Troubleshooting
Troubleshooting
Check everything in this Troubleshooting Table before you bring the sprayer to a Graco/Magnum authorized service center. Refer to Component Identification, page 6 for reference letters used in table.
Problem | Cause | Solution |
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Power switch is on and sprayer is | Pressure is set at zero pressure. | Turn Pressure Control Knob (C) |
plugged in, but motor does not run, |
| clockwise to increase pressure set- |
and pump does not cycle. |
| ting. |
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| Motor or control is damaged. | Take sprayer to Graco/magnum |
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| authorized service center. |
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| Electric outlet is not providing power. | • Try a different outlet or plug in |
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| something that you know is work- |
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| ing to test outlet. |
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| • Reset building circuit breaker or |
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| replace fuse. |
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| Extension cord is damaged. | Replace extension cord. Read |
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| Grounding and Electric Require- |
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| ments, page 5. |
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| Sprayer electric cord is damaged. | Check for broken insulation or wires. |
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| Replace electric cord if damaged. |
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Power switch is on and sprayer is | Paint is frozen or hardened in pump. | Unplug sprayer from outlet. If frozen |
plugged in, but motor does not run, |
| do NOT try to start sprayer until it is |
and pump does not cycle. |
| completely thawed or you may dam- |
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| age the motor, control board and/or |
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| drivetrain. |
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| Make sure power switch is OFF. |
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| Place sprayer in a warm area for sev- |
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| eral hours. Then plug in and turn ON. |
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| Slowly increase pressure setting to |
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| see if motor will start. |
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| If paint is hardened in sprayer, pump |
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| packings, valves, drivetrain or pres- |
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| sure switch may need to be replaced. |
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| Take sprayer to Graco/magnum |
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| authorized service center. |
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22 | 309225W |