Setup - Graco RS Operation And Repair Manual

Setup

Setup
NOTICE
The equipment was tested with lightweight oil,
which is left in the fluid passages to protect parts.
To avoid contaminating your fluid with oil, flush the
equipment with a compatible solvent before using
the equipment. See Flush System, page 24.
1. Before first use, flush the gun. See Flush System,
page 24.
NOTE: The recommended solvent pressure during
flushing is 80-100 psi (550-700 kPa, 5.5-7.0 bar).
2. Engage trigger lock.
3. For guns with cutters, install cutter:
a. If necessary, use a crescent wrench to adjust
pivot (541) so that it is parallel to gun front end
and the open end points to the front of the gun.
See F . 6.
IG
542
541
F . 6
IG
b. Back out screws (630). See F
c. Install cutter onto pivot so glass feed holes are
on top.
NOTE: Ensure proper engagement of o-ring (542) into
the cutter assembly. Verify there is no excess air leak-
age because it will greatly reduce the performance of
the air motor. See F . 6.
IG
d. Tighten screws (630) to lock cutter in place.
16
4. For internal mix guns, verify solvent knob (BD) is
5. Attach gun connections as described in F
6. For internal mix guns, prime the solvent line. Turn
NOTE: The recommended solvent line pressure is
80-100 psi (550-700 kPa, 5.5-7.0 bar).
7. For guns with cutters, insert glass strands into
630
8. For guns with cutters, adjust anvil to blade ten-
ti21008a
. 6.
IG
9. For external mix guns, adjust AAC knob (BD) to
e. Adjust cutter dispensing angle and chute angle
as desired.
adjusted to the fully closed position. See F
page 17.
page 17. See Technical Data on page 63 for fitting
sizes.
solvent adjustment knob (BD) until solvent dis-
charges from the front of the gun. See F
page 17.
NOTICE
Internal mix guns: To prevent material curing inside
the gun, do not trigger gun if solvent is not primed.
feed.
sion. Refer to RS Gun Cutter Assemblies Opera-
tion-Repair for part identification:
a. Release lockdown.
b. Adjust tension knob as desired.
c. Tighten lockdown.
d. Release idler lock down.
e. Adjust idler lock down until it touches anvil.
f. Tighten idler lock down.
g. Perform test spray to verify proper cutting of
glass strands.
h. Adjust tension as necessary.
middle of possible range of movement. See F
on page 17.
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3A0232ZAA