User guide

Service and maintenance 19

7. Remove the old air filter element from the filter housing and put the new element into position with the

ribs in the element running from top to bottom (in the same direction as the louvers in the filter housing

cover) as shown in Figure 15.

8. See Figure 14. Hook the side of

the cover opposite the latches

C into the housing and then

press the cover onto the

housing, checking that the

latches are engaged and that

the cover is located correctly

with no gaps where air could

bypass the filter.

9. Reconnect the air filter fan

connector B.

10. Hook the rear end of the air

filter housing into position in the

head by sliding it towards the

rear of the fixture. Then hold

the front of the housing in

position against the front of the

head while you fasten the two Torx 25 screws A.

11. If you have finished work on the head, reinstall the head covers as described in “Access to the head” on

page 17 and release the tilt lock before reapplying power.

Figure 14: Head air filter removal

Figure 15: Head air filter alignment