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STARTING
Prior to starting, refer to your engine
manual for proper starting
procedures.
1. In a well ventilated outdoor area
add fresh, high quality, unleaded
gasoline with a pump octane
rating of 86 or higher. Do not
overfill. Wipe up spilled fuel before
starting the engine. Refer to
Engine Owners Manual for correct
procedure.
2. Check engine oil level. See
Engine Owners Manual for correct
procedure.
3. Verify the filter
screen is in
water inlet of
pump. NOTE:
Cone side
faces out.
4. Connect water source to pump
inlet.
NOTE: Water source must provide
a minimum of 5 gallons per minute
at 20 PSI.
5. Connect high pressure hose to
pump outlet.
6. If applying a chemical or
cleaning solution, see How To
Apply Chemicals/Cleaning Solvents
instructions in this section.
7. To reduce operator fatigue while
maintaining a consistent distance
from the cleaning surface
assemble the 'Water Vroom"
cleaning surface guide. See
Assembly section for assembly
instructions.
8. Turn water source on. NOTE:
Failure to do so could cause
damage to the pump.
12- ENG
A12338
9. Start engine. See Engine Owners
Manual for correct procedure.
NOTE: When engine rope is
pulled, pressure starts building in
the gun. If the engine does not
start after two pulls, pull the gun
trigger to relieve this pressure.
10. Depress trigger on gun to start
water flow. NOTE: Stand on a
stable surface and grip gun/spray
wand firmly with both hands.
Expect the gun to kick when
triggered.
NOTE: If using
the "Water
Vroom" surface
cleaning guide,
quickly and
effortlessly
guide it across
the flat surface
being cleaned.
11. Release trigger to stop water
flow.
12. Adjust spray for the task being
performed by changing quick
connect nozzle. See How To Use
Spray Wand instructions in this
section.
SHUTTING DOWN
1. After each use, if you have applied
chemicals, place chemical hose
into container of clean water and
draw clean water through chemical
injection system to rinse system
thoroughly. NOTE: Failure to do so
could cause damage to the pump.
2. Turn engine off. See Engine
Owner’s Manual. NOTE: NEVER
turn the water off with the engine
running.
3. Turn water source off.
4. Pull trigger on spray gun to
relieve any water pressure in hose
or spray gun.
5. See Storage section in this
manual for proper storage
procedures.
Water
Source
High Pressure Hose
Filter Screen