Assembling And Adjustments; Install The Power Unit; Connecting The Units; Connect The Cooling Water - Husqvarna PP490 Operator's Manual

Install the power unit

WARNING! Place the power unit on the
!
workplace, making sure that it is
standing on a stable surface and that it is
protected from water spray.
Connect the power unit to a grounded 3-
phase outlet.
Always connect the machine through an
ground fault circuit interrupter with
personal protection, i.e. an ground fault
circuit interrupter that trips at an ground
fault of 30 mA.

Connecting the units

Connect the power tool to the designated power take-off,
note that there are two different power take-offs. The
upper power take-off is used for the PRIME™ family
products. The bottom power take-off is used for wall saws
(WS). For more information, see the "Technical data"
section.

Connect the cooling water

NOTICE! The cooling water will not turn off during a
power failure.
• Connect the water hose to the incoming water
connector. Remember to use clean cooling water to
avoid dirt clogging up the water system.
The power pack is equipped with an electric water
valve, which is closed when the power pack is
activated. When the power pack is without electricity,
the valve is open to be able to drain water coolant if
there is a risk of freezing.

ASSEMBLING AND ADJUSTMENTS

For more information, see the "Technical data" section.
The other water connection should be connected to the
power tool, the power tool has various regulating taps for
regulating the flow of cooling water to the tool. See the
operator's manual for the respective power tools.
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English 7