17
OPERATION
PL4500
5.3
PREPARING A NEW SPRAYER
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If this unit is new, it is shipped with test fluid in
the fluid section to prevent corrosion during
shipment and storage. This fluid must be
thoroughly cleaned out of the system with
mineral spirits before you begin spraying.
Attention
Always keep the trigger lock on the spray gun in
the locked position while preparing the system.
Refer to the spray gun instruction manual for
trigger lock instructions.
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Make sure that the spray gun does not have a tip
or tip guard installed.
1. Immerse the suction tube (Fig. 20, Item 1) and return hose
(2) into a container with mineral spirits.
2. Turn the pressure control knob counterclockwise (3) to
minimum pressure.
3. Turn the relief valve (4) to PRIME (
k
circulation).
4
1
2
3
4. Start the engine (refer to section 5.2).
5. Wait until the cleaning agent exudes from the return hose.
6. Turn the relief valve (4) to SPRAY (
p
spray).
7. Unlock the spray gun (refer to spray gun manual).
8. Aim the spray gun into an open waste container. Pull the
gun trigger on the right handlebar.
9. Spray the cleaning agent from the unit into an open,
grounded (earthed) collecting container.
5.4
PREPARING TO PAINT
i
Make sure that the spray gun does not have a tip
or tip guard installed.
1. Immerse the suction tube (Fig. 20, Item 1) and return hose
(2) into the coating material container.
2. Turn the pressure control knob counterclockwise (3) to
minimum pressure.
3. Turn the relief valve (4) to PRIME (
k
circulation).
4. Start the engine (refer to section 5.2).
5. Turn the relief valve (4) to SPRAY (
p
spray).
6. Aim the spray gun into an open waste container. Pull the
gun trigger on the right handlebar.
7. Trigger the spray gun several times and spray into a
collecting container until the coating material exits the
spray gun without interruption.
Ground/Earth the gun by holding it against
the edge of the metal container while flushing.
Failure to do so may lead to a static electric
discharge, which may cause a fire.
8. Lock the gun by pushing the gun trigger lock to the locked
position (refer to spray gun manual).
9. Attach tip guard and tip to the gun as instructed by the tip
guard or tip manuals.
POSSIBLE INJECTION HAZARD. Do not spray
without the tip guard in place. Never trigger the
gun unless the tip is in either the spray or the
unclog position. Always engage the gun trigger
lock before removing, replacing or cleaning tip.
10. Increase the pressure by slowly turning up the pressure
control knob.
Check the spray pattern and increase the pressure until
the atomization is correct.
Always turn the pressure control knob to the lowest
setting with good atomization.
