Hitachi HISCREW V PLUS NEXT Series Instruction Manual page 5

Oil-flooded rotary screw air compressor
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WARNING
AIR INLET PORT!
Keep your hands and any
objects away from the air
inlet port of suction
filter.
ELECTRIC SHOCK HAZARD!
● Before servicing or wiring the air compressor, dis-
connect the power and wait for about 10 minutes
that electric charge of the inverter is completely
discharged. This will prevent anyone from turning
on the power and causing an electric shock that
can lead to serious injuries.
● DO NOT allow any unlicensed person to wire the
air compressor. Always ask to work a licensed
electrician.
● Ground the air compressor.
WARNING
STRONG MAGNETISM
Pay high attention for handling the motor because
it has a quite strong permanent magnet rotor in
the housing.
Those who has electronic medical devices such as
pace makers must be away from the magnetic
rotor.
Do not put electronic devices such as magnetic
cards, watches and measuring equipments closer
to the magnetic rotors.
For disassembly, please contact HITACHI
authorized distributors near you.
Main motor grease replenishment
Fill a specified amount of grease periodically at the [grease filling
ports]located at the load side.
Be aware that grease replenish over the defined amount may
cause overheated bearing, grease leakage,etc.Replenish grease
while the compressor is running.
Operating condition
Filling interval
Filling amount
When operating more
Every 6 months or 3000 hours,
than 3000hr/year
whichever comes first
When operating
Every 1 year or 3000 hours,
3000hr/year or less
whichever comes first
[Load side grease filling port]
WARNING
ROTATING PARTS!
DO NOT touch the rotating parts such
as coupling with hand or bar.
When the unit is running AUTO mode,
the machine will start without
pressing the start button.
WARNING
Grease
Rare max super N
75g
KYOUDO YUSHI Co.,LTD
Iten No.: 59031350
1. TO USE IN SAFETY
WARNING
DO NOT BREATHE AIR!
● DO NOT use the discharged air for a direct-breath
application. Discharge air contains oil particles.
Breathing the air can cause the respiratory
distress and serious injuries.
● It is also dangerous to operate the air compressor
in badly ventilated rooms, tunnels and so on.
WARNING
HIGH-TEMPERATURE AND HIGH-PRESSURE OIL AND AIR
Before replacing the oil or servicing the compressor,
stop its operation, disconnect the power, and make
sure that the discharge air pressure gauge indicates
0(zero)MPa, completely. In case that residual
pressure is in components,high-temperature oil and
air spout out,and can cause serious burns or injuries.
WARNING
FLAMMABLES!
● Keep a container of the flammable hazards
(solvents etc.) away from the air compressor. It
can cause explosion.
● DO NOT use any brand's oil then "NEW HISCREW
OIL NEXT" (Hitachi's genuine synthetic oil).
Replace the oil and the oil separator(element and
housing) periodically as the instruction manual.
Any defect of oil separator and oil degradation can
cause explosion or fire.
WARNING
ROTATING PARTS!
● Keep your hands and any objects away from the
rotating parts (pulleys, belts, cooling fans, etc.).
● Be careful of the stopped air compressor in an
automatic stop/restart control because it may
restart without pressing the START button.
WARNING
ELECTRIC SHOCK HAZARD!
● Before servicing or wiring the air compressor, dis-
connect the power and wait for about 10 minutes
that electric charge of the inverter is completely
discharged. This will prevent anyone from turning
on the power and causing an electric shock that
can lead to serious injuries.
● DO NOT allow any unlicensed person to wire the
air compressor. Always ask to work a licensed
electrician.
● Ground the air compressor.
CAUTION
FIRE!
● DO NOT use fire around the air compressor. The
sparks from the fire may cause internal burnout
of the air compressor.
● DO NOT dismantle any protective relays on the
air compressor. Also, DO NOT modify the control
circuit to prevent its protective function. In case
that improper modification is done, it can be
causes why the compressor burns out or
catches a fire.
● Install an earth leakage fuse free breaker on the
power supply.
● Check the oil level on the oil gauge that it is
between the red lines of upper and lower.
CAUTION
HOT!
● DO NOT touch the air compressor during it is
running or immediately after it has stopped,
because its components are quite hot.
● Keep your hands/face away from the exhaust port
from cooling fan, because high-temperature air is
exhausted from this port.
3

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