Spray - Graco XM 24W626 Operation Manual

Spray

Spray
This procedure includes steps to ensure that any settled
fillers are well-mixed with the material, the metering
pump lines are fully primed, the metering pump check
valves are operating smoothly, and materials are up to
temperature prior to spraying the production surface.
When the temperatures displayed on the Supply screen
reach operating temperature, the material is ready to
spray.
After the first day of spraying follow Pressure Relief
Procedure, page 46, then tighten packing nuts on
pumps and dosing valves.
1. If this is the Initial Startup or if system components
have been replaced, follow the Initial Startup pro-
cedure beginning on page 30.
2. Verify that the metering pump regulator (CD) is
turned counterclockwise to 0 psi.
3. For non-hazardous location models: Turn the
main power switch (BA) ON and verify the XM PFP
air supply ball valve (E) is open. Open the pump air
valve (CA).
Non-Hazardous
Location
For hazardous location models: Turn the main
power valve (CA) ON and verify the XM PFP air
supply ball valve (E) is open.
4. Perform Prime Flush Pump, page 36 to ensure the
flush pump is prepared to quickly flush out mixed
material when done spraying.
40
NOTE: If the hot water flush kit is used, the water heater
must be filled with fluid then turned on 45 minutes prior
to when flushing will be required.
5. If tank levels are low, fill them with material. See
6. Open both ball valves on the feed module air con-
F
7. Close mix manifold flush valves.
8. Close mix manifold ball valves.
Hazardous
Location
step 8 on page 31.
trols.
. 36
IG
FEED PUMP
BYPASS
ti20127a
ti20095a
ti20129a
3A2776H