Safety Features - North Star M157204B.1 Installation, Operation And Maintenance Manual

X.) Cleaning
WARNING: Wear eye, ear, hand, foot and skin
protection at all times while operating this pressure
washer.
DANGER: Do not point the spray wand at yourself or
at any person. Bodily injury may result from water
under high pressure.
CAUTION: Be careful on painted or delicate surfaces,
the pressure may damage the surface if the nozzle is
too close.
IMPORTANT: Your spray gun is equipped with a
built-in trigger safety latch to guard against
accidental trigger
dangerous high pressure spray. Rotate the safety
latch to the locked position when not spraying.
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A.) Hold the lance with two hands, have a sturdy stance.
B.) Point lance at dirty surface and squeeze trigger.
C.) Wash from the bottom to the top, using side to side
motions. This washes away heavy dirt and allows the
detergent to soak as you work toward the top.
D.) Use the width of the spray pattern to wash in a wide
path. Overlap spray paths for complete coverage.
E.) The nozzle should be 12" to 24" from the work, closer
for tough areas.
F.) Small parts should be washed in a basket so the
pressure does not push them away.
weight parts should be clamped down.
G.) The pressure washer is set and locked to the
maximum rated pressure when it leaves the factory.
You can reduce the water pressure by rotating the
black unloader knob or by reducing the engine speed.
actuation and potentially
Safety Latch
Larger, light
XI.) Shut-Down Instructions
WARNING: Do not leave an operating machine
unattended. Always shut the machine OFF and
relieve the pressure before leaving the machine.
Never disconnect the high pressure hose from the
pump or spray gun while the system is pressurized.
Depressurize the system by squeezing the spray gun
trigger after the engine is turned OFF.
A.) Turn engine OFF.
B.) Close engine fuel line valve.
C.) Turn water supply OFF.
D.) Actuate spray gun trigger to relieve system pressure.
E.) Remove garden hose.
F.) Remove pressure hose.

SAFETY FEATURES

I.) Safety Relief
The safety relief valve is a backup safety feature. If the
unloader malfunctions, the safety relief valve will open
and relieve system pressure.
WARNING: If the safety relief valve ever discharges
water, turn the engine off and do not use the
machine. See a dealer or call Product Support at
1-800-270-0810.
II.) Thermal Protector
The thermal protector protects your pump from
overheated water.
released, the pump DOES NOT stop pumping. Water is
circulated through the unloader valve and pump. The
circulating water heats up quickly. The thermal protector
discharges water when it reaches 140°F preventing
pump damage.
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When the spray gun trigger is
Thermal
Protector
Safety
Relief