English
16
Failure to observe this may result in freezing, leading to
malfunctions.
1.
Draining
water
from
the
washer
(1) Stop the water supply.
(2) Set the switch to “ON” and pull the trigger on the trigger
gun to drain the water from the inside of the washer.
Continue this until water is no longer discharged
(approximately 30 to 60 seconds.)
(3) Press the trigger stopper on the trigger gun to lock it in
place.
2.
Set
the
switch
to
“OFF”.
(1) Switch o
ff
the washer.
(2) Unplug the power cord from the mains socket.
NOTE
Leaving the washer switched on may result in dry
operations, leading to malfunctions.
3.
Removing
the
high-pressure
hose
(Fig.
17)
(1) Loosen the ring.
(2) Remove the high-pressure hose from the washer’s water
outlet.
(3) Drain all residual water from the high-pressure hose.
4.
Drain
the
water
from
the
washer
(Fig.
18)
(1) Tilt the washer to drain out the residual water.
(2) Wipe away all moisture with a dry cloth.
CAUTION
Water left in the washer may freeze in the winter, which
could result in damage to the pump.
SAFETY
MECHANISMS
The washer is equipped with the following safety mechanisms
to ensure safe usage.
Power
switch
This prevents the washer from being unintentionally
operated.
Trigger
gun
equipped
with
a
lock
This prevents the trigger from being pulled, unintentionally
operating the washer.
Pressure
switch
This prevents the pressure inside the washer from
exceeding permissible levels. Releasing the lever on the
trigger gun causes the valve operated by water pressure
to halt pump operations, which allows the pressure to be
released through the water feed. The pump is started
again when the lever is pulled.
Thermal
protector
This protects the motor by halting operations when
abnormal heat is detected in the motor. It will start
operating again when the motor cools down.
MAINTENANCE
AND
INSPECTION
WARNING
Switch
o
ff
the washer and disconnect the plug from the
power socket without fail when inspecting and cleaning it.
1.
Inspecting
the
washer
and
hoses
(Fig.
19)
Check to make sure that there is no damage, cracks or
malformations.
Make sure you clean the hole on the nozzle with the
nozzle cleaner pin supplied on a regular basis.
NOTE
Detach the trigger gun and clean the nozzle hole.
2.
Inspecting
the
strainer
(Fig.
20)
Wash all blockages out of the grid with water on a regular
basis.
NOTE
Withdraw the strainer from the water feed inlet with the
use of
fl
at radio pliers.
3.
Clean
the
washer
Squeeze the excess moisture from a cloth soaked in
soap and water and wipe the washer.
Do not use gasoline, thinner, benzene, kerosene, etc.
Failure to observer this may result in malformations.
4.
Check
for
loose
screws.
Check for loose screws on a regular basis and tighten
any screws that are loose. Failure to observe this could
be dangerous.
5.
Tidying
up
and
storing
the
washer
after
use
(Fig.
21)
The accessories can be stored inside the washer as
shown in
Fig.
21
when not in use and when being carried
around.
Avoid the following environments and store the washer
and accessories in a safe, dry location when not in use.
○
Do not store within the reach of children, or in locations
where children can use it.
○
Do not store in location where rain can reach it, such as in
front of the house, or in locations with high humidity.
○
Do not store in locations that are subject to drastic
changes in temperature or direct sunlight.
○
Do not store in locations containing volatile substances
that may ignite or explode.
6.
Replacing
supply
cord
If the replacement of the supply cord is necessary, it has
to be done by a Hitachi Authorized Service Center to
avoid a safety hazard.
7.
Service
parts
list
CAUTION
Repair, modi
fi
cation and inspection of Hitachi Power
Tools must be carried out by a Hitachi Authorized Service
Center.
This Parts List will be helpful if presented with the tool to
the Hitachi Authorized Service Center when requesting
repair or other maintenance.
In the operation and maintenance of power tools, the
safety regulations and standards prescribed in each
country must be observed.
MODIFICATIONS
Hitachi Power Tools are constantly being improved
and modi
fi
ed to incorporate the latest technological
advancements.
Accordingly, some parts
may be changed without prior
notice.
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