Graco EcoQuip 300 Operation, Repair, And Parts page 15

7. Turn the selector valve to RINSE.
8. Disengage the Emergency Stop.
NOTE: The water pump will not work unless the
NOTE: NOTE:
Emergency Stop is disengaged.
334667G
9. Align the pop-up handle with the pin slot, and
then firmly push and turn the handle 90° after the
pin is below the bracket slot. Proper engagement
of the pin will hold the pop-up down until it is
released.
10. Add 10 gallons (30 liters) of fresh water to
the pot. Wear appropriate personal protective
equipment, including an appropriately fit-tested
government approved respirator suitable for the
dust conditions. Add abrasive material (minimum
four bags, maximum ten 50 lb (23 kg) bags of
high-mass abrasive, or eight 50 lb (23 kg) bags
of low mass abrasive).
11. Use a garden hose or the rinse hose to wash the
abrasive into the pot and clear any abrasive from
the pop-up and gasket.
Operation
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