Buchi Rotavapo R-220 SE Manuale Utente Pagina 78

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7 Maintenance and repairs
78 R-220 SE Operation Manual, Version F
Installation of the seal unit
a
b
a
Place the vacuum seal onto the seal holder with the ring-shaped metal insert facing
upwards.
b
Take the seal holder into both hands and gently push in the seal with both thumbs in several
steps. Rotate the seal holder while doing this to avoid canting!
NOTE
Clean seal rings, seal holder and vapor duct before reinstallation to ensure a clean seal face for good
tightness!
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