Graco FUSION 309550U - Manual (Page 29)

Repair
309550U 29
Mix Chamber and Side Seal
Cartridges
See page 3 for available mix chamber sizes.
Continued on page 30.
1.
Follow Pressure Relief Procedure, page 15.
2.
Remove fluid manifold (M). Leave air connected.
3.
Flush gun to remove residual A and B compo-
nents, page 20. Follow Pressure Relief Proce-
dure, page 15.
4.
Disconnect air.
TI2543A
M
TI2540A
5.
Remove Front End, page 27.
6.
Remove air cap (10) and retaining ring (9). Inspect
o-ring (3) inside retaining ring.
CAUTION
To prevent cross-contamination of side seal car-
tridges, do not interchange A component and B com-
ponent parts. The A component cartridge is marked
with an A.
7.
Pull out side seal cartridges (18). Also inspect
o-ring (24) on cleanoff air valve (8).
9
TI2424A
10
3
24
18
18
B
A
TI2426A