Y⃒̸̷̝̜̙ͥͥͥngmar<p>Getting the broken bolt out took ages. Steel in aluminium gets stuck real good. My usual tricks failed and I had to drill it out. At least it wasn't stainless steel. Then some recutting of mangled threads and finding a replacement bolt.</p><p>Not done, but meanwhile I threw some phophoric acid on the steel parts.</p><p><a href="https://social.tchncs.de/tags/DIY" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DIY</span></a> <a href="https://social.tchncs.de/tags/Repair" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Repair</span></a> <a href="https://social.tchncs.de/tags/Restoration" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Restoration</span></a> <a href="https://social.tchncs.de/tags/Pump" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Pump</span></a></p>