Disassembly and Reassembly of Applicator
20
3A5591D
9. To access the material valve needles, remove the
cylinder cover, screws and springs.
10. Remove the piston by loosening the two screws
locking the piston and needle together. Once the
piston is accessible, o-ring and guide ring can be
removed.
11. Remove the three Torx screws holding the cylinder
housing. Lift the housing and remove the cylinder
packing. There are also three needle packing
located in the cylinder housing. The material valve
needles, gasket and guide can now be removed
from the central body.
12. With the needles removed, pull out the needle pack-
ing spacers. Note that there are two sizes. See the
appropriate Parts manual for additional information
and special tools.
13. Pick up the packings and needle guides with the
special tool (17V861).
14. With all parts removed, clean all parts that will be fit-
ted again. Discard parts not needed for reassembly.
NOTE:
Refer to spare parts manual for additional infor-
mation and spare parts numbers.
F
IG
. 25
F
IG
. 26
F
IG
. 27
F
IG
. 28
F
IG
. 29
