Rinsing; Clean Detergent Siphoning Tube; Automatic Cool Down System (Thermal Relief); Adjustable Pressure Setting - Generac 4240 PRO GAS PW 49ST EPA III Manual Del Propietário

Apply detergent as follows:
1. Prepare detergent solution as required by
job.
2. Make sure siphoning tube remains fully
submerged into the detergent.
3. When inserting the siphon into a detergent
solution bottle, route the tube so as to
keep it from inadvertently contacting the
hot muffler.
4. Verify black detergent nozzle is installed.
NOTE: Detergent cannot be applied with high-
pressure nozzle (Yellow, White, Green or
Red). Only use black nozzle with detergent.
5. Start engine.
6. Firmly grasp spray gun with both hands
when using high-pressure spray to avoid
injury when spray gun kicks back.
7. Apply a high-pressure spray to a small
area and then inspect surface for damage.
If no damage is found, continue to apply
detergent.
8. Apply detergent to a dry surface, start at
lower portion of area to be washed and
work upward using long, even, overlap-
ping strokes.
IMPORTANT: Flush the detergent siphoning
system after each use. Contact an authorized
dealer or qualified service center with ques-
tions.

Rinsing

Risk of Falling. Use of machine creates wet
areas and trip hazards. Be aware of work area
conditions. A fall could result in death or
serious injury.
WARNING
Risk of Falling. Do not use this machine or any
components on elevated surfaces. Doing so
can result in a fall, serious injury, or death.
1. Remove black detergent nozzle from
lance.
2. Select and install desired high-pressure
nozzle.
3. Point spray gun in safe direction and
squeeze trigger to flush remaining deter-
gent from system.
4. Keep spray gun a safe distance from area
you plan to spray.
5. Firmly grasp spray gun with both hands
when using high-pressure spray to avoid
injury when spray gun kicks back.
6. Apply a high-pressure spray to a small
area and then inspect surface for damage.
If no damage is found, continue rinsing.
7. Start at top of area to be rinsed, working
down with same overlapping strokes as
used for cleaning.
Owner's Manual for Power Washer
WARNING
Clean Detergent Siphoning
Tube
Flush detergent siphoning tube after each
use, before stopping the engine.
1. Place detergent siphoning tube/filter in
bucket of clean water.
2. Remove high-pressure nozzle from nozzle
extension.
3. Select and install black detergent nozzle.
4. Flush for 1-2 minutes.
5. Shut engine OFF.
6. Point spray gun in a safe direction,
squeeze spray gun trigger to release
retained high water pressure. Engage trig-
ger lock.
After Each Use
DO NOT allow water to remain in unit for long
periods of time. Sediments or minerals can
deposit on pump parts and freeze pump. Fol-
low these procedures after every use:
1. Shut engine OFF.
2. Turn water supply OFF.
3. Point spray gun in a safe direction, and
squeeze trigger to relieve trapped pres-
sure.
4. Let engine cool.
5. Disconnect hoses from spray gun and
high-pressure outlet on pump. Drain water
from hoses, spray gun, and lance. Use a
rag to wipe off components.
6. Verify engine start switch and fuel valve is
OFF.
7. Pull recoil handle approximately six times
to remove remaining liquid from pump.
8. Store unit in a clean, dry area.
(000112)
NOTE: If storing for more than 30 days, see
Storage section.
Automatic Cool Down System
(Thermal Relief)
When power washer runs for 3-5 minutes
(000114)
without spray gun activation, circulating water
in pump can reach temperatures to cause
burns. Thermal relief system engages to cool
pump by discharging warm water onto ground.

Adjustable Pressure Setting

The pressure washer pump is equipped with
an adjustable pressure setting. The pump is
preset at the factory to the highest pressure
setting.To decrease pressure, turn the pres-
sure control knob counterclockwise to the
desired pressure. Turn the pressure control
knob fully clockwise to set the pressure back
to the factory setting.
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