9. When you are sure that the dosing chamber is sitting securely
in the horseshoe, push the dosing chamber downwards. Now
pull the dosing chamber upwards again, by around 10 mm,
to check that it is sitting securely in the horseshoe. Now push
the dosing chamber tightly
into the dosing unit.
10. Tighten the nut (hand-tight)
using the spanner supplied.
Note: to prevent damage or malfunctioning of the dosing unit, it is important to fit the
dosing pin securely into the horseshoe.
58