Buffalo CN219 Instruction Manual page 11

 Pull the lever (D) all the way out from the
knob(E) then push the lever(F) upwards
from bottom until it comes out from the pin
guide (Fig 23). Unscrew the knob E by
turning anti-clockwise while holding the rod
in place.
Pull out the rod (G) and spring (H) from the

tap body (the pin/gasket assembly (I) will
slide out together with the rod) (Fig 24).
 Detach the rod (G) from the pin/gasket
assembly (I) (Fig 25).
 Disassemble (by pulling) the pin (L) from the
gasket (M) (Fig 26).
UK