top off the master cylinder and then remove the bleed screw completely. ((rick szymanski of the XLFORUM http://xlforum.net/forums/showthread.php?t=1417991&highlight=Brake+Fluid+Bleeding+w%2FSyringe)) | + | |
| * Plug the bleed screw hole with your finger tightly. | * Plug the bleed screw hole with your finger tightly. | ||
| * Have a friend or you can do it yourself, one at a time. | * Have a friend or you can do it yourself, one at a time. | ||
| * Squeeze the brake while holding tightly over the bleed hole. | * Squeeze the brake while holding tightly over the bleed hole. | ||
| * The fluid and air will push past your finger and seal immediately when the brake is released. | * The fluid and air will push past your finger and seal immediately when the brake is released. | ||
| - | * Your finger will let pressure spray out, but will not let air get sucked back in. ((dabronco of the XLFORUM http://xlforum.net/forums/showthread.php?t=47150&page=2)) | + | * Your finger will let pressure spray out, but will not let air get sucked back in. ((dabronco of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/28453-is-the-mighty-vac-worth-the-40-bucks-for-brake-bleeding/page2?t=47150&page=2)) |
| * It's a lot easier and faster than the opening and closing a bleed screw. | * It's a lot easier and faster than the opening and closing a bleed screw. | ||
| * You can do dual calipers at once this way if you have a helper. | * You can do dual calipers at once this way if you have a helper. | ||
| - | * Once you have a solid stream of fluid, you are fine. ((rick szymanski of the XLFORUM http://xlforum.net/forums/showthread.php?t=1417991&highlight=Brake+Fluid+Bleeding+w%2FSyringe)) | + | * Once you have a solid stream of fluid, you are fine. ((rick szymanski of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-intake-and-exhaust/sportster-motorcycle-air-intake-carburetor-efi-fuel-and-exhaust/132514-how-to-bleed-the-front-duel-disk-brakes?t=1417991&highlight=Brake+Fluid+Bleeding+w/Syringe)) |
| * This is exactly what Speed Bleeders do. They take the place of and act the same as your finger would. ((Hippysmack)) | * This is exactly what Speed Bleeders do. They take the place of and act the same as your finger would. ((Hippysmack)) | ||
| | | ||
| ===== Using Speed Bleeders ===== | ===== Using Speed Bleeders ===== | ||
| - | * Swap your bleeder screw out for a [[http://www.speedbleeder.com/|Speed Bleeder®]]. (('79 Supercharged Fuel Inj of the XLFORUM http://xlforum.net/forums/showthread.php?t=1188401&highlight=Brake+Fluid+Bleeding+w%2FSyringe&page=2)) \\ It is very simple to install: | + | * Swap your bleeder screw out for a [[http://www.speedbleeder.com/|Speed Bleeder®]]. (('79 Supercharged Fuel Inj of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/121410-bleeding-front-brake/page2?t=1188401&highlight=Brake+Fluid+Bleeding+w/Syringe&page=2)) \\ It is very simple to install: |
| - Simply clean the area around the old bleeder screw so that no dirt or contaminants can get into the brake system. | - Simply clean the area around the old bleeder screw so that no dirt or contaminants can get into the brake system. | ||
| - Remove the old bleeder screw and discard. | - Remove the old bleeder screw and discard. | ||
| Line 195: | Line 194: | ||
| * After bubble-free fluid comes out of the Speed Bleeder screw, close the bleeder until it seats. | * After bubble-free fluid comes out of the Speed Bleeder screw, close the bleeder until it seats. | ||
| * Proceed to the next caliper until all are bled. | * Proceed to the next caliper until all are bled. | ||
| - | * The Speed Bleeder screw has a check valve inside so it can't suck air at the bottom. They're cheap too! ((oldnavy of the XLFORUM http://xlforum.net/forums/showthread.php?t=1025390&highlight=Brake+Fluid+Bleeding+w%2FSyringe)) | + | * The Speed Bleeder screw has a check valve inside so it can't suck air at the bottom. They're cheap too! ((oldnavy of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/109840-bleeding-front-brake?t=1025390&highlight=Brake+Fluid+Bleeding+w/Syringe)) |
| - | Speed bleeder part numbers by manufacturer. ((IXL2Relax of the XLFORUM http://xlforum.net/forums/showthread.php?t=15444&page=5)) | + | Speed bleeder part numbers by manufacturer. ((IXL2Relax of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/9890-speedbleeders/page5?t=15444&page=5)) |
| |Brand|Material|Size|Part#|Length|Notes| | |Brand|Material|Size|Part#|Length|Notes| | ||
| |Russell Brand Speed Bleeders|Stainless Steel|1/4-28|R40525| ? |HD (44179-58)| | |Russell Brand Speed Bleeders|Stainless Steel|1/4-28|R40525| ? |HD (44179-58)| | ||
| Line 244: | Line 243: | ||
| ====== Vacuum Bleeding ====== | ====== Vacuum Bleeding ====== | ||
| - | You can get an inexpensive vacuum bleeder at most auto parts stores. ((stealthammer of the XLFORUM http://xlforum.net/forums/showthread.php?t=791904)) \\ | + | You can get an inexpensive vacuum bleeder at most auto parts stores. ((stealthammer of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/95063-help-q-re-replacing-fluid-after-installing-brake-line?t=791904)) \\ |
| - | Basically, you suck the fluid out of the system's hoses, calipers, and master cylinder using a small hand held vacuum pump (known brand: Mighty Vac). ((Joebug of the XLFORUM http://xlforum.net/forums/showthread.php?p=5707568&highlight=mighty+vac#post5707568)) \\ | + | Basically, you suck the fluid out of the system's hoses, calipers, and master cylinder using a small hand held vacuum pump (known brand: Mighty Vac). ((Joebug of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/195114-brake-upgrade-can-t-bleed/page2?highlight=mighty+vac#post4244079)) \\ |
| You draw all the air out with the brake fluid. \\ | You draw all the air out with the brake fluid. \\ | ||
| But it doesn't always work when tiny air bubbles are trapped in crevices etc. inside the internals of the master cylinder. \\ | But it doesn't always work when tiny air bubbles are trapped in crevices etc. inside the internals of the master cylinder. \\ | ||
| - | As in the case when using DOT 5 brake fluid. ((DIESEL of the XLFORUM http://xlforum.net/forums/showthread.php?t=91538&page=2)) \\ | + | As in the case when using DOT 5 brake fluid. ((DIESEL of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/40848-bleeding-the-rear-brake/page2?t=91538&page=2)) \\ |
| DOT 5 is silicon based and it requires patients when using a vacuum bleeder. \\ | DOT 5 is silicon based and it requires patients when using a vacuum bleeder. \\ | ||
| It may frustrate you more than anything if it sucks too hard (creating air bubbles). \\ | It may frustrate you more than anything if it sucks too hard (creating air bubbles). \\ | ||
| - | In speaking of too much vacuum, here is a homemade bleeding system using a vacuum cleaner and a canister. ((photo by Bob F of the XLFORUM http://xlforum.net/forums/showthread.php?t=1857463&page=2)) \\ | + | In speaking of too much vacuum, here is a homemade bleeding system using a vacuum cleaner and a canister. ((photo by Bob F of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/173094-what-tool-works-on-brake-caliper-mounting-screw/page2?t=1857463&page=2)) \\ |
| {{:techtalk:ref:tools:homemade_brake_bleeding_system_by_bob_f.jpg?direct&300|}} | {{:techtalk:ref:tools:homemade_brake_bleeding_system_by_bob_f.jpg?direct&300|}} | ||
| - | ===== Mighty Vac ===== | ||
| - | The Mighty-Vac's big point is assisting in clearing brakes lines of air bubbles, in lines that have high spots which air migrates to. ((Gone of the XLFORUM http://xlforum.net/forums/showthread.php?t=47150)) \\ | + | ===== Mighty Vac ===== |
| + | The Mighty-Vac's big point is assisting in clearing brakes lines of air bubbles, in lines that have high spots which air migrates to. ((Gone of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/28453-is-the-mighty-vac-worth-the-40-bucks-for-brake-bleeding?t=47150)) \\ | ||
| If the system is void of those problem areas, a Mighty-Vac is not likely to work any better. | If the system is void of those problem areas, a Mighty-Vac is not likely to work any better. | ||
| Line 273: | Line 272: | ||
| * **Apply vacuum**. | * **Apply vacuum**. | ||
| * It should only take about 8 to 10 pumps or so to get up to over 20 psi and hold. | * It should only take about 8 to 10 pumps or so to get up to over 20 psi and hold. | ||
| - | * Low vacuum is best. Too much and you pull air past the seals and it just looks like the air is never going to quit (because it isn't). ((Wedge of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071413&highlight=mighty+vac)) \\ | + | * Low vacuum is best. Too much and you pull air past the seals and it just looks like the air is never going to quit (because it isn't). ((Wedge of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/195114-brake-upgrade-can-t-bleed?t=2071413&highlight=mighty+vac)) \\ |
| - | * Open the bleeder (1/4 turn or so) and the air and fluid will pull right through. ((Shu of the XLFORUM http://xlforum.net/forums/showthread.php?t=791904&page=3)) | + | * Open the bleeder (1/4 turn or so) and the air and fluid will pull right through. ((Shu of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/95063-help-q-re-replacing-fluid-after-installing-brake-line/page3?t=791904&page=3)) |
| - | * Keep vacuum until it's a steady stream of fluid, then close it off. ((rick szymanski of the XLFORUM http://xlforum.net/forums/showthread.php?t=1417991&highlight=Brake+Fluid+Bleeding+w%2FSyringe)) \\ Make sure to maintain a vacuum or it could let air back in. ((baka1969 of the XLFORUM http://xlforum.net/forums/showthread.php?t=1697062)) | + | * Keep vacuum until it's a steady stream of fluid, then close it off. ((rick szymanski of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-intake-and-exhaust/sportster-motorcycle-air-intake-carburetor-efi-fuel-and-exhaust/132514-how-to-bleed-the-front-duel-disk-brakes?t=1417991&highlight=Brake+Fluid+Bleeding+w/Syringe)) \\ Make sure to maintain a vacuum or it could let air back in. ((baka1969 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-drivetrain/sportster-motorcycle-tires-wheels-and-brakes-aa/158546-no-front-brake-pressure?t=1697062)) |
| * This will still take several tries until you get fluid. \\ Make sure you keep an eye on the bowl and don't let the fluid get too low or you will start to suck air. \\ Keep repeating until you on longer see any bubbles in the fluid line into the mightvac. | * This will still take several tries until you get fluid. \\ Make sure you keep an eye on the bowl and don't let the fluid get too low or you will start to suck air. \\ Keep repeating until you on longer see any bubbles in the fluid line into the mightvac. | ||
| * Once you get fluid, close bleeder, top off the master cylinder, put cover the back on and try to pump the brake pedal. | * Once you get fluid, close bleeder, top off the master cylinder, put cover the back on and try to pump the brake pedal. | ||
| - | * When you get pedal, then bleed manually to ensure that all air has escaped. ((XLFREAK of the XLFORUM http://xlforum.net/forums/showthread.php?t=1062732&highlight=Brake+Fluid+Bleeding+w%2FSyringe&page=4)) | + | * When you get pedal, then bleed manually to ensure that all air has escaped. ((XLFREAK of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-general-discussion-and-problems/112336-can-t-bleed-the-rear-brake-keep-getting-air-bubbles/page4?t=1062732&highlight=Brake+Fluid+Bleeding+w/Syringe&page=4)) |
| * If you apply vacuum and can not build it, then you have a leak somewhere in the system that must be repaired. | * If you apply vacuum and can not build it, then you have a leak somewhere in the system that must be repaired. | ||
| [[https://www.youtube.com/watch?v=qTySPh9xXJs|Here is a video on it also]] \\ | [[https://www.youtube.com/watch?v=qTySPh9xXJs|Here is a video on it also]] \\ | ||
| - | |Mighty Vac for sucking brake fluid from the master cylinder and out the bleeder screw. ((photos by cat5752 of the XLFORUM http://xlforum.net/forums/showthread.php?t=295754&page=2))|| | + | |Mighty Vac for sucking brake fluid from the master cylinder and out the bleeder screw. ((photos by cat5752 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/57107-simply-bleeding-the-front-brake/page2?t=295754&page=2))|| |
| |{{:techtalk:ref:tools:mighty_vac_1_by_cat5752.jpg?direct&250|}}|{{:techtalk:ref:tools:mighty_vac_2_by_cat5752.jpg?direct&400|}}| | |{{:techtalk:ref:tools:mighty_vac_1_by_cat5752.jpg?direct&250|}}|{{:techtalk:ref:tools:mighty_vac_2_by_cat5752.jpg?direct&400|}}| | ||
| - | |||
| ===== Aquarium Pump ===== | ===== Aquarium Pump ===== | ||
