Ab d c – BUCHI Rotavapo R-220 SE User Manual
Page 74
7 Maintenance and repairs
74
R-220 SE Operation Manual, Version F
7 .3
Snap flange coupling, flask seal and vapor duct
Removal / installation of the snap flange coupling
a
b
d
c
a
Turn the snap flange coupling until the unlock rocker at the left half of the snap flange is in top
position.
b
Open both levers of the snap flange.
c
Use the seal tool (order no. 20075) to unlock the metal reed and free the snap flange.
d
Carefully pull off the snap flange from the metal reed locking.
For reinstallation plug the coupling back onto the flange. The metal reed snaps into locking position
with a noticable click sound.
➡ After installation, see also section 5.16 for correct adjustment of the lever tension!