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trigger 2-3 times.
• Separate lance from gun.
• Rotate nozzle to the narrow stream setting.
This opens the fan blades.
• Using included tip cleaner, or an unfolded
paper clip, insert wire into the nozzle hole and
move back and forth until debris is dislodged.
(See Figure 5.)
•
Remove additional debris by back-flushing
water through the nozzle. To
do this, place end of a garden hose (with water
running) to end of nozzle for 30-60 seconds.
A
T
T
NGLE
O
HE
When spraying water against a surface,
maximum impact is generated when the water
strikes the surface "head on."
However, this type of impact tends to cause
dirt particles to imbed in the surface, thereby
preventing the desired cleaning action.
C
S
LEANING
URFACE
The optimum angle for spraying water against a
cleaning surface if 45 degrees.
Spraying water against a surface at this angle
provides for the most beneficial impact force
combined with efficient removal of debris from
the surface.
D
F
ISTANCE
S
URFACE
Another factor that determines the impact
force of the water is the distance from the
spray nozzle to the cleaning surface. The
impact force of the water is increased as the
nozzle is moved closer to the surface.
H
T
A
OW
O
VOID
S
URFACES
Damage to cleaning surfaces occurs because
51
C
ROM
LEANING
D
AMAGING
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