Automatic Cool Down System; Pressure Washer Rinsing - Generac Portable Products 1900PSI Owner's Manual

CAUTION
Keep the chemical injection tube from coming in contact
with the hot muffler.
• When inserting the filter into a detergent solution bottle,
route the tube so as to keep it from inadvertently contacting
the hot muffler.
4. Slide adjustable nozzle forward to low pressure mode.
Detergent cannot be applied with nozzle in high pressure
position.
5. Make sure garden hose is connected to water inlet.
Check that high pressure hose is connected to spray gun
and pump; start engine.
6. Apply detergent to a dry surface, starting at lower
portion of area to be washed and work upward, using
long, even, overlapping strokes.
7. Allow detergent to "soak in" for 3-5 minutes before
washing and rinsing. Reapply as needed to prevent
surface from drying. DO NOT allow detergent to dry on
(prevents streaking).
IMPORTANT: You must flush the chemical injection
system after each use by placing the filter into a bucket of
clean water, then run the pressure washer in low pressure
for 1-2 minutes.

Pressure Washer Rinsing

For Rinsing:
1. Slide nozzle backward to high pressure, press trigger and
wait for detergent to clear.
NOTE: You can also stop detergent from flowing by simply
removing chemical injection hose from bottle.
2. Keep spray gun a safe distance from surface.
Generac Portable Products 1900 PSI Pressure Washer
3. Apply high pressure spray to a small area, then check
• Keep spray nozzle between 8 to 24 inches away from cleaning
• Operate this unit on a stable surface.
• Be extremely careful if you must use the pressure washer from
• Firmly grasp spray gun with both hands when using high
4. Start at top of area to be rinsed, working down with

Automatic Cool Down System

If you run the engine on your pressure washer for
3-5 minutes without pressing the trigger on the spray gun,
circulating water in the pump can reach temperatures
above 125°F.The system engages to cool the pump by
discharging the warm water onto the ground.
10
surface for damage. If no damage is found, it is okay to
continue cleaning.
WARNING
High pressure spray could cause you to fall if
you are too close to the cleaning surface.
surface.
a ladder, scaffolding or any other relatively unstable location.
pressure spray to avoid injury if gun kicks back.
same overlapping strokes as used for washing and
applying detergent.
(Thermal Relief)