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techtalk:evo:oil03h [2018/12/21 21:00] hippysmack [Disassembly] |
techtalk:evo:oil03h [2024/01/05 03:40] (current) hippysmack |
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====== EVO: Oiling & Lubrication - Sub-03H ====== | ====== EVO: Oiling & Lubrication - Sub-03H ====== | ||
====== 86-90 Oil Pump Removal and Disassembly ====== | ====== 86-90 Oil Pump Removal and Disassembly ====== | ||
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|{{:techtalk:evo:oil:86-90_oil_pump_disassembly_1_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:evo:oil:86-90_oil_pump_disassembly_1_by_hippysmack.jpg?direct&300|}}| | ||
| 86-90 Oil Pump ((phoyo by Hippysmack)) | | | 86-90 Oil Pump ((phoyo by Hippysmack)) | | ||
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====== Removal ====== | ====== Removal ====== | ||
* The 86-90 gerotor pump can be removed with the engine in the frame and the gearcase cover installed. | * The 86-90 gerotor pump can be removed with the engine in the frame and the gearcase cover installed. | ||
* Disconnect the oil lines. | * Disconnect the oil lines. | ||
* Remove the four mounting bolts and the pump should drop down. | * Remove the four mounting bolts and the pump should drop down. | ||
- | * There is a flat spot on the frame just under the pump. ((IronMick of the XLFORUM http://xlforum.net/forums/showthread.php?t=554323)) | + | * There is a flat spot on the frame just under the pump. ((IronMick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/77330-oil-pump-1977-up?t=554323)) |
* The complete pump assembly comes out as a unit. | * The complete pump assembly comes out as a unit. | ||
- | * It´s not possible to take only the cover out because of the of limited space between the cover and frame. ((acb2 of the XLFORUM http://xlforum.net/forums/showthread.php?t=554323)) | + | * It´s not possible to take only the cover out because of the of limited space between the cover and frame. ((acb2 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/77330-oil-pump-1977-up?t=554323)) |
- | * Its a tight squeeze but you can wriggle the pump out. ((russzx6 of the XLFORUM http://xlforum.net/forums/showthread.php?t=554323)) | + | * Its a tight squeeze but you can wriggle the pump out. ((russzx6 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/77330-oil-pump-1977-up?t=554323)) |
===== Pump Stuck to Engine Case ===== | ===== Pump Stuck to Engine Case ===== | ||
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So the pump may be stuck to the engine case after the bolts come out. \\ | So the pump may be stuck to the engine case after the bolts come out. \\ | ||
- | There are also times when a gasket could not be found, so RTV or other sealers were used in addition to or instead of a gasket. ((Farmer00-1 of the XLFORUM http://xlforum.net/forums/showthread.php?t=554323)) \\ | + | There are also times when a gasket could not be found, so RTV or other sealers were used in addition to or instead of a gasket. ((Farmer00-1 of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/77330-oil-pump-1977-up?t=554323)) \\ |
Either way, if gasket sealer was applied, expect that to make it more difficult to remove the pump from the engine. \\ | Either way, if gasket sealer was applied, expect that to make it more difficult to remove the pump from the engine. \\ | ||
* First, be patient with it. | * First, be patient with it. | ||
- | * Try to turn the motor over by hand. It may push the pump out. ((Jason's Sporty of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071005&highlight=oil+pump)) | + | * Try to turn the motor over by hand. It may push the pump out. ((Jason's Sporty of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/frame-mount-evo-sportster-talk-1986-2003-models/194711-86-883-xlh-oil-pump?t=2071005&highlight=oil+pump)) |
* Try a rubber mallet. | * Try a rubber mallet. | ||
* Gently tap down on the pump's rear side so you're not forcing extra pressure against the drive gear on the pinion shaft. | * Gently tap down on the pump's rear side so you're not forcing extra pressure against the drive gear on the pinion shaft. | ||
* Try a short piece of 2x4 to gently tap on the pump. | * Try a short piece of 2x4 to gently tap on the pump. | ||
* Try using a crowbar with a "catspaw" on the rear side of the pump. | * Try using a crowbar with a "catspaw" on the rear side of the pump. | ||
- | * It's a wood working tool for pulling nails. ((123456qwerty of the XLFORUM http://xlforum.net/forums/showthread.php?t=2071005&highlight=oil+pump)) | + | * It's a wood working tool for pulling nails. ((123456qwerty of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/frame-mount-evo-sportster-talk-1986-2003-models/194711-86-883-xlh-oil-pump?t=2071005&highlight=oil+pump)) |
===== Gasket Removal ===== | ===== Gasket Removal ===== | ||
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Below PB Blaster was used with an auto window scraper. ((photos by Hippysmack)) \\ | Below PB Blaster was used with an auto window scraper. ((photos by Hippysmack)) \\ | ||
|{{:techtalk:ref:tools:removing_gasket_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:tools:removing_gasket_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:tools:removing_gasket_3_by_hippysmack.jpg?direct&300|}}| | |{{:techtalk:ref:tools:removing_gasket_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:tools:removing_gasket_2_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:tools:removing_gasket_3_by_hippysmack.jpg?direct&300|}}| | ||
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===== Stuck Cover Gasket ===== | ===== Stuck Cover Gasket ===== | ||
The spring washer inside the pump puts a lot of tension against the cover. \\ | The spring washer inside the pump puts a lot of tension against the cover. \\ | ||
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* However, a 24 hour soak will help to soften the gasket / sealer and make it easier to break free. | * However, a 24 hour soak will help to soften the gasket / sealer and make it easier to break free. | ||
- | | Carburetor Cleaner ((photo by Hippysmack http://xlforum.net/forums/showthread.php?t=2071153&page=4)) ||| | + | | Carburetor Cleaner ((photo by Hippysmack https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page4?t=2071153&page=4)) ||| |
- | |{{:techtalk:ref:tools:parts_cleaner_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:tools:parts_cleaner_3_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:parts_cleaner_6_by_hippysmack.jpg?direct&300|}}| | + | |{{techtalk:ref:genmsr:parts_cleaner_1_by_hippysmack.jpg?direct&300|}}|{{techtalk:ref:genmsr:parts_cleaner_3_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ih:oil:parts_cleaner_6_by_hippysmack.jpg?direct&300|}}| |
* After soaking, open the lid, remove the small bucket inside by the handle, set the bucket on the ground and wash the parts cleaner off with a water hose. | * After soaking, open the lid, remove the small bucket inside by the handle, set the bucket on the ground and wash the parts cleaner off with a water hose. | ||
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This oil pump had to be soaked overnite before the cover would separate from the body. \\ | This oil pump had to be soaked overnite before the cover would separate from the body. \\ | ||
- | | Cleaning and soaking gaskets for more easy removal ((photos by Hippysmack http://xlforum.net/forums/showthread.php?t=2071153&page=4)) || | + | | Cleaning and soaking gaskets for more easy removal ((photos by Hippysmack https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/194881-let-s-study-the-77-85-oil-pump-parts-and-changes-and-when/page4?t=2071153&page=4)) || |
- | |{{:techtalk:ref:tools:parts_cleaner_4_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:tools:parts_cleaner_2_by_hippysmack.jpg?direct&300|}}| | + | |{{techtalk:ref:genmsr:parts_cleaner_4_by_hippysmack.jpg?direct&300|}}|{{techtalk:ref:genmsr:parts_cleaner_2_by_hippysmack.jpg?direct&300|}}| |
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====== Disassembly ====== | ====== Disassembly ====== |