11.Submerge suction tube in paint.
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12. Turn power switch ON.
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Priming
Pump Check Valves
Storing pump in water, adequate flushing, or ingested debris can cause either of the pump’s two check valves to malfunction. Try to loosen the check balls loose by tapping the inlet valve with a small wrench. The sprayer should be on and running.
DX MODEL | 82 MODELS |
Tap
Here
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13.When paint starts to come out of prime tube, aim gun toward waste pail, pull and hold gun trigger and turn
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302!9
CAUTION
Excessive shock will fracture or cause other damage to the pump.
To determine if the inlet valve ball is stick-
Motor stopping indicates pump and hose are primed with paint.
14. When paint comes out of gun, release trigger.
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15. Clip drain tube to suction tube.
If the pump does not prime after 30 sec- onds, Read Pump Check Valves, page 11.
ing, unscrew inlet valve from pump and check it. MAGNUM XR7 and XR9 sprayers allow for inlet valve removal without remov- ing suction tube.
If sprayer continues to cycle (motor and pump run) after you release gun trigger, the pump valves may be obstructed or worn. If they are worn, valve repair kits are available. Consult a Graco/MAGNUM authorized service center.
309225W | 11 |