Startup; Shutdown - Graco Pneumatic PD44 Instructions Manual

Startup

See startup instructions and related warnings in sup-
plied manuals. See Related Manuals on page 2.
1. Go through the Pre-Operation Checklist in the fol-
lowing table.
✔ Checklist
System Grounded
Verify all grounding connections were made. See
Grounding, page 6.
All connections are tight and correct
Verify all fluid, air, and system connections are
tight and installed according to the supplied sche-
matics.
Air supply valves are open
Verify all Incoming Air Ball Valves are open.
Fluid supply valves are open
Verify all Fluid Line Ball Valves are open.
2. Perform material loading and ratio check proce-
dures.
3. Install Posimixer and shroud.
4. Cycle machine several times to prime the mixer.
313904B

Shutdown

1. Bleed air from machine.
NOTE: Water contamination will dramatically shorten, if
not end, pneumatic valve life.
2. Inspect the valve shafts for material buildup. Clean
and lubricate.
3. Install night cap (storage cap).
Startup
15