Troubleshooting

Troubleshooting

 

 

 

 

 

 

 

 

 

 

 

Check everything in this Troubleshooting Table

 

 

 

 

 

 

 

before you bring the sprayer to a Graco/MAGNUM

 

 

 

 

 

 

 

authorized service center.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Problem

 

Cause

Solution

 

 

 

 

 

 

Power switch is on and sprayer is

Pressure is set at zero pressure.

Turn pressure control knob clock-

plugged in, but motor does not

 

 

 

wise to increase pressure setting.

run, and pump does not cycle.

 

 

Motor or control is damaged.

Take sprayer to Graco/MAGNUM

 

 

 

 

 

 

 

 

authorized service center.

 

 

 

 

 

 

 

 

 

 

 

 

Electric outlet is not providing

• Try a different outlet or plug in

 

 

 

 

 

power.

something that you know is

 

 

 

 

 

 

 

 

working to test outlet.

 

 

 

 

 

 

 

 

• Reset building circuit breaker

 

 

 

 

 

 

 

 

or replace fuse.

 

 

 

 

 

 

 

 

 

 

 

 

Extension cord is damaged.

Replace extension cord. Read

 

 

 

 

 

 

 

 

Grounding and Electric Require-

 

 

 

 

 

 

 

 

ments, page 7.

 

 

 

 

 

 

 

 

 

 

 

 

Sprayer electric cord is damaged.

Check for broken insulation or

 

 

 

 

 

 

 

 

wires. Replace electric cord if

 

 

 

 

 

 

 

 

damaged.

 

 

 

 

 

 

 

 

 

 

 

 

Paint and/or water is frozen or

Unplug sprayer from outlet. If fro-

 

 

 

 

 

hardened in pump.

zen do NOT try to start sprayer

 

 

 

 

 

 

 

 

until it is completely 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 pow-

 

 

 

 

 

 

 

 

ercord 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/MAGNUM authorized ser-

 

 

 

 

 

 

 

 

vice center.

 

 

 

 

 

 

 

 

 

312001R

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Graco 312001R important safety instructions Troubleshooting, Problem Cause Solution