Draining The Pot - Graco EcoQuip 2 Operation, Repair, And Parts

Operation
Draining the the Pot Pot
Draining Draining the Pot
NOTE: NOTE: Before draining the pot, verify that all step NOTE:
in Setting Up the Equipment, page 14
followed. Check the pot pressure gauge to make
sure the pot is pressurized.
1. Close the abrasive ball valve (M).
2. Disconnect the abrasive ball valve cam-lock by
removing the coupler pins and pulling the rings
out and up to pull the two cams away from the
groove.
3. Hold a bucket under the cam-lock coupler, then
turn the selector valve to WASH. This will clean
debris from the cam-lock coupler and gasket.
NOTE: NOTE: Make sure the gasket is clean and in NOTE:
place after the procedure.
4. Turn the selector valve to BLAST. This will pump
the abrasive out through the abrasive hose.
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5. Place a bucket under the abrasive hose. Slowly
open and close the abrasive ball valve to flush
abrasive material from the pot. Repeat several
times. Once no abrasive material flows from the
hose, close the abrasive ball valve. Turn the
selector valve to OFF.
have been
6. Engage the pop-up pin to hold the pop-up open
and allow air to enter.
7. Open the abrasive ball valve and drain the pot
of water.
8. Close the pop-up and connect the abrasive hose.
NOTE: The system must be winterized if it will be
NOTE: NOTE:
exposed to temperatures below freezing. See
Winterizing the Equipment, page
NOTICE NOTICE NOTICE
If the pot is pressurized, relieve pressure by
opening the dump valve before proceeding to
step 6.
23.
3A3489E