Graco Aerobotix RC50, Instructions Manual

Page: 16 / 66

Startup
16 313813A
Startup
1. Go through the Pre-Operation Checklist in the fol-
lowing table.
2. Purge air from metering pump. See Maintenance
section on page 54 for procedure.
3. Turn on main power by turning the power handle so
it points to “ON.” See F
IG
. 3 on page 10 for more
information.
4. When the HMI reaches the main menu screen, gen-
eral settings can be changed.
5. Turn on the control power by hitting the green
push-button on the main panel. The button will be lit
when control power is on. See F
IG
. 3 on page 10 for
more information.
6. Turn on the pump motors.
7. Verify all alarm and shutdown setpoints are set. See
Settings , page 45.
Pumpline
Before starting the Metering Pump Motors
• Tank levels should be checked
• All ball valves blocking normal chemical flow should
be opened
• Blanket pressure on each tank should be set
• Air in metering pumps must be purged. See Purge
Air from Metering Pump on page 54.
• Manual or Automatic Mode selected (see Pouring
Operation , page 42)
Requirements for Operation
• Control Power on
• Night Mode off
• Iso and Poly Metering Pump Overload alarm inac-
tive
• Iso and Poly Metering Pump Inlet Low-Pressure
alarm inactive
• Iso and Poly High-Pressure alarms inactive
• Iso and Poly Tank Low-Level alarms inactive.
See Alarms List , page 59, for more information.
Starting Metering Pump Motors
Navigate to the Machine Control screen, and turn on the
material pump motors.
See startup instructions and related warnings in sup-
plied manuals. See
Related Manuals on page 3.
✔
Checklist
System Grounded
Verify all grounding connections were made. See
Grounding , page 14.
All connections are tight and correct
Verify all electrical, fluid, air, and system connec-
tions are tight and installed according to the sup-
plied schematics.
Air supply valves are open
Verify all incoming air ball valves are open.
Fluid supply valves are open
Verify all fluid supply valves are open.
The machine operates at high pressure and high volt-
age. Be careful during operation and always wear the
appropriate protective gear.
If an Emergency Stop has been pressed, it will
need to be rotated and pulled out to be reset before
control power can be turned on.
Before turning on the pump motors, make sure
there is sufficient chemical in both day tanks and
that the day tank air pressure is at the suggested
setting. See
Settings section on page 45.
If any of the below requirements are not met, the
iso and poly metering pump motors will stop and/or
not be permitted to start.