Hitachi 4043 Pressure Washer User Manual


 
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Operation
CAUTION
Pressure washer is equipped with a thermal relief
valve. If pressure washer is operated without
spraying for an extended period (approximately 10
minutes) the valve will expel hot water.
Do not operate pressure washer with inlet water
screen removed. Keep screen clean. Screen keeps
abrasive sediment out of pump, Abrasive sediment
can clog pump or damage cylinders.
Do not pump caustic materials; such materials may
corrode pump components.
9. See the chemical injector or sandblaster kit manu-
al for detailed cleaning information if these acces-
sories are used.
Trigger Safety Latch
WARNING
To reduce risk of serious bodily injury, including
fluid injection, splashing in eyes or on skin, always
engage trigger safety latch when spraying is
stopped, even for a moment. In engaged position,
trigger safety latch prevents gun from being trig-
gered accidentally by hand or if dropped or
bumped. Be sure to push down latch fully to en-
gage it. If latch not fully engaged, gun can acciden-
tally trigger. See Figures 2a and 2b.
Figure 2a
TRIGGER SAFETY LATCH SHOWN ENGAGED
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Figure 2b
TRIGGER SAFETY LATCH SHOWN
DISENGAGED
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