Barrel Removal - Graco PRO AA5500sc unicarb Instruction Manual

Barrel Removal

1. Prepare the gun for service as instructed on
page 31.
2. Disconnect the bottom fluid tube nut (C). See
Fig. 39.
3. Remove the jam nut (8) and actuator arm (19).
4. Loosen the three screws (24) with the ball end
wrench (77). See Fig. 40.
26
Fig. 39
Fig. 40
38 308937
Service
5. Hold the gun body (29) with one hand and pull the
barrel (26) straight away from the body to remove
it. See Fig. 41.
To avoid damaging the power supply (27), pull the
gun barrel straight away from the gun body. If neces-
sary, gently move the barrel from side to side to free
the power supply from the gun body.
8 19
77
24
03238
Fig. 41
CAUTION
C
27
29
03628
26
29
03239