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P
roblem
The sprayer does not start up.
The sprayer starts up but does not
draw in paint when the
PRIME/SPRAY knob is set to
PRIME.
The sprayer draws up paint but
the pressure drops when the gun
is triggered.
The sprayer will not shut off.
The spray gun leaks.
The tip assembly leaks.
The spray gun will not spray.
The paint pattern is tailing.
The thermal overload tripped and
shut off the sprayer.
C
ause
1. The sprayer is not plugged in.
2
. The ON/OFF switch is set to OFF.
3. Low or no voltage is coming from the
wall plug.
4. The sprayer was turned off while still under
pressure.
5. The extension cord is damaged or has too
low a capacity.
6. The thermal overload on the sprayer is
tripped.
7. There is a problem with the motor.
1. The unit will not prime properly or has lost prime.
2. The paint hopper is empty
3. The hopper filter is clogged.
4. The inlet valve is stuck.
5. The outlet valve is stuck.
6. The PRIME/SPRAY valve is plugged.
7.
The inlet valve is worn or damage.
8
. There is a problem with the diaphragm.
9. The hydraulic oil level is low or empty.
1. The spray tip is worn.
2. The hopper filter is clogged.
3. The gun or spray tip filter is plugged.
4. The paint is too heavy or coarse.
5. The outlet valve assembly is dirty or worn.
6. The inlet valve assembly is damaged or worn.
1. The inlet or outlet valve ball or ball seat is
worn.
2. Foreign matter or paint has built up between
the ball and the seat.
1. Internal parts of the gun are worn
or dirty.
1. The tip was assembled incorrectly.
2. A seal is worn.
1. The spray tip, the gun filter or the tip filter is
plugged.
2. The spray tip is in the CLEAN position.
1. The pressure is set too low.
2.
The gun, the tip, or the hopper filter
is plugged.
3. The tip is worn.
4. The paint is too thick.
1. The motor overheated.
2. The extension cord is too long or is too
small a gauge.
3. Paint has built up on the motor.
4. The motor was started while the sprayer
was under pressure.
5. The sprayer was sitting in the hot sun.
S
olution
1. Plug the sprayer in.
2
. Turn the ON/OFF switch to ON.
3. Properly test the power supply voltage.
4. Turn the PRIME/SPRAY knob to PRIME.
5. Replace the extension cord.
6. Allow the motor to cool and move the sprayer to a
cooler spot.
7. Take the sprayer to a SprayTECH Authorized Service
Center.
1. Try to prime the unit again.
2. Fill the paint hopper with paint.
3. Clean the hopper filter.
4. Clean the inlet valve.
5. Clean the outlet valve and replace any
worn parts.
6. Take the sprayer to a SprayTECH Authorized Service
Center.
7.
Replace the inlet valve.
8
. Take the sprayer to a SprayTECH Authorized Service
Center.
9. Take the sprayer to a SprayTECH Authorized Service
Center.
1. Replace the spray tip with a new tip.
2. Clean the hopper filter.
3. Clean or replace the proper filter. Always keep
extra filters on hand.
4. Thin or strain the paint.
5. Clean or replace the outlet valve assembly.
6. Replace the inlet valve.
1. Take the sprayer to a SprayTECH Authorized
Service Center.
2. Take the sprayer to a SprayTECH Authorized
Service Center.
1. Take the sprayer to a SprayTECH Authorized
Service Center.
1. Check the tip assembly and assemble properly.
2. Replace the seal.
1. Clean the spray tip, gun filter or tip filter.
2. Put the tip in the SPRAY position.
1. Increase the pressure.
2. Clean the filters.
3. Replace the spray tip.
4. Thin the paint.
1.
Allow to cool for 30 minutes.
2. Allow to cool for 30 minutes and replace the
extension cord with a shorter extension or a thicker
gauge cord.
3. Clean the paint from the motor.
4. Restart the sprayer in the PRIME mode.
5. Move the sprayer out of the sun.
Troubleshooting
NOTE:
When the PRIME/SPRA
Y
valve is on SPRAY and there is flow through the return tube, remove the
PRIME/SPRAY valve and clean or replace it.
NOTE:
The electric motor should always be kept clean and dry
. Paint acts as an insulator
. Too much paint on the
motor will cause the motor to overheat.