BUCHI Rotavapo R-220 SE - Manual (Page 67)

5 Putting into operation
67 R-220 SE Operation Manual, Version F
5 .21 Controller upgrade
To upgrade a basic Rotavapor with a controller proceed as follows:
c
d
b
a
e
a Remove the two thumb nuts and take off the retaining plate.
b Replace the dummy controller box with a controller.
c Remove the blind plug.
d Take the free end of the controller cable out off the housing. Shift in the cable bushing of the
controller cable as replacement for the blind plug.
e Install the controller (see previous section for more information).
5 .22 Final installation check
After installation has been completed and before performing the first distillation make sure the installa-
tion has been carried out correctly:
• Inspect glassware visually for possible damage
• Inspect safe and correct routing of all cables and hoses
• Check that all connections (steam, water, vacuum) have been fixed properly
• Check all supply hoses for tightness
• If applicable: Check overall system vacuum tightness
➥ Switch on the vacuum source
➡ Check if desired vacuum operation level can be reached