CAUTION
Never pull on a wire to disconnect it. Pulling on a
wire could loosen the connector from the wire.
2.Test your repair before regular operation of the
sprayer to be sure that the problem is corrected. If the
sprayer does not operate properly, review the repair
procedure to determine if everything was done correctly.
Refer to the Troubleshooting Charts to help identify
other possible problems.
3.Make certain that the service area is well ventilated in
case solvents are used during cleaning. Always wear
protective eyewear while servicing. Additional
protective equipment may be required depending on the
type of cleaning solvent. Always contact the supplier
of solvents for recommendations.
Replacing the Motor
1.Unplug the unit.
2.Loosen and remove the four motor cover screws.
Remove the motor cover.
3.Disconnect the black and red wires coming from the
pump housing. Disconnect the black and red wires
from the capacitors. Disconnect the black and red
wires from the motor.
4.Remove the capacitors from their mounting clip.
5.Loosen and remove the four motor mounting screws.
6.Pull the motor out of the pump housing.
NOTE: If the motor will not dislodge from the pump
housing:
. Remove the front cover plate.
. Using a rubber mallet, carefully tap on the
front of the motor crankshaft that extends
through the connecting rod.
7.With the motor removed, inspect the gears in the
pump housing for damage or excessive wear. Replace
the gears, if necessary.
8.Install the new motor into the pump housing.
NOTE:Rotate the motor fan manually until the
armature gear engages with the mating gear in
the pump housing.
9.Secure the motor with the four motor mounting
screws.
10..Push the capacitors into their clip on the new motor.
11. Reconnect the wires (refer to the electrical
schematic in the Parts List section of this manual).
12.Slide the motor cover over the motor. Secure the
motor cover with the four motor cover screws.
Replacing the Gears
1.Loosen and remove the four motor cover screws.
Remove the motor cover.
2.Disconnect the black and red wires coming from
the pump housing.
3.Loosen and remove the four motor mounting
screws.
4.Pull the motor out of the pump housing.
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