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techtalk:ih:oil03g [2024/09/01 17:11] – [Testing the oil pump for leaks] hippysmacktechtalk:ih:oil03g [2024/09/26 20:39] (current) – [Idler Shaft Removal] hippysmack
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 But it can also be coming in from the clearances of the gears as well as from the shaft seal between the feed and return gears. \\ But it can also be coming in from the clearances of the gears as well as from the shaft seal between the feed and return gears. \\
  
-===== Testing the oil pump for leaks =-===+===== Testing the oil pump for leaks =====
 You could apply oil via the oil tank to the inlet nipple on an installed pump and observe if oil is leaking through the check into the discharge hole to the engine. \\ You could apply oil via the oil tank to the inlet nipple on an installed pump and observe if oil is leaking through the check into the discharge hole to the engine. \\
 There is no reason to take anything but the front fitting of the pump off. \\ There is no reason to take anything but the front fitting of the pump off. \\
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 {{:techtalk:ih:oil:oil_pump_mod_1_by_needspeed.jpg?direct&300|}} ((drawing by needspeed of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191819-took-up-the-challenge#post4147031)) \\ {{:techtalk:ih:oil:oil_pump_mod_1_by_needspeed.jpg?direct&300|}} ((drawing by needspeed of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/191819-took-up-the-challenge#post4147031)) \\
  
-====== Roll Pin Removal ======+====== Pump Body Damage ====== 
 +1952-1976 oil pumps cannot be removed/installed without either removing the engine from the frame or at least leaning the engine over in frame. \\ 
 +This makes questionable imperfections more to a higher degree of scrutiny than 77-up gerotor pumps that don't require engine uprooting. \\ 
 + 
 + 
 +Below is a compilation of just a few oil pumps with various gear well damage. \\ 
 + 
 +{{:techtalk:ih:oil:1952-1976_sportster_oil_pump_gear_wall_damage_compilation_by_hippysmack.jpg?direct&400|}} 
 + 
 + 
 +====== Roll Pin Damage/Removal ======
 Generally you have 3 lines of action depending on what you're up against. ((Dr Dick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/127032-getting-this-78-back-to-the-way-it-should-be/page30#post2932584)) \\ Generally you have 3 lines of action depending on what you're up against. ((Dr Dick of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/ironhead-sportster-motorcycle-talk-1957-1985/127032-getting-this-78-back-to-the-way-it-should-be/page30#post2932584)) \\
   - Squeeze exposed od of pin so it gets smaller and releases the press fit in the hole.   - Squeeze exposed od of pin so it gets smaller and releases the press fit in the hole.
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 ====== Idler Shaft Removal ====== ====== Idler Shaft Removal ======
-If the idler shaft is damaged, you can remove it by applying heat to the pump body and the shaft should fall out. \\ +If the idler shaft is damaged, you can remove it by applying heat (150°F) to the pump body and the shaft should fall out. \\ 
-Then press in a new shaft making sure it is set even on both sides of the pump.+Heat the pump body to (150°F) to install idler gear shaft. Shaft may not protrude above either oil pump body face. ((1972-2003 XR-750 Service Manual)) \\
  
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