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Before I attempt any percussive maintenance, any ideas how I can remove the steam arm assembly from the boiler? I've removed the bolts but it's still stuck.
It is stuck in with scale. Tap it lightly left and right and it’ll eventually free and you’ll be able to wriggle it out. It’s got an O ring too which is helping it stick and might need replacing 👍
Jonny69
So, what started as a quick pump change on my ancient Gaggia classic, escalated...
Before I attempt any percussive maintenance, any ideas how I can remove the steam arm assembly from the boiler? I've removed the bolts but it's still stuck. Was thinking about a citric acid bath but not sure how the copper/bronze would react