Troubleshooting
26 332643B
Troubleshooting
Check everything in this Troubleshooting Table
before you bring the sprayer to a Graco/M
AGNUM
authorized service center.
Problem Cause Solution
Power switch is on and sprayer is
plugged in, but motor does not run,
and pump does not cycle.
Pressure is set at zero pressure. Turn pressure control knob clockwise to
increase pressure setting.
Motor or control is damaged. Take sprayer to Graco/M
AGNUM
autho-
rized service center.
Electric outlet is not providing
power.
• Try a different outlet or plug in some-
thing that you know is working to test
outlet.
• Reset building circuit breaker or
replace fuse.
Extension cord is damaged. Replace extension cord. Read Ground-
ing and Electric Requirements, page 10.
Sprayer power cord is damaged. Check for broken insulation or wires.
Replace power cord if damaged.
Paint and/or water is frozen or hard-
ened in pump.
Unplug sprayer from outlet. If frozen do
NOT try to start sprayer until it is com-
pletely thawed or you may damage the
motor, control board and/or drivetrain.
Make sure power switch is OFF. Place
sprayer in a warm area for several
hours. Then plug in power cord and turn
sprayer ON. Slowly increase pressure
setting to see if motor will start.
If paint is hardened in sprayer, pump
packings, valves, drivetrain or pressure
switch may need to be replaced. Take
sprayer to Graco/M
AGNUM
authorized
service center.
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