User's Manual

Operation
Operation
Pre-operatio
n Checklist
Go through the Pre-Operation Checklist daily, before
each use.
✔
Checklist
System grou
nded
Verify all grounding connections
were made. See Grounding in the
Installation manual.
All connections tight and correct
Verify all
electrical, fluid, air, and
system co
nnections are tight and
installe
d according to the Installation
manual.
Fluid supply containers filled
Check co
mponent A and B and
solvent
supply containers.
Dose valves set
Check that dose valves are set
1–1/4 turns open. Start with
the settings recommended in
Valve Settings, page 30, then adjust
as needed.
Fluid
supply valves open and
press
ure set
The recommended component A and
B fluid supply pressures are 1/2 to 2/3
of the target spray pressure.
NOTE: Low pressure systems may
be set within a range of ± 100 psi (0.7
MPa, 7 bar); high pressure systems
may be set within a range of ± 300 psi
(2.1 MPa, 21 bar). If the inlet pressure
is higher than the outlet pressure,
ratio accuracy may be affected.
Solenoid pressure set
85-100 psi inlet air supply (0.6-0.7
MPa, 6-7 bar).
Flush Before U
sing Equipment
The pump fluid section 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.
Power On
1. Turn the AC
Power Switch ON (I = ON, 0 = OFF).
2. The Graco l
ogo will display while the system
initializ
es, followed by the Home screen.
3. Press the Start key
. The system status will
change from “System Off” to “Startup.” Once
the pumps are powered and are in the Home
position, the system status will change from
“Startup” to “Standby.”
Figure 13 Power Switch
2
4
332562B