
Motor or control is damaged. Return sprayer to Graco authorized service center. Paint is frozen or hardened in pump. Unplug sprayer from electrical outlet. NOTE: If frozen, do not try to start sprayer until completely thawed, or damage to motor, control board, and/or drivetrain may occur. Make sure power switch is OFF. Place sprayer in warm area for several hours, then plug in and turn on. Slowly increase pressure setting to see if motor starts. If paint hardened in sprayer, pump packings, valve