Tsurumi PU Submersible Vortex Sewage Pump - Manual (Page 4)

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PRECAUTIONS DURING MAINTENANCE AND INSPECTION
CAUTION
WARNING
●Absolutely turn off the power
supply or disconnect the plug
before starting maintenance or
inspection. Do not work with wet
hands. Failure to observe these
cautions may lead to electrical
shock or injury.
●After reassembly, always perform a test operation before resuming use of the prod-
uct. Improper assembly can result in electrical leakage, electrical shock, fire,
or water leakage .
●In case any abnormality (excessive
vibration, unusual noise or odor) is
found in the operation, turn the
power off immediately and consult
with the dealer where it was
purchased or Tsurumi representa-
tive. Continuing to operate the
product under abnormal condi-
tions may result in electrical
shock, fire, or water leakage.
●Do not disassemble or repair any
parts other than those designated
in the operation manual. If repairs
are necessary in any other than
the designated parts, consult with
the dealer where it was
purchased or Tsurumi representa-
tive. Improper repairs can
result in electrical leakage,
electrical shock, fire, or water
leakage.
Test
operation
STOP
OFF
OFF
PRECAUTION TO POWER OUTAGE
●In case of power outage, turn off the power supply. The product will resume
operation when the power is restored, which presents serious danger to
people in the vicinity.
WARNING
power
outage
OFF
CAUTION
●Do not allow foreign objects (metal
objects such as pins or wires) to
enter the suction inlet of the pump.
Failure to observe this caution
could cause it to malfunction or
to operate abnormally, which
may lead to electrical leakage or
electrical shock.
●Do not use the product for hot or
warm liquid over 40℃, as doing so
will damage the product, which
may lead to electrical leakage or
electrical shock.
●When the product will not be used
for an extended period, be sure to
turn off the power supply (earth
leakage circuit breaker, etc.).
Deterioration of the insulation
may lead to electrical leakage,
electrical shock, or fire.
OFF
OTHER PRECAUTION
CAUTION
●Never use the product for potable water. It may present a danger to human
health.
Potable
Water