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the steel frame had
to be repainted with zinc in order to protect it against any further
corrosion |
pressure gauge taken
apart |
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backside of the gauge
cleaned and polished |
front of the gauge
with the correct reading now |
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overpressure relief
valve before... |
...and after cleaning |
.....and fully replaced by a modern type for security reasons! |
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the cover of the boiler
before... |
... and with all the
rest of the gaskets removed |
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the connection to
the water level indicator before... |
... and with all the
rest of the gaskets removed |
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Seen from the outside,
the group didn't look too terrible... |
... but seeing this,
you know why it is worth it opening up every possible thing |
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The piston did not
promise deleightful espresso... |
It was also impossible
to turn the bearings. |
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The degreasing solution
had a hard night... |
...and another day
of work to make the bearings roll smooth and easy |
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The piston after extensive
cleaning with detergent and small stainless steel brushes. |
The piston with new
gaskets and new springs ( the old sprigs lost about 1cm in length
about all those years). |
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The upper part of
the group cleaned with the bearings reassebled. |
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The outside panels
of the machine had to be repainted to fight corrosion. Also the
colors had faded over the years. The prime coat was painted in
white, several coats of red followed. |
The repainted panels
reassembled. All screws were replaced by stainless steel types. |
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